A kind of intelligence massage bed
Technical field
The present invention relates to field of furniture, specifically a kind of intelligent massage bed.
Background technique
Gu has froming the perspective of for " all kinds of diseases and ailments being cold raw from underfooting from cold ", root of the foot of people like tree, in great numbers first deep in root, the foot of tree
Portion's health is related to whole body health.Foot is the root of human body, is the point of vitality of human body cohesion.The twelve regular channels of connection viscera has
Half rises and terminates in foot, has a acupuncture point more than 60 to collect on foot, therefore foot is known as human body " the second heart " by foreign medical science man.Foot is anti-
Penetrating and learning principle is the frontier science based on biological hologram reflexology and the meridian theory of traditional Chinese medicine.And the process of this reflection, need people
The cooperation of body channels and collaterals could be completed.Channel course line links together with partes corporis humani position acupuncture point.There are many acupuncture points on foot, if
Internal organs are ill, when having formed a pathology focus of excitation in cerebral cortex, by pressing of transmitting of plantar reflecting region and nociceptive impulses
Also it will form another focus of excitation and show foot, so that it is determined that the lesion of internal organs.
Following 2 kinds of methods are common several foot massage methods:
Method 1. taps sole
Sole is tapped with fist before sleeping every night, one day fatigue can be eliminated, promotes systemic blood circulation, is internal organ
Functions of expelling toxin enhancing, keeps the excretory function of body vessel unblocked, accelerates combustion rouge speed.
Way: centered on sole, rhythmical progress is degree with slightly feeling of pain, every foot 100 times or so, movement
It completes about 2 minutes.
2. both feet of method shake
Systemic blood circulation is bad, will lack of proper care there is a phenomenon where viscera function and endocrine disorder, it may appear that physical efficiency is malicious
Element cannot exclude in time, and rate of metabolism causes fat accumulation slowly excessively.Simple foot local stimulation can promote blood to follow
Ring accelerates rate of metabolism.
Way: lying on the back in bed or on floor, first allows both feet to shake in the sky, continues 2 minutes, the whole province's blood circulation is immediately
It is unobstructed, burn fat, and help to improve sleep.
The present invention provides one kind can tap sole automatically, shake both feet and carries out one of automatic massage to shank
Massage bed has the advantages that
(1) a kind of heretofore described intelligent massage bed, swivel base bar, bottom connect telescopic rod, top even telescopic rod and top
The even design of cylinder enables massage unit to link together with main body, can be realized and automatically lifts people leg, and can be with
By the flexible shaking to realize both feet on top even cylinder, and massage unit can be placed into original automatically by top even cylinder
Position, so that people after foot massage, takes massage unit under bed without standing up, without worry in the process sleeping soundly
In break on the floor accidentally shifted massage unit under bed, both feet need to only be extracted out from massage unit, very
It is convenient and humanized.
(2) heretofore described a kind of intelligent massage bed, each side for massaging cam to the shank being located in storage foot storehouse
Wall is pressed, and the blood circulation at shank is promoted, and realizes the massage to people's shank.
(3) heretofore described a kind of intelligent massage bed, the bottom cylinder that rubs does reciprocal telescopic movement, so as to drive
Bottom rub plate protruding block to be located at storage foot storehouse in sole tapped repeatedly, to promote the blood circulation of sole, reach
To the effect of foot bottom massage function plate.
(4) a kind of heretofore described intelligent massage bed, the design that massage cam is connected in No.1 shaft lower part have
Help save material, economize on resources, and mitigate load when external impetus element drives the rotation of No.1 shaft, is conducive to extend this
The service life of invention.
(5) a kind of heretofore described intelligent massage bed, the design for respectively drying whole bar can be played the injustice of bedding
The effect that whole place is paved, also, the design for drying whole bar upper vent hole can preheat bedding, to enable people to
Just carry out quilt when can experience it is warm in quilt, it is very humanized.
(6) heretofore described a kind of intelligent massage bed, stores up the design of foot storehouse nylon material so that the present invention presses
The cam that rubs becomes apparent from the shank extruding force in storage foot storehouse, and massage effect is more preferable.
(7) heretofore described a kind of intelligent massage bed, the design of storage foot storehouse inside natural feather, so that people will be double-legged
When being put into storage foot storehouse, people foot is more warm, even if not needing to massage foot, people foot is put into storage foot storehouse and also can
Enough avoid winter because foot catches a cold catch a cold the case where.
Summary of the invention
In order to make up for the deficiencies of the prior art, heretofore described a kind of intelligent massage bed, can tap automatically
Sole shakes both feet and carries out automatic massage to shank.
The technical solution adopted by the present invention to solve the technical problems is: a kind of intelligence massage bed, including main body, quilt
Cotton-padded mattress, massage unit and baking engagement positions;The bedding is placed in main body, and massage unit is mounted on back body, dries engagement positions
It is horizontal from front to back to run through main body;
The main body includes backing plate, front apron and rear baffle, and backing plate level is connected in lower body part, is equipped in main body
PLC controller, PLC controller are used to control the automatic work of the present invention all electric element and pneumatic element, backing plate front and back
Two sides are fixed with front apron and rear baffle vertically respectively, and being horizontally disposed on front apron and rear baffle has a pair of of slide bar slot, and each
Slide bar slot is arranged symmetrically at left and right sides of front apron and rear baffle;The bedding is placed on the backing plate of main body, and bedding
Upper end is located at each slide bar slot the top 3-5cm.
The massage unit includes spats seat, swivel base bar, bottom connects telescopic rod, top connects telescopic rod and top connects cylinder;
The open cube cavity in spats seat generally rear and front end is symmetrically arranged with a pair of of storage foot in spats seat
Storehouse, each foot storehouse front end of storing up are opened wide, so that the both feet of people can be respectively protruding into two storage foot storehouses, store up foot storehouse upper and lower ends and spats
Seat side wall is fixedly connected with, and enables storage foot storehouse is more firm to be located in spats seat from the design;
Spats seat left and right ends are rotatably symmetrically installed with a pair of of swivel base bar, so that spats seat can be carried out around swivel base bar
Rotation, so that spats seat can angularly tilt together with the leg of people when spats seat lifts the both legs of people, to make
The corner for obtaining spats seat will not arrive to the leg of people and make one to generate discomfort;
It is two that the bottom, which connects telescopic rod quantity, the even flexible rod rear end ball-joint between rear baffle of two bottoms, two
Bottom connects telescopic rod front end and is connected on a pair of of swivel base bar by Hooks coupling universal coupling respectively, and bottom connects telescopic rod and enables to spats seat
With people foot's voltuntary movement but do not depart from the control of body rear;
It is two that the top, which connects telescopic rod quantity, and two tops are even connected to by Hooks coupling universal coupling telescopic rod lower end respectively
On a pair of of swivel base bar;
It is two that the top, which connects number of cylinders, and even with the ball-joint of main body upper end, two tops connect gas on cylinder top on two tops
Cylinder lower end is connected in two tops even telescopic rod upper end respectively;
When work, when people, which lies on a bed, to be wanted to massage foot, then both feet are respectively embedded into two storage foot storehouses,
The shank lower part of people is located at storage foot storehouse front at this time, and in the process, since swivel base bar and spats seat are rotatablely connected, and bottom is even stretched
Contracting bar is both connected between swivel base bar by Hooks coupling universal coupling with top even telescopic rod, so that spats seat can be one
It is arbitrarily moved forward and backward and is rotated in fixed range, so that people still is able to flat after its both feet protrudes into spats seat
It the free positions such as lies, lie on one's side and curls to lie on a bed without the work for influencing massage unit, and when wanting to lift both legs, only need
Control top connects cylinder operation, and making top, even cylinder is shunk, so that spats seat moves upwards, to make spats seat by the leg of people
It lifts, and the flexible shaking to realize both feet on top even cylinder can be passed through.
After the foot massage of people terminates, people can extract both feet out from storage foot storehouse, at this point, in the flexible of top even cylinder
Under effect, massage unit can automatic returning it is in situ, without human intervention.
Swivel base bar, bottom connect the design that even telescopic rod and top connect cylinder of telescopic rod, top and massage unit and main body are connected
It is connected together, and massage unit can be placed into original position automatically by top even cylinder, so that people is after foot massage,
Massage unit is taken under bed without standing up, accidentally shifts massage unit under bed onto during sleeping soundly without worry
It breaks on floor, both feet need to only be extracted out from massage unit, it is very convenient and humanized.
Massage unit further includes shank massage device;Shank massage device includes No.1 shaft and massage cam, respectively stores up foot
It is all uniformly vertically-mounted on spats seat at left and right sides of storehouse to have No.1 shaft, and it is convex that massage is all fixed in each No.1 shaft
Wheel;Each No.1 shaft top is equipped with the dynamical element that can drive the rotation of each No.1 shaft, and when work, external impetus element is driven
The rotation of No.1 shaft, and then each massage cam is driven to press the side wall for the shank being located in storage foot storehouse, promote at shank
Blood circulation, realize massage to people's shank.
Massage unit further includes sole massage device;Sole massage device include a pair of of bottom rub plate, fix frame, slide plate column,
Rub cylinder for connecting plate seat and bottom;
Bottom is rubbed plate generally flat-disk shape structure, and two bottoms are rubbed, and plate is vertically symmetrical to be arranged on rear side of two storage foot storehouses, and
It rubs and is evenly arranged with protruding block on plate medial surface in bottom;
It is described fix frame and be connected in spats base rear end and be located at two bottoms rub plate dead astern, the slide plate column quantity is
Two, two slide plate column one end are respectively fixedly connected rubs on plate at two bottoms, and two slide plate column other ends, which run through, to be fixed frame and pass through company
Panel seat is connected, and bottom cylinder one end of rubbing is fixedly connected with frame is fixed, and the bottom cylinder other end that rubs is fixedly connected with connecting plate seat.
When work, the bottom cylinder that rubs does reciprocal telescopic movement, so that slide plate column is driven to carry out reciprocating translatory in frame fixing, from
And make bottom rub plate protruding block to be located at storage foot storehouse in sole tapped repeatedly, so that the blood of sole be promoted to follow
Ring.
The baking engagement positions quantity is two, and two baking engagement positions are respectively symmetrically mounted at left and right sides of main body, is respectively dried whole
Device includes drying whole bar, guide rod, slip base and drying whole cylinder;It dries whole bar left and right ends and extends through front apron and rear baffle
Slide bar slot, the guide rod is horizontally arranged in the main body on the outside of front apron and rear baffle, dries whole bar rear and front end and pass through
Slip base is slidably mounted on respectively on each guide rod, and the whole cylinder one end of the baking is hinged in main body, and it is another to dry whole cylinder
One end is hinged on slip base;When work, respectively dry whole cylinder it is scalable with drive slip base carry out on the guide bar front and back translation,
And then drive each dry before and after whole bar carries out on bedding to be translatable, whole bar is dried at this time can play pave at the out-of-flatness by bedding
Effect.
Venthole is evenly arranged on the whole bar of the baking, aeration pipe outside one end is connected with hot gas blower, external aeration
Whole bar is dried in the connection of the pipe other end.When winter temperature is too low, people has certain ice-cold sense at initial stage onto bed of lying, can not
The snugness in quilt is immediately experienced, the design of the invention can make outer fan blow hot-air on bedding, with
Bedding is preheated, to enable people to that warm in quilt, very people can be experienced when just carrying out quilt
Property.
It is respectively to dry whole bar and be trapped in bedding that bedding upper end, which is located at the effect at each slide bar slot the top 3-5cm,
So that at bedding out-of-flatness to pave effect more preferable;
As a preferred technical solution of the present invention, the material for storing up foot storehouse is nylon material, and nylon material is relatively thin, thus
For thicker material, the present invention massages cam and becomes apparent to the shank extruding force in storage foot storehouse, and massage effect is more preferable,
And storage foot storehouse is internally provided with natural feather, so that people foot is more warm, even if not needing to foot when both feet are put into storage foot storehouse by people
Portion is massaged, by people foot be put into storage foot storehouse in also can be avoided winter because foot catches a cold catch a cold the case where.
As a preferred technical solution of the present invention, the massage cam is connected in No.1 shaft lower part;When will be double
When foot is placed in storage foot storehouse, due to the construction of people's foot, so that shank is in storage foot storehouse lower position, thus if in No.1 shaft
When still there is massage cam in portion, then massage can not be played the role of by massaging cam, the present invention only No.1 shaft lower part be provided with by
Rub cam benefit contribute to save material, economize on resources, and mitigate external impetus element drive No.1 shaft rotation when
Load, is conducive to extend service life of the invention.
The utility model has the advantages that
(1) a kind of heretofore described intelligent massage bed, swivel base bar, bottom connect telescopic rod, top even telescopic rod and top
The even design of cylinder enables massage unit to link together with main body, can be realized and automatically lifts people leg, and can be with
By the flexible shaking to realize both feet on top even cylinder, and massage unit can be placed into original automatically by top even cylinder
Position, so that people after foot massage, takes massage unit under bed without standing up, without worry in the process sleeping soundly
In break on the floor accidentally shifted massage unit under bed, both feet need to only be extracted out from massage unit, very
It is convenient and humanized.
(2) heretofore described a kind of intelligent massage bed, each side for massaging cam to the shank being located in storage foot storehouse
Wall is pressed, and the blood circulation at shank is promoted, and realizes the massage to people's shank.
(3) heretofore described a kind of intelligent massage bed, the bottom cylinder that rubs does reciprocal telescopic movement, so as to drive
Bottom rub plate protruding block to be located at storage foot storehouse in sole tapped repeatedly, to promote the blood circulation of sole, reach
To the effect of foot bottom massage function plate.
(4) a kind of heretofore described intelligent massage bed, the design that massage cam is connected in No.1 shaft lower part have
Help save material, economize on resources, and mitigate load when external impetus element drives the rotation of No.1 shaft, is conducive to extend this
The service life of invention.
(5) a kind of heretofore described intelligent massage bed, the design for respectively drying whole bar can be played the injustice of bedding
The effect that whole place is paved, also, the design for drying whole bar upper vent hole can preheat bedding, to enable people to
Just carry out quilt when can experience it is warm in quilt, it is very humanized.
(6) heretofore described a kind of intelligent massage bed, stores up the design of foot storehouse nylon material so that the present invention presses
The cam that rubs becomes apparent from the shank extruding force in storage foot storehouse, and massage effect is more preferable.
(7) heretofore described a kind of intelligent massage bed, the design of storage foot storehouse inside natural feather, so that people will be double-legged
When being put into storage foot storehouse, people foot is more warm, even if not needing to massage foot, people foot is put into storage foot storehouse and also can
Enough avoid winter because foot catches a cold catch a cold the case where.
Detailed description of the invention
The present invention is further described with embodiment with reference to the accompanying drawing.
Fig. 1 is of the invention to show overall structure diagram;
Fig. 2 is the schematic diagram of massage unit of the present invention;
Fig. 3 is another visual angle schematic diagram of Fig. 2;
Fig. 4 is the side view of Fig. 2;
Fig. 5 is the direction the A-A partial sectional view of Fig. 4;
In figure: main body 1, massage unit 3, dries engagement positions 4, backing plate 11, front apron 12, rear baffle 13, slide bar slot at bedding 2
121, spats seat 31, swivel base bar 32, bottom connect telescopic rod 33, top even telescopic rod 34, the company of top cylinder 35, shank massage device 36, foot
Bottom massage machine 37, storage foot storehouse 311, No.1 shaft 361, massage cam 362, bottom rub plate 371, fix frame 372, slide plate column 373,
Connecting plate seat 374, bottom rub cylinder 375, protruding block 3711, dry whole bar 41, guide rod 42, slip base 43, dry whole cylinder 44.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Embodiment is closed, the present invention is further explained.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of intelligent massage bed of the present invention, including main body 1, quilt
Cotton-padded mattress 2, massage unit 3 and baking engagement positions 4;The bedding 2 is placed on the body 1, and massage unit 3 is mounted on 1 rear portion of main body, is dried
Engagement positions 4 are horizontal from front to back to run through main body 1;
The main body 1 includes backing plate 11, front apron 12 and rear baffle 13, and 11 level of backing plate is connected in 1 lower part of main body, main
PLC controller is installed, PLC controller is used to control starting building certainly for the present invention all electric element and pneumatic element on body 1
Make, 11 front and rear sides of backing plate are fixed with front apron 12 and rear baffle 13, equal level on front apron 12 and rear baffle 13 vertically respectively
It is provided with a pair of of slide bar slot 121, and each pair of slide bar slot 121 is arranged symmetrically at left and right sides of front apron 12 and rear baffle 13;It is described
Bedding 2 be placed on the backing plate 11 of main body 1, and 2 upper end of bedding is located at each 121 the top 3-5cm of slide bar slot.
The massage unit 3 includes spats seat 31, swivel base bar 32, bottom connects telescopic rod 33, top connects telescopic rod 34 and top connects
Cylinder 35;
The open cube cavity in the generally rear and front end of spats seat 31 is symmetrically arranged with a pair in spats seat 31
Foot storehouse 311 is stored up, each 311 front end of foot storehouse of storing up is opened wide, so that the both feet of people can be respectively protruding into two storage foot storehouses 311, stores up foot storehouse
311 upper and lower ends are fixedly connected with 31 side wall of spats seat, from the design enable storage foot storehouse 311 it is more firm be located at spats seat
In 31;
31 left and right ends of spats seat are rotatably symmetrically installed with a pair of of swivel base bar 32, so that spats seat 31 can be around swivel base
Bar 32 is rotated, so that spats seat can angularly incline together with the leg of people when spats seat lifts the both legs of people
Tiltedly, so that the corner of spats seat will not arrive to the leg of people and make one to generate discomfort;
It is two that the bottom, which connects 33 quantity of telescopic rod, and two bottoms connect 33 rear end of telescopic rod flexural pivot between rear baffle 13
It connects, two bottoms connect 33 front end of telescopic rod and are connected on a pair of of swivel base bar 32 by Hooks coupling universal coupling respectively, and bottom connects telescopic rod 33
It enables to spats seat 31 with foot's voltuntary movement of people but does not depart from the control of 1 rear end of main body;
It is two that the top, which connects 34 quantity of telescopic rod, and even 34 lower end of telescopic rod is connected by Hooks coupling universal coupling respectively on two tops
It connects on a pair of of swivel base bar 32;
It is two that the top, which connects 35 quantity of cylinder, and even with 1 upper end ball-joint of main body, two are pushed up on cylinder 35 top on two tops
Even 35 lower end of cylinder is connected in two tops even 34 upper end of telescopic rod respectively;
When work, when people, which lies on a bed, to be wanted to massage foot, then both feet are respectively embedded into two storage foot storehouses 311
In, the shank lower part of people is located at storage foot storehouse front at this time, in the process, since swivel base bar 32 and spats seat are rotatablely connected, and
Bottom connects telescopic rod 33 and is both connected between swivel base bar by Hooks coupling universal coupling with top even telescopic rod 34, so that spats
Seat arbitrarily can be moved forward and backward and be rotated in a certain range so that people after its both feet protrudes into spats seat still
It can so be lied on a bed with the free positions such as lie low, lie on one's side and curl without the work for influencing massage unit 3, and when wanting both legs
When lifting, top even cylinder operation need to be only controlled, making top, even cylinder is shunk, so that spats seat moves upwards, to make spats
Seat lifts the leg of people.
After the foot massage of people terminates, people can extract both feet out from storage foot storehouse, at this point, in the flexible of top even cylinder
Under effect, massage unit 3 can automatic returning it is in situ, without human intervention.
The design that swivel base bar 32, bottom connect telescopic rod 33, top even telescopic rod 34 and top even cylinder 35 enables massage unit 3
It links together with main body 1, and massage unit 3 can be placed into original position automatically by top even cylinder 35, so that people is in foot
After portion is massaged, massage unit 3 is taken under bed without standing up, it accidentally will massage during sleeping soundly without worry
It breaks on the floor that unit 3 is shifted under bed, both feet need to only be extracted out from massage unit, it is very convenient and humanized.
Massage unit 3 further includes shank massage device 36;Shank massage device 36 includes No.1 shaft 361 and massage cam
362, it is respectively all uniformly vertically-mounted on the spats seat 31 of 311 left and right sides of storage foot storehouse to have No.1 shaft 361, and each No.1 shaft
Massage cam 362 is all fixed on 361;Each 361 top of No.1 shaft is equipped with the power that each No.1 shaft 361 can be driven to rotate
Element, when work, external impetus element drives No.1 shaft 361 to rotate, and then each massage cam 362 is driven to store up foot storehouse to being located at
The side wall of shank in 311 is pressed, and the blood circulation at shank is promoted, and realizes the massage to people's shank.
Massage unit 3 further includes sole massage device 37;Sole massage device 37 include a pair of of bottom rub plate 371, fix frame
372, rub cylinder 375 for slide plate column 373, connecting plate seat 374 and bottom;
Bottom is rubbed the generally flat-disk shape structure of plate 371, and two bottoms are rubbed, and plate 371 is vertically symmetrical to be arranged in two storage foot storehouses
311 rear sides, and bottom rubs and is evenly arranged with protruding block 3711 on 371 medial surface of plate;
It is described fix frame 372 and be connected in 31 rear end of spats seat and be located at two bottoms rub 371 dead astern of plate, the slide plate
373 quantity of column is two, and two 373 one end of slide plate column are respectively fixedly connected rubs on plate 371 at two bottoms, two 373 other ends of slide plate column
Through fixing frame 372 and be connected by connecting plate seat 374, the bottom 375 one end of cylinder of rubbing is fixedly connected with frame 372 is fixed,
Bottom 375 other end of cylinder that rubs is fixedly connected with connecting plate seat 374.
When work, the bottom cylinder 375 that rubs does reciprocal telescopic movement, thus drive slide plate column 373 fix carried out in frame 372 it is past
Multiple translation, so that bottom is rubbed, the protruding block 3711 of plate taps the sole being located in storage foot storehouse 311 repeatedly, to promote
Into the blood circulation of sole.
4 quantity of baking engagement positions is two, and two baking engagement positions 4 are respectively symmetrically mounted on 1 left and right sides of main body, each to dry
Engagement positions 4 include drying whole bar 41, guide rod 42, slip base 43 and drying whole cylinder 44;Whole 41 left and right ends of bar are dried to extend through
The slide bar slot 121 of front apron 12 and rear baffle 13, the guide rod 42 are horizontally arranged at 13 outside of front apron 12 and rear baffle
Main body 1 on, dry whole 41 rear and front end of bar and be slidably mounted on each guide rod 42 respectively by slip base 43, the baking
It hingedly on the body 1, dries whole 44 other end of cylinder and is hinged on slip base 43 in whole 44 one end of cylinder;When work, whole cylinder is respectively dried
44 is scalable to be translatable before and after driving slip base 43 to carry out on guide rod 42, and then drives that each to dry whole bar 41 enterprising in bedding 2
The translation of row front and back, drying whole bar 41 at this time can play the role of paving at the out-of-flatness of bedding 2.
Venthole is evenly arranged on the whole bar 41 of the baking, aeration pipe outside one end is connected with hot gas blower, and outside is logical
Whole bar 41 is dried in the connection of the tracheae other end.When winter temperature is too low, people has certain ice-cold sense at initial stage onto bed of lying,
The snugness in quilt can not be immediately experienced, the design of the invention can make outer fan blow hot-air in bedding 2
On, to be preheated to bedding 2, thus enable people to just carry out quilt when can experience it is warm in quilt,
It is very humanized.
2 upper end of bedding be located at the effect at each 121 the top 3-5cm of slide bar slot be enable respectively dry whole bar 41 be trapped in by
In cotton-padded mattress 2 so as at bedding out-of-flatness to pave effect more preferable;
As a preferred technical solution of the present invention, the material for storing up foot storehouse 311 is nylon material, and nylon material is relatively thin,
To which for thicker material, the present invention massages cam and becomes apparent to the shank extruding force in storage foot storehouse 311, massage effect
Fruit is more preferable, and stores up foot storehouse 311 and be internally provided with natural feather, so that people foot is more warm when both feet are put into storage foot storehouse 311 by people,
Even if not needing to massage foot, people foot, which is put into storage foot storehouse 311, also can be avoided winter and feels because foot catches a cold
The case where emitting;
As a preferred technical solution of the present invention, the massage cam is connected in No.1 shaft lower part;When will be double
When foot is placed in storage foot storehouse, due to the construction of people's foot, so that shank is in storage 311 lower position of foot storehouse, so that if No.1 turns
When massage cam is still arranged at axis top, then massage can not be played the role of by massaging cam, and the present invention is only arranged in No.1 shaft lower part
There is the benefit of massage cam to contribute to save material, economize on resources, and mitigates external impetus element and drive the rotation of No.1 shaft
When load, be conducive to extend service life of the invention.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and only illustrating for the description in above embodiments and description is of the invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change
Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
It defines.