CN107376210A - A kind of chest expanding apparatus - Google Patents

A kind of chest expanding apparatus Download PDF

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Publication number
CN107376210A
CN107376210A CN201710762867.4A CN201710762867A CN107376210A CN 107376210 A CN107376210 A CN 107376210A CN 201710762867 A CN201710762867 A CN 201710762867A CN 107376210 A CN107376210 A CN 107376210A
Authority
CN
China
Prior art keywords
arm supporting
upper arm
supporting portions
arm
heavy burden
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710762867.4A
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Chinese (zh)
Inventor
刘辉文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jingdezhen Ceramic Institute
Original Assignee
Jingdezhen Ceramic Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jingdezhen Ceramic Institute filed Critical Jingdezhen Ceramic Institute
Priority to CN201710762867.4A priority Critical patent/CN107376210A/en
Publication of CN107376210A publication Critical patent/CN107376210A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/06User-manipulated weights
    • A63B21/062User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces
    • A63B21/0626User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means
    • A63B21/0628User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means for vertical array of weights
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/02Exercising 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)
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A63B23/1245Primarily by articulating the shoulder joint
    • A63B23/1272Rotation around an axis perpendicular to the frontal body-plane of the user, i.e. moving the arms in the plane of the body, to and from the sides of the body
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A63B23/129Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles for arm wrestling

Abstract

The invention discloses a kind of chest expanding apparatus, belongs to field of exercise, including support, back support portion, swing arm heavy burden portion and grip device, and the back support portion is installed on support;The swing arm heavy burden portion is two, and installed in the both sides in back support portion, the swing arm heavy burden portion can resistive drag force is carried out under horizontality clamping;The grip device is two, and is fixedly arranged on the end in two swing arm heavy burden portions respectively;Each swing arm heavy burden portion includes upper arm supporting portions and lower arm supporting portion, and clamping, the grip device are fixedly arranged on the end of lower arm supporting portion with can carrying out resistive drag force for the upper arm supporting portions and lower arm supporting portion.The present invention has moulding effect more balanced, and action is not easy out of shape, the advantages that preventing joint injury.

Description

A kind of chest expanding apparatus
Technical field
The present invention relates to a kind of health and fitness facilities, and in particular to a kind of chest expanding apparatus.
Background technology
The health and fitness facilities for chest expanding exercise has multiplex form in the prior art, and relatively common is the arm-type body-building of butterfly Device, such equipment typically carry a Tripterospermum affine arm, and butterfly arm connects to form butterfly by structures such as steel wire rope, pulleys with balancing weight The resistance that arm rotates forward.In use, the underarm of user is bent upwards the force part for withstanding butterfly arm, upper arm is protected with shoulder Water holding is put down, and drives butterfly arm to be rotated by having an effect for chest muscle, so as to complete chest expanding action.
But the arm-type fitness equipment of above-mentioned butterfly is in actual use, because the muscle group having an effect is only chest muscle and deltoid muscle Front portion, the muscle at other positions can not be tempered simultaneously.And most of fitness enthusiasts intentionally get an eurythmy, well-balanced Body, thus the arm-type health and fitness facilities of above-mentioned butterfly effect moulding in actual use is excessively single.Moulded for pec fly device The shortcomings that shape effect is excessively single, the chest expander of some dragline types, such as portal frame, general bag in the prior art also be present Two handled drawstrings of one end band are included, the drawstring other end is connected by pulley with balancing weight.During body-building, the both arms water of user Open and flat to open, after two hands hold handle, while both arms close up forward, both arms curve inwardly.The chest expanding apparatus energy of such dragline type Enough transfer the multiple muscle groups of upper body and participate in motion, not only chest muscle and deltoid muscle can participate in into, the bicipital muscle of arm, the triceps muscle of arm and Underarm muscle group can also participate in motion, and therefore, the moulding effect of the chest expanding apparatus of such dragline type is arm-type with respect to butterfly Chest expander is just more uniform comprehensive.
However, above-mentioned dragline type chest expander still has problems in actual use.Due to the chest expander of dragline type Resistance produce a handle of the point for hand, and the direction of motion of drawstring is the full free degree, without any guiding measure, simultaneously User, which only has back, has backrest as support.So during both arms curve inwardly and close up, on the one hand due to drawstring For the motion of the full free degree, without any guiding measure, when user's strength deficiency or too high counterweight, action is very easy Generation is out of shape, gently then influences body-building effect, heavy then cause gouge arm, and such case is particularly susceptible generation in beginner;Separately On the one hand, the chest expander of dragline type is during whole arm merges and bent forward, and upper arm and underarm lack necessary Support, rely solely on joint and muscle power and complete whole heavy burden action, be so very easy to induce fitness enthusiasts incited somebody to action More heavy burdens are applied on elbow joint and wrist joint, and in body-building, the mode had an effect by joint rather than had an effect by muscle The arch-criminal for causing joint injury, particularly height bear a heavy burden in the case of, fitness enthusiasts be often eager complete body-building move Make and select the mode of having an effect of mistake.Thus, easy injured joint, action in actual use be present in above-mentioned dragline type chest expander The shortcomings that easily out of shape.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome the moulding effect of chest expanding apparatus of the prior art excessively single First, the defects of action is easily out of shape, easy injured joint, more coordinates so as to provide a kind of moulding effect, act and easily keep, be right The more preferable chest expanding apparatus of joint protecting effect.
Therefore, technical scheme provided by the invention is as follows:
A kind of chest expanding apparatus, including:
Support;
Back support portion, the back support portion are installed on support;
Swing arm heavy burden portion, the swing arm heavy burden portion are two, and are born a heavy burden installed in the both sides in back support portion, the swing arm Portion can resistive drag force is carried out under horizontality clamping;
Grip device, the grip device is two, and is fixedly arranged on the end in two swing arm heavy burden portions respectively;
Each swing arm heavy burden portion includes upper arm supporting portions and lower arm supporting portion, upper arm supporting portions and the underarm branch Resistive drag force can be carried out clamping, the grip device are fixedly arranged on the end of lower arm supporting portion for support part.
As a kind of perferred technical scheme, the upper arm supporting portions and lower arm supporting portion include horizontally disposed bar shaped Supporting plate.
As a kind of perferred technical scheme, the upper arm supporting portions and/or lower arm supporting portion also include and the bar shaped The bar shaped clamping plate that supporting plate be arranged in parallel, bar shaped clamping plate and the slat supporting plates centre form the separate space for accommodating human arm.
As a kind of perferred technical scheme, described two upper arm supporting portions are hingedly connected to the both sides in back support portion, And can with the carrying out resistive drag force clamping around jointed shaft.
As a kind of perferred technical scheme, back support portion both sides are provided with first and cranked arm, the upper arm branch It is provided with second on support part to crank arm, described first cranks arm cranks arm in the position away from back support portion and upper arm supporting portions with second It is hinged.
As a kind of perferred technical scheme, described two lower arm supporting portions are hingedly connected to the outer of two upper arm supporting portions End, and can with the carrying out resistive drag force clamping around jointed shaft.
As a kind of perferred technical scheme, the outer end of the upper arm supporting portions is provided with the 3rd and cranked arm, the underarm branch The inner of support part is provided with the 4th and cranked arm, and the described 3rd cranks arm cranks arm away from upper arm supporting portions and lower arm supporting portion with the 4th Position is hinged.
As a kind of perferred technical scheme, in addition to counter weight construction, the counter weight construction be suitable to upper arm supporting portions and The clamping action of lower arm supporting portion provides resistance.
As a kind of perferred technical scheme, the counter weight construction is consolidated including one end with upper arm supporting portions or lower arm supporting portion Surely the hawser connected, the hawser were connected after turning around some rollers with balancing weight.
As a kind of perferred technical scheme, the upper arm supporting portions are provided with back support portion installation place and are suitable to upper arm Supporting part maximum opening angle carries out the first spacing limiting section, and the installation place of the lower arm supporting portion and upper arm supporting portions is provided with Suitable for carrying out the second spacing limiting section to the maximum opening angle of lower arm supporting portion.
Technical solution of the present invention, have the following advantages that:
1st, in chest expanding apparatus provided by the invention, including support, back support portion, swing arm heavy burden portion and grip device, institute Back support portion is stated to be installed on support;The swing arm heavy burden portion is two, and installed in the both sides in back support portion, the exhibition Arm heavy burden portion can resistive drag force is carried out under horizontality clamping;The grip device is two, and is fixedly arranged on two exhibitions respectively The end in arm heavy burden portion;Each swing arm heavy burden portion includes upper arm supporting portions and lower arm supporting portion, the upper arm supporting portions Clamping, the grip device are fixedly arranged on the end of lower arm supporting portion with can carrying out resistive drag force with lower arm supporting portion.Swing arm is born a heavy burden After portion is arranged to the form of upper arm supporting portions and lower arm supporting portion two-section, upper arm supporting portions and lower arm supporting portion can be carried out respectively The clamping of resistive drag force ground.When in use, body-building personnel open arms, and hold grip device, and the bicipital muscle of arm, which is had an effect, drives underarm first Heavy burden bending is carried forward, chest muscle, which is had an effect, after brachiocylloosis instantly to a certain extent drives upper arm to be carried forward heavy burden bending.Whole In individual folder chest action, upper arm supporting portions can provide stress support for upper arm, and lower arm supporting portion can provide stress support for underarm, keep away Exempt from heavy burden action dynamics it is excessive be assigned to wrist joint, elbow joint and shoulder joint, so as to avoid joint injury;Simultaneously because It can only carry out pressing from both sides between upper arm supporting portions and lower arm supporting portion, between upper arm supporting portions and back support portion in BENDING PROCESS The action of conjunction, whole folder chest action is carried out under the guiding in the swing arm heavy burden portion of bipartial, so as to effectively prevent because strength Action caused by deficiency, heavy burden are too high is out of shape;Finally, because entirely folder chest action in, underarm muscle group, upper arm muscles group and Chest muscle and deltoid muscle muscle group can participate in folder chest action, so as to be effectively guaranteed the moulding effect for the folder chest that bears a heavy burden Fruit, makes that moulding effect is more balanced, upper body muscle ratios are more coordinated.
2nd, in technical scheme provided by the invention, the upper arm supporting portions and lower arm supporting portion include horizontally disposed bar Shape supporting plate.By the way that upper arm supporting portions and lower arm supporting portion are designed into slat supporting plates, whole swing arm heavy burden portion can be made Form more presses close to the shape of arm, can provide more comprehensive support for arm during arm bears a heavy burden bending.
3rd, in technical scheme provided by the invention, the upper arm supporting portions and/or lower arm supporting portion also include and the bar The bar shaped clamping plate that shape supporting plate be arranged in parallel, formed among the bar shaped clamping plate and slat supporting plates accommodate human arm every Chamber.In use, can preferably be fixed to whole arm using separate space, when press from both sides chest action, not only bar shaped supports Plate can form stress support to upper arm and underarm, and bar shaped clamping plate can also provide more impetus for the folder chest action of arm, Allow arm to receive more constraints during weight loading exercise, so as to further prevent that it is out of shape that the action of arm from occurring, make to set The standby beginner for strength deficiency is more friendly.
4th, in technical scheme provided by the invention, described two upper arm supporting portions are hingedly connected to the two of back support portion Side, and can with the carrying out resistive drag force clamping around jointed shaft.Described two lower arm supporting portions are hingedly connected to two upper arm supporting portions Outer end, and can with the carrying out resistive drag force clamping around jointed shaft.By by between upper arm supporting portions and back support portion, upper arm supporting portions After installation form between lower arm supporting portion is designed to be hinged form, the action of upper arm supporting portions and lower arm supporting portion is certainly It is further restricted by degree in the plane vertical with respective hinge axle, equipment is further added for the action constraint of arm By force, further avoid user that situation out of shape occurs in folder chest action process is carried out.
5th, in technical scheme provided by the invention, back support portion both sides are provided with first and cranked arm, the upper arm It is provided with second on supporting part to crank arm, described first cranks arm cranks arm in the position away from back support portion and upper arm supporting portions with second Put and be hinged.The outer end of the upper arm supporting portions is provided with the 3rd and cranked arm, and the inner of the lower arm supporting portion is provided with the 4th Crank arm, the described 3rd, which cranks arm, cranks arm with the 4th and be hinged in the position away from upper arm supporting portions and lower arm supporting portion.Due to song It is hinged in the position away from supporting part between arm, can be carried out when supporting part is rotated around the jointed shaft away from supporting part Rotation, such design can effectively avoid supporting part from crushing skin in rotary course, improve safety when equipment uses Property.
6th, in technical scheme provided by the invention, the upper arm supporting portions are provided with back support portion installation place to be suitable to upper Arm supporting part maximum opening angle carries out the first spacing limiting section, and the installation place of the lower arm supporting portion and upper arm supporting portions is set Have suitable for carrying out the second spacing limiting section to the maximum opening angle of lower arm supporting portion.It is spacing by the first limiting section and second The effect in portion, opening amplitude progress that can be to whole swing arm heavy burden portion is spacing, spacing by the first limiting section of adjustment and second Portion can be adapted the opening amplitude in whole swing arm heavy burden portion and the amplitude of the both arms expansion of operator.Avoid upper arm supporting portions Excessively opened under the traction of counter weight construction with lower arm supporting portion, and then avoid pulling tendon, sprain the adverse consequences such as joint.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the stereogram of the chest expanding apparatus provided in the first embodiment of the present invention;
Fig. 2 is the top view of the chest expanding apparatus shown in Fig. 1;
Fig. 3 is the stereogram in swing arm heavy burden portion in the chest expanding apparatus provided in the first embodiment of the invention;
Description of reference numerals:
1- supports, 2- back supports portion, 3- grip devices, 4- swing arm heavy burdens portion, 41- upper arm supporting portions, 42- underarm branch Support part, 401- slat supporting plates, 402- bar shaped clamping plates, 403- separate spaces, 51- first crank arm, and 52- second cranks arm, and 53- the 3rd is bent Arm, 54- the 4th crank arm, 61- hawsers, 62- balancing weights, the limiting sections of 71- first, the limiting sections of 72- second.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in utility model.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other It is be combined with each other into conflict can.
Embodiment 1:
It is embodiments of the invention 1 as shown in Figure 1 to Figure 3, the present embodiment is supplied to a kind of chest expanding apparatus, including support 1st, back support portion 2, swing arm heavy burden portion 4 and grip device 3, the back support portion 2 are installed on support 1;The swing arm is born Weight portion 4 is two, and installed in the both sides in back support portion 2, the swing arm heavy burden portion 4 can carry out resistance under horizontality The clamping of power ground;The grip device 3 is two, and is fixedly arranged on the end in two swing arm heavy burden portions 4 respectively;Each swing arm is born Weight portion 4 includes upper arm supporting portions 41 and lower arm supporting portion 42, and the upper arm supporting portions 41 and lower arm supporting portion 42 can be resisted Resistance clamping, the grip device 3 be fixedly arranged on the end of lower arm supporting portion 42.
After swing arm heavy burden portion 4 to be arranged to the form of upper arm supporting portions 41 and the two-section of lower arm supporting portion 42, upper arm supporting portions 41 and lower arm supporting portion 42 can with carrying out resistive drag force respectively clamping.When in use, body-building personnel open arms, and hold and grip dress Put 3, the bicipital muscle of arm, which is had an effect, drives underarm to be carried forward heavy burden bending first, and chest muscle is had an effect band after brachiocylloosis instantly to a certain extent Dynamic upper arm is carried forward heavy burden bending.In entirely folder chest action, upper arm supporting portions 41 can provide stress support, underarm for upper arm Supporting part 42 can provide stress support for underarm, the dynamics for avoiding heavy burden from acting it is excessive be assigned to wrist joint, elbow joint and shoulder Joint, so as to avoid joint injury;Simultaneously because in BENDING PROCESS between upper arm supporting portions 41 and lower arm supporting portion 42, Can only be carried out between upper arm supporting portions 41 and back support portion 2 can clamping action, the whole swing arm for pressing from both sides chest action in bipartial Carried out under the guiding in heavy burden portion 4, so as to effectively prevent because strength deficiency, bear a heavy burden it is too high caused by action it is out of shape;Finally, Because entirely in the action of folder chest, underarm muscle group, upper arm muscles group and chest muscle and deltoid muscle muscle group can participate in folder chest Action, so as to be effectively guaranteed the moulding effect for the folder chest that bears a heavy burden, make moulding effect is more balanced, upper body muscle ratios more Add coordination.
As a kind of embodiment of chest expanding apparatus, back support portion 2 is specially the back of the body being vertically installed on support 1 Backup plate, the width of backrest plate is less than the width of human body back, so as to ensure not influence the expansion of both arms.Grip device 3 is specially Cylindricality handle installed in the end of lower arm supporting portion 42.And resistive drag force clamping specific explanations be that upper arm supporting portions 41 can be around it Mount point between back support portion 2 carries out the rotation of certain angle, or lower arm supporting portion 42 can support around itself and upper arm Mount point between portion 41 carries out the rotation of certain angle, it is particularly possible to inwardly carries out the gathering of certain angle, is supported in upper arm Portion 41 or lower arm supporting portion 42 during rotation its can be carried by the resistance from the external world, the resistance by counter weight construction For can also be provided by other devices such as hydraulic means, biasing device.
In order to provide resistance to the clamping action between above-mentioned upper arm supporting portions 41 and lower arm supporting portion 42, the present embodiment is also Including counter weight construction, the clamping action that the counter weight construction is suitable to upper arm supporting portions 41 and lower arm supporting portion 42 provides resistance. The counter weight construction includes the hawser 61 that one end is fixedly connected with upper arm supporting portions 41 or lower arm supporting portion 42, and the hawser 61 is curved Around being connected after some rollers with balancing weight 62.When upper arm supporting portions 41 or lower arm supporting portion 42 carry out clamping action, meeting Pull-cord 61, lead is converted into vertical direction after the effect that hawser 61 passes through some rollers, and then pulls balancing weight 62 provide resistance for the action in swing arm heavy burden portion 4.
As a kind of embodiment of upper arm supporting portions 41 and lower arm supporting portion 42, the upper arm supporting portions 41 are with Arm supporting part 42 includes horizontally disposed slat supporting plates 401.By the way that upper arm supporting portions 41 and lower arm supporting portion 42 are designed Supporting plate 401 is in strip, the form in whole swing arm heavy burden portion 4 can be made more to press close to the shape of arm, bears a heavy burden and bends in arm During more comprehensive support can be provided for arm.
As upper arm supporting portions 41 and a kind of variant embodiment of lower arm supporting portion 42, the upper arm supporting portions 41 are with Arm supporting part 42 also includes the bar shaped clamping plate 402 being be arranged in parallel with the slat supporting plates 401, the bar shaped clamping plate 402 and bar The separate space 403 for accommodating human arm is formed among shape supporting plate 401.In use, whole arm can be carried out using separate space 403 Preferably fixed, when press from both sides chest action, not only slat supporting plates 401 can form stress support, bar to upper arm and underarm Clevis plate 402 can also provide more impetus for the folder chest action of arm, allow arm to be received during weight loading exercise more Constraint, so as to further prevent arm action occur it is out of shape, make equipment for strength deficiency beginner it is more friendly.
As a kind of embodiment of upper arm supporting portions 41, lower arm supporting portion 42 and the installation form of back support portion 2, Described two upper arm supporting portions 41 are hingedly connected to the both sides in back support portion 2, and can with the carrying out resistive drag force clamping around jointed shaft. Described two lower arm supporting portions 42 are hingedly connected to the outer end of two upper arm supporting portions 41, and can be around jointed shaft with carrying out resistive drag force Clamping.By by the peace between upper arm supporting portions 41 and back support portion 2, between upper arm supporting portions 41 and lower arm supporting portion 42 Form design is filled into after be hinged form, the degree of freedom of motion of upper arm supporting portions 41 and lower arm supporting portion 42 is further restricted In the plane vertical with respective hinge axle, equipment is further strengthened for the action constraint of arm, further avoid making In folder chest action process is carried out situation out of shape occurs for user.
As a kind of embodiment of above-mentioned be hinged installation form, the both sides of back support portion 2 are provided with One cranks arm 51, and second is provided with the upper arm supporting portions 41 and cranks arm 52, and described first, which cranks arm, 51 and second cranks arm 52 remote Back support portion 2 and the position of upper arm supporting portions 41 are hinged.The outer end of the upper arm supporting portions 41 is provided with the 3rd and cranked arm 53, the inner of the lower arm supporting portion 42 is provided with the 4th and cranks arm 54, and the described 3rd, which cranks arm, 53 and the 4th cranks arm 54 away from upper The position of arm supporting part 41 and lower arm supporting portion 42 is hinged.Due to being cut with scissors between cranking arm in the position away from supporting part Connect, can be rotated when supporting part is rotated around the jointed shaft away from supporting part, such design can be avoided effectively Supporting part crushes skin in rotary course, improves security when equipment uses.
Tendon is pulled in order to prevent 4 opening angles of swing arm heavy burden portion excessive, upper arm supporting portions 41 described in the present embodiment It is provided with the installation place of back support portion 2 and is suitable to carry out 41 maximum opening angle of upper arm supporting portions the first spacing limiting section 71, The installation place of the lower arm supporting portion 42 and upper arm supporting portions 41, which is provided with, to be suitable to enter the maximum opening angle of lower arm supporting portion 42 The second spacing limiting section 72 of row, can be to whole swing arm heavy burden portion by the effect of the first limiting section 71 and the second limiting section 72 4 opening amplitude progress is spacing, can make whole swing arm heavy burden portion 4 by adjusting the first limiting section 71 and the second limiting section 72 The amplitude of the both arms of opening amplitude and operator expansion is adapted.Upper arm supporting portions 41 and lower arm supporting portion 42 are avoided in counterweight knot Excessively opened under the traction of structure, and then avoid pulling tendon, sprain the adverse consequences such as joint.
As a kind of embodiment of the first limiting section 71 and the second limiting section 72, the first limiting section in the present embodiment 71 and second limiting section 72 be to abut secondary form, each abut secondary includes two abuttings being separately positioned on different crank arm Face, when crank arm rotate to certain angle around jointed shaft when, set up separately the bearing surface on being cranked arm at two contact with each other so as to formed limit Position effect.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.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 change or Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or Among changing still in the protection domain of the invention.

Claims (10)

1. a kind of chest expanding apparatus, including:
Support (1);
Back support portion (2), the back support portion (2) are installed on support (1);
Swing arm heavy burden portion (4), the swing arm heavy burden portion (4) they are two, and installed in the both sides of back support portion (2), the exhibition Arm heavy burden portion (4) can resistive drag force is carried out under horizontality clamping;
Grip device (3), the grip device (3) is two, and is fixedly arranged on the end of two swing arm heavy burden portions (4) respectively;
It is characterized in that:Each swing arm heavy burden portion (4) includes upper arm supporting portions (41) and lower arm supporting portion (42), described With can the carrying out resistive drag force clamping of upper arm supporting portions (41) and lower arm supporting portion (42), the grip device (3) are fixedly arranged on underarm branch The end of support part (42).
A kind of 2. chest expanding apparatus according to claim 1, it is characterised in that:The upper arm supporting portions (41) and underarm support Portion (42) includes horizontally disposed slat supporting plates (401).
A kind of 3. chest expanding apparatus according to claim 2, it is characterised in that:The upper arm supporting portions (41) and/or underarm Supporting part (42) also includes the bar shaped clamping plate (402) being be arranged in parallel with the slat supporting plates (401), the bar shaped clamping plate (402) separate space (403) of human arm is accommodated with being formed among slat supporting plates (401).
A kind of 4. chest expanding apparatus according to claim 1, it is characterised in that:Described two upper arm supporting portions (41) are cut with scissors respectively The both sides of back support portion (2) are connected to, and can with the carrying out resistive drag force clamping around jointed shaft.
A kind of 5. chest expanding apparatus according to claim 4, it is characterised in that:Back support portion (2) both sides are respectively provided with There is first to crank arm (51), being provided with second on the upper arm supporting portions (41) cranks arm (52), and described first cranks arm (51) and second Crank arm (52) be hinged in the position away from back support portion (2) and upper arm supporting portions (41).
A kind of 6. chest expanding apparatus according to claim 1, it is characterised in that:Described two lower arm supporting portions (42) are cut with scissors respectively The outer end of two upper arm supporting portions (41) is connected to, and can with the carrying out resistive drag force clamping around jointed shaft.
A kind of 7. chest expanding apparatus according to claim 6, it is characterised in that:The outer end of the upper arm supporting portions (41) is set There is the 3rd to crank arm (53), the inner of the lower arm supporting portion (42) is provided with the 4th and cranked arm (54), the described 3rd crank arm (53) and 4th crank arm (54) be hinged in the position away from upper arm supporting portions (41) and lower arm supporting portion (42).
A kind of 8. chest expanding apparatus according to any one in claim 4 to 7, it is characterised in that:Also include counter weight construction, The clamping action that the counter weight construction is suitable to upper arm supporting portions (41) and lower arm supporting portion (42) provides resistance.
A kind of 9. chest expanding apparatus according to claim 8, it is characterised in that:The counter weight construction includes one end and upper arm branch The hawser (61) that support part (41) or lower arm supporting portion (42) are fixedly connected, the hawser (61) turned around after some rollers with counterweight Block (62) connects.
A kind of 10. chest expanding apparatus according to any one in claim 4 to 7, it is characterised in that:The upper arm supporting portions (41) it is provided with back support portion (2) installation place and is suitable to carry out the maximum opening angle of upper arm supporting portions (41) the first spacing limit The installation place of position portion (71), the lower arm supporting portion (42) and upper arm supporting portions (41), which is provided with, to be suitable to lower arm supporting portion (42) Maximum opening angle carries out spacing the second limiting section (72).
CN201710762867.4A 2017-08-30 2017-08-30 A kind of chest expanding apparatus Pending CN107376210A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107890647A (en) * 2017-12-29 2018-04-10 西京学院 A kind of physical culture arm strength training device
CN108434656A (en) * 2018-04-02 2018-08-24 佛山论剑科技有限公司 A kind of muscle of upper extremity exercising device of detection body power side
CN108434657A (en) * 2018-04-02 2018-08-24 佛山论剑科技有限公司 A kind of instrument of exercise back muscle shoulder muscle and the triceps muscle of arm
CN112755448A (en) * 2021-01-19 2021-05-07 徐向宁 Arm extension training rehabilitation device for rehabilitation
CN113018105A (en) * 2021-03-31 2021-06-25 秦桥梁 Neurology shoulder and neck pain auxiliary treatment method
CN113018106A (en) * 2021-03-31 2021-06-25 秦桥梁 Shoulder neck massage appearance for department of neurology

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US20120094813A1 (en) * 2009-07-06 2012-04-19 Stefano Berardo Physical exercise apparatus
CN202961714U (en) * 2012-12-07 2013-06-05 成都动能健身服务有限公司 Curved arm strength device
CN205164039U (en) * 2015-11-25 2016-04-20 徐东娟 Recovered supplementary exercise device of upper limbs

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US20070249474A1 (en) * 2000-02-29 2007-10-25 Webber Randall T Exercise arm assembly for exercise machine
US20120094813A1 (en) * 2009-07-06 2012-04-19 Stefano Berardo Physical exercise apparatus
CN202961714U (en) * 2012-12-07 2013-06-05 成都动能健身服务有限公司 Curved arm strength device
CN205164039U (en) * 2015-11-25 2016-04-20 徐东娟 Recovered supplementary exercise device of upper limbs

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107890647A (en) * 2017-12-29 2018-04-10 西京学院 A kind of physical culture arm strength training device
CN108434656A (en) * 2018-04-02 2018-08-24 佛山论剑科技有限公司 A kind of muscle of upper extremity exercising device of detection body power side
CN108434657A (en) * 2018-04-02 2018-08-24 佛山论剑科技有限公司 A kind of instrument of exercise back muscle shoulder muscle and the triceps muscle of arm
CN112755448A (en) * 2021-01-19 2021-05-07 徐向宁 Arm extension training rehabilitation device for rehabilitation
CN113018105A (en) * 2021-03-31 2021-06-25 秦桥梁 Neurology shoulder and neck pain auxiliary treatment method
CN113018106A (en) * 2021-03-31 2021-06-25 秦桥梁 Shoulder neck massage appearance for department of neurology
CN113018105B (en) * 2021-03-31 2022-08-23 马兴顺 Department of neurology shoulder neck pain adjunctie therapy device

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