CN110111644A - A kind of Portable musical instrument that can adjust dynamics refers to power exercise device - Google Patents
A kind of Portable musical instrument that can adjust dynamics refers to power exercise device Download PDFInfo
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- CN110111644A CN110111644A CN201910281102.8A CN201910281102A CN110111644A CN 110111644 A CN110111644 A CN 110111644A CN 201910281102 A CN201910281102 A CN 201910281102A CN 110111644 A CN110111644 A CN 110111644A
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- 230000000694 effects Effects 0.000 claims description 21
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000000875 corresponding effect Effects 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 241000189658 Piano group Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
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- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 230000013016 learning Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
- G09B15/06—Devices for exercising or strengthening fingers or arms; Devices for holding fingers or arms in a proper position for playing
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Abstract
A kind of Portable musical instrument that can adjust dynamics refers to power exercise device, backpack body including soft structures, the top surface of backpack body is open, the side of backpack body is equipped with buckle parallel with it, the top surface of buckle is detachably installed by connection strap, one end of connection strap is fixedly connected on the outside of the top surface of backpack body, rectangular channel is opened up on the outside of buckle, it is communicated with the outside world before rectangular channel, a vertical fixing axle is equipped in rectangular channel, the upper and lower ends of fixing axle are fixedly connected with the inner wall of rectangular channel, several stripe boards being parallel to each other are equipped in rectangular channel, vertical through-hole is opened up respectively on rear side of the top surface of stripe board, fixing axle is passed through out of through-hole.The present apparatus passes through stripe board and billet, true fingerboard can be imitated, stripe board and billet are alternately pressed by the five fingers when user uses, can practice on the piano chord, be conducive to the bullet method that user quickly grasps chord, it is more convenient without going to qin room that can practice chord for the user for not buying piano.
Description
Technical field
The invention belongs to piano practice ancillary equipment field, specifically a kind of Portable musical instrument that can adjust dynamics
Refer to power exercise device.
Background technique
Currently, people, which have developed, refers to that power is practiced in order to for finger power training is still able to carry out in the case where no musical instrument
Device is practised, usually people, which press with finger, refers to power exercise device, to keep or be promoted the sensitivity of the feel and finger played,
For piano, even more need to add to practice, but in existing finger power exercise device, can not strength of adjustment, with
The increase of practice periods, user habit after for refer to power practice effect with regard to little, can not play effectively refer to power practice
Effect, therefore, it is necessary to the finger power exercise devices that one kind is capable of strength of adjustment.
Summary of the invention
The present invention provides a kind of Portable musical instrument that can adjust dynamics and refers to power exercise device, to solve in the prior art
Defect.
The present invention is achieved by the following technical programs:
A kind of Portable musical instrument that can adjust dynamics refers to power exercise device, and the top surface of the backpack body including soft structures, backpack body is opened
Mouthful, the side of backpack body is equipped with buckle parallel with it, and connection strap is detachably installed in the top surface of buckle, and one end of connection strap is fixed to be connected
On the outside of the top surface for connecing backpack body, rectangular channel is opened up on the outside of buckle, is communicated with the outside world before rectangular channel, one is equipped in rectangular channel
Vertical fixing axle, the upper and lower ends of fixing axle are fixedly connected with the inner wall of rectangular channel, are equipped in rectangular channel several mutually flat
The top surface rear side of capable stripe board, stripe board opens up vertical through-hole respectively, and fixing axle is passed through out of through-hole, the inside of stripe board
It is respectively fixedly connected with one end of spring, the other end of spring is respectively fixedly connected with the side of block, and the other side of block is solid respectively
Surely one end of sleeve is connected, the other end of sleeve passes through the side of bearing connection gear, phase between each adjacent two gear respectively
It mutually engages, opens up lateral screw hole respectively at the center of gear, screw hole is located in corresponding sleeve, and the inside of rectangular channel is solid
Surely one end of several screw rods is connected, screw rod is passed through out of corresponding screw hole respectively and is threadedly engaged therewith, and number is equipped in rectangular channel
The top surface rear side of a billet for being parallel to stripe board, each billet opens up same through-hole, and each billet is located at adjacent two
Between stripe board；Two shoulder belts being parallel to each other are fixedly mounted in the other side of backpack body.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, the quantity of the stripe board
It is seven, the quantity of billet is five.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, the back side of the stripe board
Lateral limiting slot is opened up respectively, is communicated inside the back side of limiting slot and rectangular channel, the back side of rectangular channel is fixedly connected with several phases
Mutually one end of parallel gag lever post, the other end of gag lever post are located in corresponding rectangular channel.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, is equipped with number in the backpack body
Group supporting element, every group of supporting element includes four support plates being parallel to each other, and the inner wall two sides of backpack body are respectively fixedly connected with corresponding
The other side of the side of support plate, support plate is hingedly connected one end of activity bar, the activity bar of side in backpack body
Longitudinal stud is fixedly mounted in the other end, and the other side of the activity bar of the other side opens up longitudinal and penetrating respectively in backpack body
Cylindrical hole, stud are passed through out of corresponding cylindrical hole respectively, and the rear end difference screw thread of stud installs nut.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, and the inner end of the nut is equal
For arcuate structure.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, the top surface of the buckle and
Bottom surface is respectively articulated with installation link, and several snap fasteners are fixedly mounted in the other end of connection strap, and connection strap is passed through out of link, and son
Female thread mutually fastens.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, the inside of the stripe board
Open up groove respectively, be respectively equipped with movable block in groove, the top and bottom of movable block open up blind hole respectively, the top surface of groove and
Bottom surface is respectively fixedly connected with one end of inserted link, and the other end of inserted link is located in corresponding blind hole, the inside of movable block and bullet
One end of spring is fixedly connected.
The Portable musical instrument that one kind as described above can adjust dynamics refers to power exercise device, the inside of the rectangular channel
Not through hole screw hole is opened up, through hole screw hole internal screw thread does not install one end of same screw rod, and the other end of screw rod, which is fixedly mounted, to be adjusted
Tooth, adjusting tooth are engaged with any one gear.
The invention has the advantages that the present invention is suitble to pianophile or learner to use, pass through buckle and its interior component
It carries out referring to power training, and the present invention can also carry out the practice of piano chord, backpack body and shoulder belt form knapsack, by buckle and knapsack
Combine, and knapsack is placed in front when in use by the present invention, is also able to carry out when on foot refers to power training in this way, and
The eyes of user without watching attentively downwards, on foot while refer to that power is trained and not will use family and bump against barrier, can ensure use
The safety at family itself, buckle can disassemble, and buckle, which is placed in plane i.e., can be used, and environmental suitability is strong, buckle and its interior
Component be all made of light material and be made, such as hard resin material, to mitigate the overall weight of the present apparatus, convenient for it is outgoing when it is carry-on
It carries.When in use, spring gives stripe board always with repulsion to the present apparatus, and user is pressed stripe board into rectangular channel with finger
Pressure, makes spring contraction, can play the effect for referring to power training, billet by torsional spring and fixed axis connection, with finger by billet to
Pressing in rectangular channel, can equally play the effect for referring to power training, user hand turn moves one of gear, due between gear
It engages two-by-two, so as to drive all gears to rotate simultaneously, when gear rotates, since screw rod and screw hole are threadedly engaged, because
This gear can move along the x axis, and two adjacent screw flights are contrary, so that the moving direction of gear is identical, set
Cylinder is connect with gear by bearing, and sleeve is fixedly connected by block, spring with stripe board, and therefore, sleeve will not be with gear
It rotating and rotates, sleeve is only with gear horizontal movement, when sleeve is moved to stripe board direction, spring contraction, according to known normal
It is directly proportional to length varying value to know elastic force, therefore, the elastic force for needing to overcome when user presses stripe board increases, i.e., user needs to make
Overturn stripe board with bigger power, rotating backward gear makes it away from clamped plate motion, and user can make item using lesser power
The overturning of shape plate, user can freely be adjusted, and selected suitable elastic force in conjunction with own situation, are more advantageous to and refer to power training effect.This
Invention combines the dependency structure for referring to power practice with knapsack, is highly convenient for carrying, and can place the correlations such as qin spectrum in backpack body and learn
Habit data, is browsed convenient for user；Suction between magnetic sheet and iron plate be greater than buckle and its interior component gravity and, to guarantee buckle
It will not arbitrarily shake in actual use, detachable between buckle and connection strap, usage mode is more flexible；It can be according to reality
The elastic force of situation adjustment spring, in order to which different crowd or different age group use, the scope of application is more extensive；Mostly important
It is that the present apparatus can imitate true fingerboard by stripe board and billet, when user's use is replaced by the five fingers presses press strip
Shape plate and billet, can practice on the piano chord, be conducive to the bullet method that user quickly grasps chord, especially for not buying piano
User for, it is more convenient without going to qin room that can practice chord；Knapsack appearance with key moulding has with existing knapsack
Very big difference, modern design, design is unique, is conducive to the desire to buy for exciting people, even if being directed to non-contact piano group,
With biggish sale space.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention；Fig. 2 is the enlarged drawing of the A direction view of Fig. 1；Fig. 3 is I partial enlargement of Fig. 1
Figure；Fig. 4 is the enlarged drawing of the B direction view of Fig. 1；Fig. 5 is the enlarged drawing of the C direction view of Fig. 4；Fig. 6 is II partial enlargement of Fig. 1
Figure；Fig. 7 is the enlarged drawing of the D direction view of Fig. 1.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of Portable musical instrument that can adjust dynamics refers to power exercise device, as shown, including the backpack body of soft structures
1, the top surface opening of backpack body 1, the side of backpack body 1 is equipped with buckle 2 parallel with it, and the width of buckle 2 is 3-5CM, backpack body 1
Side magnetic sheet is fixedly mounted, iron plate is fixedly mounted in the inside of buckle 2, and iron plate can be adsorbed on magnetic sheet, realizes buckle 2 with this
The fixation of position, this is common knowledge, and this will not be repeated here, and connection strap 3 is detachably installed in the top surface of buckle 2, the one of connection strap 3
End is fixedly connected on the outside of the top surface of backpack body 1, and connection strap 3 is soft material, and connection strap 3 can shut backpack body 1, the outside of buckle 2
Rectangular channel 4 is opened up, is communicated with the outside world before rectangular channel 4, is equipped with a vertical fixing axle 5 in rectangular channel 4, fixing axle 5
On the outside of the back of rectangular channel 4, the upper and lower ends of fixing axle 5 are fixedly connected with the inner wall of rectangular channel 4, are equipped in rectangular channel 4
Several stripe boards 6 being parallel to each other, the sum of the outside area of stripe board 6 are slightly less than the outside area of rectangular channel 4, stripe board 6 it
Between clearance fit, open up vertical through-hole 7 respectively on rear side of the top surface of stripe board 6, fixing axle 5 is passed through out of through-hole 7, stripe board 6
The both ends of through-hole 7 be respectively provided with stop collar, the stability of stripe board 6 can be further enhanced, to further prevent stripe board 6 perpendicular
To movement, the inside of stripe board 7 is respectively fixedly connected with one end of spring 8, and the other end of spring 8 is respectively fixedly connected with block 9
Side, the other side of block 9 are respectively fixedly connected with one end of sleeve 10, and the other end of sleeve 10 passes through bearing connection gear respectively
11 side, spring 8, block 9, the center line of sleeve 10 and gear 11 are conllinear, mutually nibble between each adjacent two gear 11
It closes, opens up lateral screw hole 12 at the center of gear 11 respectively, screw hole 12 is respectively simultaneously and in corresponding sleeve 10, rectangular channel 4
Portion communicates, and screw hole 12 is located in corresponding sleeve 10, and the inside of rectangular channel 4 is fixedly connected with one end of several screw rods 13, spiral shell
Bar 13 is passed through out of corresponding screw hole 12 respectively and is threadedly engaged therewith, is parallel to the short of stripe board 6 equipped with several in rectangular channel 4
Item 14, opens up same through-hole 7 on rear side of the top surface of each billet 14, fixing axle 5 equally passed through out of through-hole 7 on billet 14 and
It is connected therewith by torsional spring, each billet 14 is between two adjacent stripe boards 6, the top surface of stripe board 6 or bottom surface back
Strip groove is opened up respectively, and billet 14 is located in two corresponding strip grooves, and 7 both ends of through-hole of billet 14 are respectively provided with limit
Ring, to prevent billet 14 vertically movable；Stripe board 6 is imitated white key, and billet 14 is imitated black key, stripe board 6, billet 14 and existing
Having qin key length, width ratio is 1:1；Two shoulder belts 15 being parallel to each other are fixedly mounted in the other side of backpack body 1.The present invention
It is suitble to pianophile or learner to use, refer to power training by buckle 2 and its interior component, and the present invention can also be into
The practice of row piano chord, backpack body 1 and shoulder belt 15 form knapsack, buckle 2 and knapsack are combined, and the present invention is when in use
Knapsack is placed in front, is also able to carry out when on foot refers to power training in this way, and the eyes of user are walked without watching attentively downwards
It carries out referring to that power training not will use family and bump against barrier while road, can ensure the safety of user itself, buckle 2 can be dismantled
Get off, buckle 2, which is placed in plane i.e., can be used, and environmental suitability is strong, and buckle 2 and its interior component are all made of light material system
At, such as hard resin material, to mitigate the overall weight of the present apparatus, convenient for it is outgoing when carry.The present apparatus when in use, bullet
Spring 8 gives stripe board 6 always with repulsion, and user is pressed stripe board 6 into rectangular channel 4 with finger, shrinks spring 8
The effect for referring to power training is played, billet 14 is connect with fixing axle 5 by torsional spring, is pressed billet 14 into rectangular channel 4 with finger,
The effect for referring to power training can be equally played, user hand turn moves one of gear 11, due to being engaged two-by-two between gear 11,
So as to drive all gears 11 to rotate simultaneously, when gear 11 rotates, since screw rod 13 and screw hole 12 are threadedly engaged,
Gear 11 can move along the x axis, and the hand of spiral of two adjacent screw rods 13 is on the contrary, so that the moving direction phase of gear 11
Together, sleeve 10 is connect with gear 11 by bearing, and sleeve 10 is fixedly connected by block 9, spring 8 with stripe board 6, therefore,
Sleeve 10 will not be rotated with gear 11 and be rotated, and sleeve 10 is only with 11 horizontal movement of gear, when sleeve 10 is transported to 6 direction of stripe board
When dynamic, spring 8 is shunk, directly proportional to length varying value according to common knowledge elastic force, and therefore, user needs when pressing stripe board 6
The elastic force overcome increases, i.e., user needs to overturn stripe board 6 using bigger power, and rotating backward gear 11 makes it away from buckle
2 movements, user can be such that stripe board 6 overturns using lesser power, and user can freely be adjusted, suitable in conjunction with own situation selection
Elastic force, be more advantageous to refer to power training effect.The present invention combines the dependency structure for referring to power practice with knapsack, is highly convenient for taking
Band, and the relational learnings data such as qin spectrum can be placed in backpack body 1, it is browsed convenient for user；Suction between magnetic sheet and iron plate is greater than button
Plate 2 and its interior component gravity and, will not arbitrarily be shaken with guaranteeing buckle 2 in actual use, between buckle 2 and connection strap 3
Detachably, usage mode is more flexible；It is capable of the elastic force of adjustment spring 8 according to the actual situation, in order to different crowd or difference
Age bracket uses, and the scope of application is more extensive；Most importantly, the present apparatus can be imitated true by stripe board 6 and billet 14
Real fingerboard alternately presses stripe board 6 and billet 14 by the five fingers when user uses, and can practice on the piano chord, favorably
Quickly grasp the bullet method of chord in user, for the user for not buying piano, without go qin room can practice and
String, it is more convenient；Knapsack appearance and existing knapsack with key moulding have very big difference, and modern design, design is unique, favorably
In the desire to buy of excitation people, even if being directed to non-contact piano group, it may have biggish sale space.
Specifically, the quantity of billet 14 is five as shown in figure 4, the quantity of stripe board 6 described in the present embodiment is seven
It is a.One group of 12 key of piano key are configured to seven white keys and five black keys at present, top be two be continuously arranged it is black
Key, lower section are three black keys being continuously arranged i.e. billet 14, and one group of key can be used to practice most of chord, in order to avoid key
It is less practice effect to be not achieved or key is more causes buckle 2 heavier.
Specifically, as shown in figure 5, the back side of stripe board 6 described in the present embodiment opens up lateral limiting slot 16 respectively, limit
It is communicated inside the back side of position slot 16 and rectangular channel 4, the back side of rectangular channel 4 is fixedly connected with the one of several gag lever posts 17 being parallel to each other
End, the other end of gag lever post 17 are located in corresponding rectangular channel 4.Under normal condition, the other end of gag lever post 17 and limit
The outer side contacts of slot 16, in order to avoid stripe board 6 is caused to turn down under the action of spring 8 outward.
Further, as shown in Fig. 2, being equipped with array supporting element in backpack body 1 described in the present embodiment, every group of supporting element includes
Four support plates 18 being parallel to each other, inner wall of the length direction of support plate 18 each parallel to backpack body 1, the inner wall two sides of backpack body 1
It is respectively fixedly connected with the side of corresponding support plate 18, the other side of support plate 18 is hingedly connected one end of activity bar 19,
Activity bar 19 is parallel to each other, and two corresponding activity bars 19 are staggered, and the activity bar 19 of side is another in backpack body 1
Longitudinal stud 20 is fixedly mounted in end, and the other side of the activity bar 19 of the other side opens up longitudinal and penetrating respectively in backpack body 1
Cylindrical hole 21, stud 20 passes through out of corresponding cylindrical hole 21 respectively, and the rear end difference screw thread of stud 20 installs nut 22.Spiral shell
The diameter of cap 22 is greater than the diameter of cylindrical hole 21, and when tightening nuts 22, two corresponding activity bars 19 are in close contact, movable at this time
Angle between item 19 is non-adjustable, and to be supported to buckle 2, user presses stripe board 6 and when billet 14, buckle 2 it is steady
It is qualitative higher, when user unscrews nut 22, adjustable angle between activity bar 19, when the angle between activity bar 19 becomes
When change, the spacing between the support plate 18 of two sides can change therewith, to change the spacing between buckle 2 and human body,
The capacity in backpack body 1 can also be changed, in actual use, user can be according to itself comfort tuning, and flexibility is stronger.
Further, as shown in Fig. 2, the inner end of nut 22 described in the present embodiment is arcuate structure.The structure compared with
To be mellow and full, when user puts in hand in backpack body 1, the injured probability of manpower touching nut 22 can reduce.
Further, as shown in Figure 1, the top and bottom of buckle 2 described in the present embodiment are respectively articulated with installation link
23, several snap fasteners are fixedly mounted in the other end of connection strap 3, and connection strap 3 is passed through out of link 23, and snap fastener is mutually detained
It closes.User manually dismantles snap fastener, then extracts connection strap 3 out out of link 23, then rotates buckle 2 along the x axis
Half cycle, then connection strap is passed through and is fastened snap fastener out of top link 23, backwards, user will for the opening of rectangular channel 4 at this time
When backpack body 1 is placed in front, left hand, that is, pressable stripe board 6 and the training of billet 14 refer to power and practice chord, complete right-hand man with this
The switching of exercise mode, mode of operation is more succinct, is easy to upper hand, the technology of snap fastener is more mature, and connection type also compares
Stablize.
Further, as shown in fig. 6, the inside of stripe board 7 described in the present embodiment opens up groove 24, groove 24 respectively
It is inside respectively equipped with movable block 25, the top and bottom of movable block 25 open up blind hole 26, the top and bottom difference of groove 24 respectively
Be fixedly connected with one end of inserted link 27, the other end of inserted link 27 is located in corresponding blind hole 26, the periphery of inserted link 27 with it is right
The inside of the inner wall clearance fit for the blind hole 26 answered, movable block 25 is fixedly connected with one end of spring 8.When people press stripe board
When 6, stripe board 6 is turned down centered on fixing axle 5 into rectangular channel 4, at this point, movable block 25 is rotated relative to inserted link 27, the knot
Structure can reduce bending degree when spring 8 is shunk, so that spring 8 keeps vertical state as far as possible in contraction process, to make bullet
Spring 8 everywhere can be more uniform stress, be able to extend the service life of spring 8.
Further, as shown in Fig. 4 or 7, the inside of rectangular channel 4 described in the present embodiment opens up not through hole screw hole 28,
28 internal screw thread of through hole screw hole does not install one end of same screw rod 13, and adjusting tooth 29, screw rod is fixedly mounted in the other end of screw rod 13
13 with the centerline collineation of adjusting tooth 29, adjusting tooth 29 is located at the front of gear 11, and the front of adjusting tooth 29 is located at rectangular channel 4
Outside, adjusting tooth 29 is engaged with any one gear 11.The diameter of adjusting tooth 29 is identical as the diameter of gear 11, therefore, user hand
Turn moves 29 certain angle of adjusting tooth, and gear 11 rotates with it identical angle, and adjusting tooth 29, the gear 11 that is engaged with are right
The hand of spiral of the screw rod 13 answered on the contrary, so that adjusting tooth 29 is consistent with the direction of motion of the gear 11 in rotation along X-axis,
To guarantee that adjusting tooth 29 engages stabilization with the maintenance of gear 11 always.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (8)
1. the Portable musical instrument that one kind can adjust dynamics refers to power exercise device, it is characterised in that: the backpack body including soft structures
(1), the top surface opening of backpack body (1), the side of backpack body (1) are equipped with buckle (2) parallel with it, and the top surface of buckle (2) is detachable
It installs connection strap (3), one end of connection strap (3) is fixedly connected on the outside of the top surface of backpack body (1), and buckle opens up rectangle on the outside of (2)
Slot (4), rectangular channel communicate with the outside world before (4), and a vertical fixing axle (5), fixing axle (5) are equipped in rectangular channel (4)
Upper and lower ends be fixedly connected with the inner wall of rectangular channel (4), several stripe boards (6) being parallel to each other are equipped in rectangular channel (4),
It is opened up respectively vertical through-hole (7) on rear side of the top surface of stripe board (6), fixing axle (5) is passed through out of through-hole (7), stripe board (7)
Inside is respectively fixedly connected with one end of spring (8), and the other end of spring (8) is respectively fixedly connected with the side of block (9), block
(9) the other side is respectively fixedly connected with one end of sleeve (10), and the other end of sleeve (10) passes through bearing connection gear respectively
(11) side, each adjacent two gear are intermeshed between (11), open up lateral screw hole respectively at the center of gear (11)
(12), screw hole (12) is located in corresponding sleeve (10), and the one of several screw rods (13) is fixedly connected on the inside of rectangular channel (4)
End, screw rod (13) are passed through out of corresponding screw hole (12) respectively and are threadedly engaged therewith, and several be parallel to is equipped in rectangular channel (4)
The top surface rear side of the billet (14) of stripe board (6), each billet (14) opens up same through-hole (7), and each billet (14) is located at
Between two adjacent stripe boards (6)；Two shoulder belts (15) being parallel to each other are fixedly mounted in the other side of backpack body (1).
2. the Portable musical instrument that one kind according to claim 1 can adjust dynamics refers to power exercise device, it is characterised in that:
The quantity of the stripe board (6) is seven, and the quantity of billet (14) is five.
3. the Portable musical instrument that one kind according to claim 1 or 2 can adjust dynamics refers to power exercise device, feature exists
In: the back side of the stripe board (6) opens up lateral limiting slot (16) respectively, the back side and rectangular channel (4) of limiting slot (16)
Inside communicates, and the back side of rectangular channel (4) is fixedly connected with one end of several gag lever posts (17) being parallel to each other, gag lever post (17) it is another
One end is located in corresponding rectangular channel (4).
4. the Portable musical instrument that one kind according to claim 1 or 2 can adjust dynamics refers to power exercise device, feature exists
In: array supporting element is equipped in the backpack body (1), every group of supporting element includes four support plates being parallel to each other (18), backpack body
(1) inner wall two sides are respectively fixedly connected with the side of corresponding support plate (18), and the other side of support plate (18) is respectively articulated with company
One end of activity bar (19) is connect, longitudinal stud is fixedly mounted in the other end for being located at the activity bar (19) of backpack body (1) interior side
(20), the other side positioned at the activity bar (19) of backpack body (1) interior other side opens up longitudinal and penetrating cylindrical hole (21), spiral shell respectively
Column (20) is passed through out of corresponding cylindrical hole (21) respectively, rear end difference screw thread installation nut (22) of stud (20).
5. the Portable musical instrument that one kind according to claim 4 can adjust dynamics refers to power exercise device, it is characterised in that:
The inner end of the nut (22) is arcuate structure.
6. the Portable musical instrument that one kind described according to claim 1 or 2 or 5 can adjust dynamics refers to power exercise device, special
Sign is: the top and bottom of the buckle (2) are respectively articulated with installation link (23), the fixed peace of the other end of connection strap (3)
Several snap fasteners are filled, connection strap (3) is passed through out of link (23), and snap fastener mutually fastens.
7. the Portable musical instrument that one kind described according to claim 1 or 2 or 5 can adjust dynamics refers to power exercise device, special
Sign is: the inside of the stripe board (7) opens up groove (24) respectively, is respectively equipped with movable block (25) in groove (24), living
The top and bottom of motion block (25) open up blind hole (26) respectively, and the top and bottom of groove (24) are respectively fixedly connected with inserted link (27)
One end, the other end of inserted link (27) is located in corresponding blind hole (26), the one of the inside of movable block (25) and spring (8)
End is fixedly connected.
8. the Portable musical instrument that one kind described according to claim 1 or 2 or 5 can adjust dynamics refers to power exercise device, special
Sign is: opening up not through hole screw hole (28) on the inside of the rectangular channel (4), the installation of through hole screw hole (28) internal screw thread is not same
Adjusting tooth (29) are fixedly mounted in the other end of one end of screw rod (13), screw rod (13), adjusting tooth (29) and any one gear
(11) it engages.
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| CN201910281102.8A CN110111644B (en) | 2019-04-09 | 2019-04-09 | Portable musical instrument finger force exercise device capable of adjusting force |
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| CN110111644A true CN110111644A (en) | 2019-08-09 |
| CN110111644B CN110111644B (en) | 2020-12-01 |
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Cited By (3)
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| CN111260998A (en) * | 2020-03-10 | 2020-06-09 | 王显辉 | Piano training ware based on fingertip dynamics training |
| CN111462581A (en) * | 2020-04-22 | 2020-07-28 | 河南艺术职业学院 | Piano hand type exercise device |
| CN112233497A (en) * | 2020-10-23 | 2021-01-15 | 郑州幼儿师范高等专科学校 | Piano playing finger force exercise device |
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|---|---|---|---|---|
| CN111260998A (en) * | 2020-03-10 | 2020-06-09 | 王显辉 | Piano training ware based on fingertip dynamics training |
| CN111260998B (en) * | 2020-03-10 | 2021-09-03 | 河南理工大学 | Piano training ware based on fingertip dynamics training |
| CN111462581A (en) * | 2020-04-22 | 2020-07-28 | 河南艺术职业学院 | Piano hand type exercise device |
| CN111462581B (en) * | 2020-04-22 | 2022-02-15 | 河南艺术职业学院 | Piano hand type exercise device |
| CN112233497A (en) * | 2020-10-23 | 2021-01-15 | 郑州幼儿师范高等专科学校 | Piano playing finger force exercise device |
| CN112233497B (en) * | 2020-10-23 | 2022-02-22 | 郑州幼儿师范高等专科学校 | Piano playing finger force exercise device |
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