CN113198133B

CN113198133B - Arm strength device with force measuring effect

Info

Publication number: CN113198133B
Application number: CN202110758392.8A
Authority: CN
Inventors: 孙亚明
Original assignee: Nantong Liren Fitness Equipment Co ltd
Current assignee: Nantong Liren Fitness Equipment Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-09-07
Anticipated expiration: 2041-07-05
Also published as: CN113198133A

Abstract

The invention discloses an arm force device with a force measuring effect, which comprises a shell, wherein a detector is arranged on the side wall of the shell, a detection groove is formed in one side, close to the shell, of the detector, four resistance slide bars are symmetrically arranged in the detection groove, detection shifting pieces are arranged on the two resistance slide bars on the same side in a sliding mode, insulation tension springs are sleeved between the two opposite resistance slide bars in a sliding mode, and two ends of each insulation tension spring are fixed on the two detection shifting pieces. Has the advantages that: the device comprises a detector, a detection shaft, a regulator, a force-bearing plate, a linkage plate, a tension spring, a detector, a regulator and a controller.

Description

Arm strength device with force measuring effect

Technical Field

The invention relates to the field of fitness equipment, in particular to an arm strength exerciser with a force measuring effect.

Background

Present arm strength device comprises spring and grab handle usually, and it is caught the spring in the middle of the grab handle is buckled through both hands and reaches the training effect, but present arm strength device is when training, though make clear of the biggest training strength of arm strength device, nevertheless unable instantaneous dynamics when knowing the bending, to the personnel that can't buckle the arm strength device completely about can't know the training volume of oneself, and present arm strength device is fixed strength training, can't adjust, consequently need constantly to change the arm strength device that is fit for oneself training.

Disclosure of Invention

The invention aims to solve the problems that the instantaneous strength during training cannot be measured and the training strength cannot be adjusted according to the self condition in the prior art, and provides an arm exerciser with a force measuring effect.

In order to achieve the purpose, the invention adopts the following technical scheme:

an arm force device with a force measuring effect comprises a shell, wherein a detector is installed on the side wall of the shell, a detection groove is formed in one side, close to the shell, of the detector, four resistance slide bars are symmetrically installed in the detection groove, detection shifting pieces are installed on the two resistance slide bars on the same side in a common sliding mode, two opposite resistance slide bars are sleeved with insulation tension springs in a common mode, two ends of each insulation tension spring are fixed on the two detection shifting pieces, two detection sliding openings and two limiting sliding openings are symmetrically formed in two sides of the shell, a detection sliding sleeve is inserted in each detection sliding opening in a sliding mode, a detection shaft is inserted between the two detection sliding sleeves in a symmetrical mode, a limiting sliding sleeve is inserted in each limiting sliding opening in a sliding mode, a limiting shaft is inserted between the two symmetrical limiting sliding sleeves in a common mode, and a tension plate is sleeved on each limiting shaft, training tension springs are fixedly mounted on one side, close to the inner wall of the shell, of each tension plate, and one end, far away from the tension plate, of each training tension spring is fixedly mounted on the inner wall of the shell;

one end, far away from the interior of the shell, of each detection sliding sleeve extends to the outer side of the shell, the two detection shifting pieces are clamped on one sides, far away from each other, of the two detection sliding sleeves together, and one end, far away from the detection groove, of each detection shifting piece is located on the outer side of the detection sliding opening;

two detect one section that the axle is located the casing and rotate two atress boards and two ganged plates that the cover was equipped with the symmetry respectively, every the one end of atress board all extends and rotates the cover and establish on the spacing axle that corresponds, every the one end that the axle was kept away from to the ganged plate all rotates the cover and establishes on the spacing axle that corresponds, the homonymy atress board and ganged plate all are parallel to each other, the expansion gap has been seted up to the bottom side of casing, every the one end that spacing axle was kept away from to the atress board all passes the expansion gap and extends to the outside of casing and install the barre.

Furthermore, a plurality of magnetic attraction grooves are symmetrically formed in one side, close to the detector, of the shell, a plurality of magnetic columns are symmetrically installed on one side, close to the shell, of the detector, and the magnetic columns are correspondingly inserted into the magnetic attraction grooves.

Furthermore, two first atress rotary slots that mutual symmetry are seted up to the junction of atress board and detection axle, every second atress rotary slot has all been seted up to the junction of atress board and spacing axle, two first linkage rotary slots that mutual symmetry are seted up to the junction of linkage board and detection axle, every second linkage rotary slot has all been seted up to the junction of linkage board and spacing axle, every second linkage rotary slot all is symmetrical with the second atress rotary slot that corresponds.

Further, every equal symmetry equidistance has been seted up on the barre a plurality of first lockholes, every equal slip cap is equipped with the regulator on the barre, every the regulator all includes that the slip cap overlaps the handlebar cover on the barre and the magnetic force catch that the slip cap was established on the barre, every the equal slip of one end lateral wall that the handlebar cover is close to the magnetic force catch is inserted and is equipped with the round end locking lever, every the one end that the round end locking lever was kept away from the barre is installed the spacing head, every the one end that the spacing head was kept away from to the round end locking lever extends and tightly supports the lateral wall of barre.

Furthermore, each round end locking rod is sleeved with a limiting locking spring, two ends of the limiting locking spring are respectively fixed on the limiting head and the outer wall of the handlebar sleeve, a second locking hole is formed in the side wall, close to the magnetic locking ring, of each round end locking rod, two guide holes are symmetrically formed in the side wall, close to the magnetic locking ring, of the handlebar sleeve, two magnetic locking rods are symmetrically installed on one side, close to the handlebar sleeve, of the magnetic locking ring, and the two magnetic locking rods penetrate through the corresponding two guide holes and abut against the side walls of the two round end locking rods.

The invention has the advantages that:

the extrusion force is converted into the linear stretching amount of the training tension spring, so that the rapid elastic failure of the training tension spring caused by radial bending can be avoided, the service life of the training tension spring is prolonged, and the service life of the arm power exerciser is prolonged; when the training is realized, the real-time detection of the training strength is realized, so that the training amount and the training state can be adjusted by the training personnel in time, and the safety, the health and the scientificity of the training are improved; when the training tension spring is broken or the connection part is disconnected, the training tension spring can be limited in the shell, so that accidents caused by rebound of the training tension spring are avoided, training personnel are protected, and the safety of the arm exerciser is improved; the disassembly can be conveniently and quickly realized, namely, the detector can be only used for charging, the occupied space during charging is reduced, and the portable battery charger is not required to adopt an environmentally-friendly design of replacing batteries; the adjustable function of the strength training is realized, the adjusting process is easy to operate, the sliding is not easy to occur during the exercise, and the exercise is convenient and safe.

In conclusion, the tensile quantity of the training tension spring is calculated when the detector is arranged and matched with the motion detection of the detection shaft to detect the training force, the detector and the shell are separated to avoid occupying more space when in charging, the multi-stage adjustment of the training force is realized through the regulator, the training tension spring is prevented from being bent through the parallelogram transformation of the stress plate and the linkage plate, and the service life is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of an arm exerciser with force measurement effect according to the present invention;

FIG. 2 is an enlarged view of a portion of a casing of an arm exerciser with force measuring effect according to the present invention;

FIG. 3 is an enlarged view of the inner part of the casing of the strength device with force measurement effect according to the present invention;

FIG. 4 is an enlarged view of a portion of a detector in an arm exerciser with force measurement according to the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 3;

FIG. 6 is an enlarged view of FIG. 3 at B;

FIG. 7 is a schematic structural diagram according to a second embodiment;

FIG. 8 is an enlarged view of a portion of the stick of the second embodiment;

FIG. 9 is an enlarged view of the grip portion of the second embodiment.

In the figure: the device comprises a shell 1, a detection sliding opening 11, a limit sliding opening 12, a magnetic attraction groove 13, a movable opening 14, a detector 2, a detection groove 21, a magnetic column 22, a stress plate 3, a first stress rotary groove 31, a second stress rotary groove 32, a rod 4, a first lock hole 41, a detection sliding sleeve 5, a detection shaft 51, a limit sliding sleeve 6, a limit shaft 61, a linkage plate 7, a first linkage rotary groove 71, a second linkage rotary groove 72, a tension plate 8, a training tension spring 81, a resistance sliding rod 9, a detection plectrum 91, an insulation tension spring 92, a regulator 10, a handle sleeve 101, a round end lock rod 102, a limit lock spring 103, a limit head 104, a second lock hole 105, a guide hole 106, a magnetic lock ring 107 and a magnetic lock rod 108.

Detailed Description

The first embodiment is as follows: referring to fig. 1-6, an arm strength device with force measuring effect comprises a casing 1, wherein a detector 2 is installed on the side wall of the casing 1, a detection groove 21 is formed in one side, close to the casing 1, of the detector 2, four resistance slide bars 9 are symmetrically installed in the detection groove 21, a detection dial piece 91 is installed on each two resistance slide bars 9 on the same side in a sliding mode, an insulation tension spring 92 is sleeved between each two opposite resistance slide bars 9, two ends of each insulation tension spring 92 are fixed on the two detection dial pieces 91, the detection dial pieces 91 and the two corresponding resistance slide bars 9 form a variable resistance circuit, namely, when the detection dial pieces 91 slide on the two corresponding resistance slide bars 9, the total resistance between the two resistance slide bars 9 can be changed;

two sides of the shell 1 are symmetrically provided with two detection sliding openings 11 and two limit sliding openings 12, a detection sliding sleeve 5 is inserted in each detection sliding opening 11 in a sliding manner, a detection shaft 51 is inserted between the two symmetrical detection sliding sleeves 5, a limit sliding sleeve 6 is inserted in each limit sliding opening 12 in a sliding manner, a limit shaft 61 is inserted between the two symmetrical limit sliding sleeves 6 in a sliding manner, the two detection sliding openings 11 and the two limit sliding openings 12 are perpendicular to each other, and therefore the four-vertex transformation characteristic of a parallelogram is met;

each limiting shaft 61 is sleeved with a tension plate 8, one side of each tension plate 8, which is close to the inner wall of the shell 1, is fixedly provided with a training tension spring 81, one end of each training tension spring 81, which is far away from the tension plate 8, is fixedly arranged on the inner wall of the shell 1, and the limiting shaft 61 moves transversely to enable the tension plate 8 to move transversely, so that the training tension springs 81 can stretch axially to avoid the influence of the bending on the mechanical performance;

one end, far away from the inside of the shell 1, of each detection sliding sleeve 5 extends to the outer side of the shell 1, the two detection shifting pieces 91 are clamped at one side, far away from each other, of the two detection sliding sleeves 5 together, one end, far away from the detection groove 21, of each detection shifting piece 91 is located on the outer side of the detection sliding opening 11, the detection sliding sleeves 5 can push the detection shifting pieces 91, and the detection shifting pieces 91 cannot interfere with the detection sliding sleeves 5 to slide in the detection sliding openings 11;

one section of two detection shafts 51 located in the casing 1 is respectively rotatably sleeved with two symmetrical stress plates 3 and two linkage plates 7, one end of each stress plate 3 is extended and rotatably sleeved on a corresponding limiting shaft 61, one end of each linkage plate 7 far away from the detection shafts 51 is rotatably sleeved on a corresponding limiting shaft 61, the stress plates 3 and the linkage plates 7 on the same side are parallel to each other, a movable opening 14 is formed in the bottom side of the casing 1, one end of each stress plate 3 far away from the limiting shafts 61 penetrates through the movable opening 14 to extend to the outer side of the casing 1 and is provided with a handle rod 4, the handle rod 4 is connected with the stress plates 3 and is matched with the detection shafts 51 to form a lever, the limiting shafts 61 are limited by limiting sliding openings 12 through limiting sliding sleeves 6, the limiting shafts 61 transversely move, and the detection shafts 51 longitudinally move.

Casing 1 is close to one side symmetry of detector 2 and has seted up a plurality of magnetism and has inhaled groove 13, and detector 2 is close to one side symmetry of casing 1 and installs a plurality of magnetism posts 22, and a plurality of magnetism posts 22 correspond to insert and establish in a plurality of magnetism inhale groove 13, inhales groove 13 and magnetism post 22's adsorption, realizes rapid Assembly casing 1 and detector 2, and convenient to detach charges through the magnetism.

Two first stressed rotary grooves 31 which are symmetrical to each other are formed in the joints of the two stressed plates 3 and the detection shaft 51, a second stressed rotary groove 32 is formed in the joint of each stressed plate 3 and the limiting shaft 61, two first linkage rotary grooves 71 which are symmetrical to each other are formed in the joints of the two linkage plates 7 and the detection shaft 51, a second linkage rotary groove 72 is formed in the joint of each linkage plate 7 and the limiting shaft 61, each second linkage rotary groove 72 is symmetrical to the corresponding second stressed rotary groove 32, the first stressed rotary grooves 31, the second stressed rotary grooves 32, the first linkage rotary grooves 71 and the second linkage rotary grooves 72 can avoid the rotation friction and blocking between the stressed plates 3 and the linkage plates 7, and the use of the device is smoother.

In this embodiment, two handles 4 are held to both hands, then squeeze to the centre, make two handles 4 be close to each other, handle 4 is connected with atress board 3, and atress board 3 rotates around detecting axle 51, then through the leverage that detects axle 51, make atress board 3 rotate around detecting axle 51 and sled spacing axle 61, because spacing axle 61 is restricted in spacing sliding opening 12 by spacing sliding sleeve 6, then spacing axle 61 can only follow spacing sliding opening 12 lateral sliding, according to the parallelogram rule of power can know, spacing axle 61 lateral sliding, make detect axle 51 promote to detect sliding sleeve 5 longitudinal sliding in detecting sliding opening 11.

When spacing axle 61 transversely slides along spacing sliding opening 12, spacing axle 61 passes through 8 pulling training extension springs 81 of pulling force board for training extension springs 81 are tensile, will convert 4 rotatory extruded strength of pole into the linear elongation of training extension springs 81 promptly, can enough train the arm power effectively, also can avoid training extension springs 81 to lead to its elasticity to become invalid fast because of radially buckling, has increased the life of training extension springs 81, has increased the life of arm strength promptly.

When the two detecting sliding sleeves 5 longitudinally move away from and slide, the two detecting poking pieces 91 are pushed to slide in the detecting groove 21, so that the two detecting poking pieces 91 slide away from and slide on the resistance slide rods 9, so that the resistance between the two resistance slide rods 9 on the same side is reduced, the sliding distance of the detecting poking pieces 91 is obtained through the resistance detection of the resistance slide rods 9, the sliding distance of the detecting shaft 51 is obtained, the sliding distance of the limiting shaft 61 is calculated according to the parallelogram transformation, the stretching length of the training tension spring 81 is obtained, the elastic force at the moment is calculated according to the relation between the spring elastic force and the stretching length, namely, the elongation of the training spring 81 is equal to the displacement of the limiting shaft 61, the displacement of the limiting shaft 61 is calculated according to the parallelogram vector to obtain the displacement of the detecting shaft 51, the displacement of the detecting shaft 51 is equal to the sliding distance of the detecting poking pieces 91, the sliding distance of the detecting poking pieces 91 is equal to the resistance length of the current passing between the two resistance slide rods 9, namely the resistance value, the tension value of the training tension spring 81 can be calculated by reverse deduction according to the detected resistance value, real-time detection of training strength is realized, the training state can be adjusted conveniently and timely by determining the training amount of the user, and the safety and the health of training are improved.

When two stress plates 3 rotate at the position of a detection shaft 51, two first stress rotating grooves 31 which are symmetrical to each other can avoid friction and blocking between the two stress plates 3, and when the stress plates 3 and the linkage plates 7 rotate at the position of a limit shaft 61, the second stress rotating grooves 32 and the second linkage rotating grooves 72 can avoid friction and blocking between the stress plates 3 and the linkage plates 7, and when the two linkage plates 7 rotate at the position of the detection shaft 51, the two first linkage rotating grooves 71 which are symmetrical to each other can avoid friction and blocking between the two linkage plates 7, and the fluency of the arm power exerciser in use is increased.

Two training extension springs 81 all fix on casing 1's inner wall for two training extension springs 81 all are in casing 1, can make casing 1 restrict popping out of training extension spring 81 when fracture or junction disconnection appear in the extension of training extension spring 81 promptly, have protected the personnel of taking exercise, increase the security of strength of arm.

Detector 2 and casing 1 inhale the groove 13 through the magnetism and inhale the counterpoint with magnetic column 22 magnetism and insert the installation, realize the quick dismantlement of detector 2 and casing 1, detector 2 promptly when needs charge, can dismantle the back only to detector 2 charge can, reduce the occupation space when charging, need not to adopt the not environmental protection design of replacement battery when reaching convenient promptly.

Example two: referring to fig. 7 to 9, an arm exerciser with force measuring effect, which is substantially identical to the first embodiment, except that:

a plurality of first lockholes 41 have been seted up to equal symmetry equidistance on every barre 4, every barre 4 is gone up all to slide to overlap and is equipped with regulator 10, every regulator 10 all includes that the slip cover is established at the casing 101 on barre 4 and the magnetic force catch ring 107 of slip cover on barre 4, every casing 101 is close to and all slides on the one end lateral wall of magnetic force catch ring 107 and inserts and be equipped with round end locking lever 102, the one end that every round end locking lever 102 kept away from barre 4 is installed spacing head 104, the one end that every round end locking lever 102 kept away from spacing head 104 extends and tightly supports the lateral wall of barre 4, the cooperation of round end locking lever 102 and first lockhole 41, can realize the locking of barre 4 and casing 101.

Every circle end locking lever 102 is last all to overlap and to be equipped with the spacing locking spring 103 that both ends were fixed respectively on spacing head 104 and the handle sleeve 101 outer wall, every circle end locking lever 102 has all seted up second lockhole 105 on being close to the lateral wall of magnetic locking ring 107, the lateral symmetry that handle sleeve 101 is close to magnetic locking ring 107 has seted up two guiding holes 106, magnetic locking ring 107 is close to one side symmetry that handle sleeve 101 and installs two magnetic locking levers 108, two magnetic locking levers 108 pass two corresponding guiding holes 106 and support on the lateral wall of two circle end locking levers 102, the cooperation of magnetic locking lever 108 and second lockhole 105, can realize the locking of circle end locking lever 102, avoid it to pop out in the training, increase the security.

In this embodiment, the regulator 10 is slid on the handle bar 4, so that the position of the regulator 10 on the handle bar 4 is adjustable, that is, the length of the power arm of the lever formed by the connection body of the stress plate 3 and the handle bar 4 can be changed, and the length of the power arm is changed, so that the extrusion force required by the same stretching amount of the training tension spring 81 is different, and the function of quickly adjusting the training strength is realized.

When sliding the handle sleeve 101, the round end lock rod 102 contacts the outer wall of the handle rod 4 all the time but can not be inserted into the first lock hole 41 under the action of the limiting lock spring 103, when the position corresponding to proper force is adjusted, two limiting heads 104 are pressed down to enable the two round end lock rods 102 to be inserted into the two first lock holes 41 at the position, two second lock holes 105 on the two round end lock rods 102 are aligned with the two magnetic lock rods 108, then the two magnetic lock rods 108 are inserted into the two second lock holes 105 under the adsorption thrust of the magnetic lock ring 107, the locking of the handle sleeve 101 is realized, the handle sleeve cannot slide down in the exercise process, the safety is higher, and the regulator 10 is easy to operate.

Claims

1. The arm power exerciser with the force measuring effect comprises a shell (1) and is characterized in that a detector (2) is installed on the side wall of the shell (1), one side, close to the shell (1), of the detector (2) is provided with a detection groove (21), four resistance slide bars (9) are symmetrically installed in the detection groove (21), two resistance slide bars (9) on the same side are provided with a movable detection shifting sheet (91) in a common sliding mode, two opposite resistance slide bars (9) are oppositely arranged, an insulation tension spring (92) is sleeved between the resistance slide bars (9) in a common mode, two ends of each insulation tension spring (92) are fixed on the two detection shifting sheets (91), two detection sliding openings (11) and two limiting sliding openings (12) are symmetrically formed in two sides of the shell (1), each detection sliding opening (11) is internally inserted with a detection sliding sleeve (5) in a sliding mode, a detection shaft (51) is inserted between the two symmetrical detection sliding sleeves (5) in a common mode, a limiting sliding sleeve (6) is inserted into each limiting sliding opening (12) in a sliding manner, a limiting shaft (61) is inserted between two symmetrical limiting sliding sleeves (6) together, each limiting shaft (61) is sleeved with a tension plate (8), one side, close to the inner wall of the shell (1), of each tension plate (8) is fixedly provided with a training tension spring (81), and one end, far away from the tension plate (8), of each training tension spring (81) is fixedly arranged on the inner wall of the shell (1);

one end, far away from the interior of the shell (1), of each detection sliding sleeve (5) extends to the outer side of the shell (1), the two detection shifting pieces (91) are clamped on one sides, far away from each other, of the two detection sliding sleeves (5), and one end, far away from the detection groove (21), of each detection shifting piece (91) is located on the outer side of the detection sliding opening (11);

two detect one section that axle (51) is located casing (1) and rotate respectively that the cover is equipped with two atress boards (3) and two gangway boards (7) of symmetry, every the one end of atress board (3) all extends and rotates the cover and establish on corresponding spacing axle (61), every one the gangway board (7) are kept away from the one end of detecting axle (51) and all rotate the cover and establish on corresponding spacing axle (61), the homonymy atress board (3) all are parallel to each other with gangway board (7), expansion joint (14), every have been seted up to the bottom side of casing (1) the one end that spacing axle (61) were kept away from in atress board (3) all passes expansion joint (14) and extends to the outside of casing (1) and install barre (4).

2. The arm force device with force measuring effect as claimed in claim 1, wherein a plurality of magnetic attraction grooves (13) are symmetrically formed on one side of the housing (1) close to the detector (2), a plurality of magnetic columns (22) are symmetrically mounted on one side of the detector (2) close to the housing (1), and the plurality of magnetic columns (22) are correspondingly inserted into the plurality of magnetic attraction grooves (13).

3. The arm exerciser with force measuring effect according to claim 1, wherein two first force receiving rotation slots (31) symmetrical to each other are formed at the joints of the two force receiving plates (3) and the detection shaft (51), a second force receiving rotation slot (32) is formed at each joint of the force receiving plates (3) and the limiting shaft (61), two first linkage rotation slots (71) symmetrical to each other are formed at each joint of the two linkage plates (7) and the detection shaft (51), a second linkage rotation slot (72) is formed at each joint of the linkage plates (7) and the limiting shaft (61), and each second linkage rotation slot (72) is symmetrical to the corresponding second force receiving rotation slot (32).

4. The arm strength device with the force measuring effect as claimed in claim 1, wherein each of the levers (4) is symmetrically provided with a plurality of first locking holes (41) at equal intervals, each of the levers (4) is slidably sleeved with an adjuster (10), each of the adjusters (10) comprises a lever sleeve (101) slidably sleeved on the lever (4) and a magnetic locking ring (107) slidably sleeved on the lever (4), each of the levers (101) is slidably inserted with a round end locking rod (102) on a side wall of one end close to the magnetic locking ring (107), one end of each round end locking rod (102) far away from the lever (4) is provided with a limiting head (104), and one end of each round end locking rod (102) far away from the limiting head (104) extends and tightly abuts against a side wall of the lever (4).

5. The arm strength device with the force measuring effect as claimed in claim 4, wherein each round end lock rod (102) is sleeved with a limit lock spring (103) having two ends respectively fixed to the outer wall of the limit head (104) and the outer wall of the handle sleeve (101), a second lock hole (105) is formed in the side wall of each round end lock rod (102) close to the magnetic lock ring (107), two guide holes (106) are symmetrically formed in the end side of the handle sleeve (101) close to the magnetic lock ring (107), two magnetic lock rods (108) are symmetrically installed on one side of the magnetic lock ring (107) close to the handle sleeve (101), and the two magnetic lock rods (108) pass through the corresponding two guide holes (106) and abut against the side walls of the two round end lock rods (102).