CN202035375U - Animal centrifugation contraction training instrument - Google Patents
Animal centrifugation contraction training instrument Download PDFInfo
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- CN202035375U CN202035375U CN2011200598178U CN201120059817U CN202035375U CN 202035375 U CN202035375 U CN 202035375U CN 2011200598178 U CN2011200598178 U CN 2011200598178U CN 201120059817 U CN201120059817 U CN 201120059817U CN 202035375 U CN202035375 U CN 202035375U
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Abstract
Provided is an animal centrifugation contraction training instrument, comprising a training instrument body for placing and fixing to-be-tested animals, a force application apparatus with mechanical external force, and a centripetal contraction stimulation apparatus, wherein the force application apparatus with mechanical external force comprises reciprocally movable pressure plates used for exerting external force upon the to-be-tested animals; the centripetal contraction stimulation apparatus is provided with a stimulation electrode used for stimulating the muscle contraction of the to-be-test animals; the force application apparatus with mechanical external force further comprises a transmission mechanism used for controlling the reciprocating motion of the pressure plates and a motor used for driving the transmission mechanism; the centripetal contraction stimulation apparatus comprises a stimulator for generating centripetal contraction stimulation signals; and the stimulation signal output end of the stimulator is connected with the stimulation electrode. The animal centrifugation contraction training instrument of the utility model features simple operation, flexible adjustment, and harmless to to-be-tested animals, and is capable of realizing load adjustment and widely applicable to fields about centrifugation contraction test.
Description
Technical field
The utility model relates to the centrifugal contraction instrument for training of a kind of animal, the detection that is mainly used in centrifugal contractile motion training of animal and the centrifugal contractile motion intervention experiment of animal and animal muscle tissue after training and the experiment is reacted.
Background technology
Suffered external load moment is greater than moment that muscle produced during contraction of muscle, centrifugal contraction will take place in muscle, there are some researches show, centrifugal contractile motion has tangible mitigation to the clinical disease of tendon injury, the at present existing centrifugal contractile motion model of multiple animal is applied in the experimental study of muscle damage, this class model has very high efficient being used for causing the research of muscle acute injury, but, the centrifugal contractile motion model of existing animal all has device itself can not flexible modulation, and load capacity can not be regulated and control and laboratory animal be caused defectives such as health wound.
The utility model content
In order to overcome the above-mentioned defective of prior art, the utility model provides a kind of animal centrifugal contraction instrument for training, and this device not only can flexible modulation, also has load capacity and can be in harmonious proportion the characteristics that the laboratory animal health do not produced wound.
To achieve these goals, the technical scheme that the utility model adopted is: the centrifugal contraction instrument for training of a kind of animal, comprise the instrument for training body that is used to place and fix tested animal, it is characterized in that also comprising mechanical type external force force application apparatus and entad shrink stimulating apparatus, described mechanical type external force force application apparatus comprises the reciprocating pressing plate that is used for imposing to tested animal external force, and the described stimulating apparatus that entad shrinks is provided with the stimulating electrode that is used to stimulate tested animal muscle contraction.
Described mechanical type external force force application apparatus also comprises the reciprocating transmission mechanism of the described pressing plate of control usually and drives the motor of described transmission mechanism.
The described stimulating apparatus that entad shrinks generally includes and is used to produce the stimulator that entad shrinks stimulus signal, and the stimulus signal output of described stimulator connects described stimulating electrode.
The centrifugal contraction instrument for training of described animal can also comprise electric control gear, described electric control gear preferably includes host computer and regulates and control the electric machine controller of described motor movement according to the control instruction of described host computer, the control signal output of described electric machine controller connects the control signal input of described motor, and the stimulus signal input of described stimulator connects the stimulus signal output of described host computer.
The centrifugal contraction instrument for training of described animal can also comprise signal acquisition process device and the inductor that is connected with the induced signal input of described signal acquisition process device, the induction end of described inductor is provided with the connecting elements that is connected with tested animal, and the induced signal output of described signal acquisition process device connects the induced signal input of described host computer.
Stimulation pin or described stimulating electrode itself that the end of described stimulating electrode preferably is provided with the tested limbs relevant position that is used to thrust tested animal promptly constitute described stimulation pin, be provided with embedded controller between described host computer and the electric machine controller, described embedded controller is provided with guidance panel, and described guidance panel is provided with the described motor movement parameter control button of control.
Can be provided with sensor on the described pressing plate, be preferably the power sensor, the induced signal output of described power sensor is connected to the induced signal input of described embedded controller through the A/D converter.
The centrifugal contraction instrument for training of described animal also comprises the variable voltage/current source that is used for to described motor power supply usually; described variable voltage/current source is connected to described embedded controller, and described variable voltage/current source changes the output voltage of described variable voltage/current source according to the power supply control instruction of described embedded controller.
Described instrument for training body generally includes the basic platform that is used to place tested animal body, be used to place brace table of tested limbs of tested animal and the pole that is used to install described brace table, described pole is installed on the described basic platform, adopts the flexible connection with a plurality of degree of freedom between described brace table and the described pole.
Preferably be provided with a slick and sly groove with a slope that is used to place the tested limbs of tested animal on the described brace table table top, described brace table circumferential lateral surface is provided with the bundling belt that is used for fixing tested animal limb.
The beneficial effects of the utility model are:
(1) by embedded controller centralized Control mechanical type external force force application apparatus with entad shrink stimulating apparatus, can make tested animal produce centrifugal contractile motion easily, simple, adjustable, and control is accurately;
(2) utilize the closed-loop control of corresponding electric control gear realization to motor, can make things convenient for and accurately regulate and control to impose on the external force of tested animal, easily to control the load of centrifugal training, to satisfy the relevant requirement of experiment of the centrifugal contractile motion of animal under the various parameter combinations;
(3) with the tested limbs of the fixing tested animal of soft bundling belt, with the tested limbs of foolproof stimulation needle stimulus measurand, and respond to the stressed of measurand by inductor, tested animal is not produced actual bodily harm substantially;
(4) adopt flexible connection between described brace table and the described pole, adapt to the requirement of the different attitudes of tested animal to greatest extent, and can eliminate difference individual between tested animal, realized the adjustable flexibly of described instrument for training self with a plurality of degree of freedom.
Description of drawings
Fig. 1 is that each several part of the present utility model is formed schematic diagram;
Fig. 2 is the theory diagram of control section of the present utility model.
Embodiment
As depicted in figs. 1 and 2, the utility model provides a kind of animal centrifugal contraction instrument for training, comprise the instrument for training body that is used to place and fix tested animal, also comprise mechanical type external force force application apparatus and entad shrink stimulating apparatus, described mechanical type external force force application apparatus comprises the reciprocating pressing plate 4 that is used for imposing to tested animal external force, the described stimulating apparatus that entad shrinks is provided with the stimulating electrode that is used to stimulate tested animal muscle contraction, and described mechanical type external force force application apparatus can comprise the reciprocating transmission mechanism of the described pressing plate of control and drive the motor 3 of described transmission mechanism.The arc swing that described pressing plate can be done the reciprocating motion of form of straight lines under the drive of described motor and transmission mechanism or the tested limb motion form with tested animal of doing adapts, or other suitable reciprocating motion forms, for the ease of control to applying external force, preferably make described pressing plate do straight reciprocating motion, correspondingly, described transmission mechanism is the straight reciprocating motion that the swing of motor is converted into pressing plate, transmission mechanism can be a rack and pinion drive mechanism as described, described gear is connected with the output shaft of described motor is coaxial, and described pressing plate is installed on the described tooth bar.
By entad shrinking stimulating apparatus, can force tested animal to produce muscle entad shrinks, apply external force by described mechanical type external force force application apparatus again, particularly make this external force load moment greater than moment that muscle produced, centrifugal contraction will take place in muscle, promptly, force tested animal to produce centrifugal contractile motion by the described mechanical type external force force application apparatus and the synergy of entad shrinking stimulating apparatus.
Usually, for the purpose of designs simplification, the straight reciprocating motion that can make described pressing plate do up and down or slightly tilt, suppress leg (or other tested limbs of tested animal when moving down, the curved downwards centrifugal motion of doing down together), motion puts in place afterwards by suitable return unit (for example back-moving spring) pressing plate to be lifted and sets back, and the leg of tested animal is upspring under the electric shock of electrode stimulates again, enters next actuation cycle.In the case, described drive motors can be converted into straight-line transmission mechanism and is connected described pressing plate with will rotatablely moving by decelerator, and described pressing plate can be positioned at the tested limbs of tested animal.
Also can be according to the centrifugal motion track of the tested limbs of tested animal, the motion mode of pressing plate is set to arc, correspondingly, described transmission mechanism should adopt to rotatablely move and be converted into the transmission mechanism of swing, so that the rotation of described decelerator output is converted into the swing of connected fork, described pressing plate is connected the end of described fork.
For guaranteeing the accuracy of pressing plate reciprocating action, reduce cumulative error, the preferred stepper motor of described drive motors.
For guaranteeing to reset fast, can be provided with in the described transmission mechanism and the motion on certain single direction of described pressing plate can be limited in a device in the relatively short stroke, as pressing plate is suppressed and can be produced reseting movement as early as possible after putting in place on the direction of tested animal as described in utilizing ratchet to match with back-moving spring to realize, thus realize resetting fast.
The described stimulating apparatus that entad shrinks can comprise and be used to produce the stimulator that entad shrinks stimulus signal, and the stimulus signal output of described stimulator connects described stimulating electrode 7, is used to stimulate the corresponding site muscle of tested animal entad to produce and shrinks.Cause described stimulating electrode to come off for the ease of reliably being connected with action after avoiding tested animal to be upset with tested animal, stimulation pin or described stimulating electrode itself that the end of described stimulating electrode preferably is provided with the tested limbs relevant position that is used to thrust tested animal promptly constitute described stimulation pin, be upset needle stimulus when producing the entad contraction of muscle tested animal, preferably utilize described pressing plate to apply, make its knee joint do centrifugal contractile motion greater than the centrifugal force of convergent force 5%-10% entad in the direction of going down on one's knees of the tested limbs of described tested animal.
The centrifugal contraction instrument for training of described animal can also comprise electric control gear, described electric control gear preferably includes host computer 1 and regulates and control the electric machine controller 2 of described motor movement according to the control instruction of described host computer, and the control signal input of described electric machine controller can be directly connected in the control signal output of described host computer.Described electric machine controller is the core of the control system of the centrifugal contraction instrument for training of this animal, the control signal output of described electric machine controller connects the control signal input of described motor, and the stimulus signal input of described stimulator connects the stimulus signal output of described host computer.
The centrifugal contraction instrument for training of described animal can also comprise signal acquisition process device 6 and the inductor 8 that is connected with the induced signal input of described signal acquisition process device, the induction end of described inductor is provided with the connecting elements that is connected with tested animal, and described connecting elements can be cord, strapping or other the suitable forms with certain tension force.For the reliability that connects, preferably described cord or strapping are enclosed within the tested limbs relevant position of tested animal, the induced signal output of described signal acquisition process device connects the induced signal input of described host computer.
Preferably be provided with embedded controller between described host computer and the electric machine controller, the preferred usb interface controller that adopts connects between described host computer and the described embedded controller, preferably connects by control interface between described embedded controller and the described electric machine controller.Described embedded controller can be provided with guidance panel, and described guidance panel is provided with the described motor movement parameter control button of control.
On the described pressing plate sensor can be set, be preferably the power sensor, described power sensor collects the action of described mechanical type external force force application apparatus and carries out the whole actual power output or the size of moment, and feeds back to described embedded controller, is used to form the control closed loop.When described power sensor is output as analog quantity, also the induced signal output of described power sensor should be connected an A/D converter earlier, the other end of described A/D converter is connected to the induced signal input of described embedded controller, by the closed-loop control of described embedded controller realization to described mechanical type external force force application apparatus.Described embedded controller is according to its kinetic parameter to described motor of feedback result correction of power, as moment and pivot angle, and change the output of described motor by the control instruction that described electric machine controller is exported in change, and then the size of control institute externally applied forces, thereby realization is controlled the real-time, accurate of external force, and then helps to finish to being controlled and measurement with real-time by the precision of observing and controlling object.
The centrifugal contraction instrument for training of described animal can also comprise the variable voltage/current source that is used for to described motor power supply, described variable voltage/current source is connected to described embedded controller, the power supply control instruction of described variable voltage/described embedded controller of current source foundation changes the output voltage of described variable voltage/current source, and wherein variable voltage is preferably regulated and control between the 4-12 volt.
Described instrument for training body can comprise the basic platform that is used to place tested animal body, be used to place brace table 9 of tested limbs of tested animal and the pole 10 that is used to install described brace table, described pole is installed on the described basic platform, the quantity of described brace table is preferably two, be symmetrically distributed in the both sides of described basic platform top, adopt flexible connection between described brace table and the described pole with a plurality of degree of freedom, thereby adapt to the requirement of the different attitudes of tested animal to greatest extent, and can eliminate between tested animal individual difference, being connected all can adopt of each described pole and described basic platform is threaded.
Preferably be provided with a slick and sly groove with a slope that is used to place the tested limbs of tested animal on the described brace table table top, placement with convenient tested limbs, also be the optimization form of considering from tested animals comfortable degree, described brace table circumferential lateral surface is provided with the bundling belt that is used for fixing tested animal limb.
Below in conjunction with case introduction concrete operation method of the present utility model and step:
(1) body of tested animal is lain low places on the described basic platform, be fixed on the hip joint position on its tested limbs on the slick and sly groove of brace table with bundling belt;
(2) hip joint with tested animal is fixed into flexing 90 degree, and the knee joint initial position is in 90 degree, and shank can be done flexion and extension between the 90-135 degree;
(3) inductor is connected the shin bone end of tested limbs knee-expanding position 135 when spending;
(4) thrust electrode stimulating pin (preferred anodal at the rectus femoris mid point, negative pole is at kneecap stop 20mm place) in the relevant position of the rectus femoris of tested limbs, the opposite side limbs thrust the stimulation pin, but do not connect electrode, give over to blank;
(5) apply the centrifugal motion load: import one group of parameter at host computer, with incoming frequency 83.3Hz, ripple is wide 2 milliseconds, 10 milliseconds of wave spacings, umber of pulse be 250 and the primary period be that 13 seconds train is an example, drive stimulator output train, the quadriceps muscle of thigh of described tested animal the is done the several seconds entad contraction of (being preferably 3 seconds), after applying train number millisecond (being preferably 200 milliseconds), by the control parameter of output needle to motor, apply greater than the turn of speed that waits of convergent force 5%-10% entad in the direction of going down on one's knees of described tested limbs and to make its knee joint do the several seconds passive movement of (being preferably 2.8 seconds), this motion combines with the entad contractile motion that stimulates pin to cause and has formed centrifugal contractile motion, makes it be returned to the position of initial one-tenth flexing 90 degree.Regulate and control the intensity of centrifugal contractile motion by voltage adjustment between the 4-10 volt by drill program.
The centrifugal contractile motion intervention experiment of animal was measured the maximum knee stretching strength F of laboratory animal that causes with 10-12 volt 3 seconds voltage duration train in initial day
MaxBe 100% intensity.
The utility model is easy and simple to handle, regulates flexibly, can realize that load can be in harmonious proportion animal is not had wound, has broad application prospects.
Claims (10)
1. centrifugal contraction instrument for training of animal, comprise the instrument for training body that is used to place and fix tested animal, it is characterized in that also comprising mechanical type external force force application apparatus and entad shrink stimulating apparatus, described mechanical type external force force application apparatus comprises the reciprocating pressing plate that is used for imposing to tested animal external force, and the described stimulating apparatus that entad shrinks is provided with the stimulating electrode that is used to stimulate tested animal muscle contraction.
2. the centrifugal contraction instrument for training of animal as claimed in claim 1 is characterized in that described mechanical type external force force application apparatus comprises the motor of reciprocating transmission mechanism of the described pressing plate of control and the described transmission mechanism of driving.
3. the centrifugal contraction instrument for training of animal as claimed in claim 1 is characterized in that the described stimulating apparatus that entad shrinks comprises and be used to produce the stimulator that entad shrinks stimulus signal that the stimulus signal output of described stimulator connects described stimulating electrode.
4. as claim 1, the centrifugal contraction instrument for training of 2 or 3 described animals, it is characterized in that also comprising electric control gear, described electric control gear comprises host computer and regulates and control the electric machine controller of described motor movement according to the control instruction of described host computer, the control signal output of described electric machine controller connects the control signal input of described motor, and the stimulus signal input of described stimulator connects the stimulus signal output of described host computer.
5. the centrifugal contraction instrument for training of animal as claimed in claim 4, it is characterized in that also comprising signal acquisition process device and the inductor that is connected with the induced signal input of described signal acquisition process device, the induction end of described inductor is provided with the connecting elements that is connected with tested animal, and the induced signal output of described signal acquisition process device connects the induced signal input of described host computer.
6. the centrifugal contraction instrument for training of animal as claimed in claim 5, stimulation pin or described stimulating electrode itself that the end that it is characterized in that described stimulating electrode is provided with the tested limbs relevant position that is used to thrust tested animal promptly constitute described stimulation pin, be provided with embedded controller between described host computer and the electric machine controller, described embedded controller is provided with guidance panel, and described guidance panel is provided with the described motor movement parameter control button of control.
7. the centrifugal contraction instrument for training of animal as claimed in claim 6 is characterized in that described pressing plate is provided with the power sensor, and the induced signal output of described power sensor is connected to the induced signal input of described embedded controller through the A/D converter.
8. the centrifugal contraction instrument for training of animal as claimed in claim 7, it is characterized in that also comprising the variable voltage/current source that is used for to described motor power supply, described variable voltage/current source is connected to described embedded controller, and described variable voltage/current source changes the output voltage of described variable voltage/current source according to the power supply control instruction of described embedded controller.
9. the centrifugal contraction instrument for training of animal as claimed in claim 8, it is characterized in that described instrument for training body comprises the basic platform that is used to place tested animal body, is used to place brace table of tested limbs of tested animal and the pole that is used to install described brace table, described pole is installed on the described basic platform, adopts the flexible connection with a plurality of degree of freedom between described brace table and the described pole.
10. the centrifugal contraction instrument for training of animal as claimed in claim 9, it is characterized in that described brace table table top is provided with a slick and sly groove with a slope that is used to place the tested limbs of tested animal, described brace table circumferential lateral surface is provided with the bundling belt that is used for fixing tested animal limb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200598178U CN202035375U (en) | 2011-03-09 | 2011-03-09 | Animal centrifugation contraction training instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200598178U CN202035375U (en) | 2011-03-09 | 2011-03-09 | Animal centrifugation contraction training instrument |
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| CN202035375U true CN202035375U (en) | 2011-11-16 |
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| CN2011200598178U Expired - Fee Related CN202035375U (en) | 2011-03-09 | 2011-03-09 | Animal centrifugation contraction training instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102726319A (en) * | 2012-07-21 | 2012-10-17 | 深圳市华测检测技术股份有限公司 | System and method for testing acuity of sense of smell of animals |
| CN103828733A (en) * | 2014-01-27 | 2014-06-04 | 中国科学院生物物理研究所 | Animal stimulation system and method |
| CN113470496A (en) * | 2021-08-24 | 2021-10-01 | 上海体育学院 | Muscle contraction demonstration system |
-
2011
- 2011-03-09 CN CN2011200598178U patent/CN202035375U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102726319A (en) * | 2012-07-21 | 2012-10-17 | 深圳市华测检测技术股份有限公司 | System and method for testing acuity of sense of smell of animals |
| CN102726319B (en) * | 2012-07-21 | 2014-03-12 | 深圳市华测检测技术股份有限公司 | System and method for testing acuity of sense of smell of animals |
| CN103828733A (en) * | 2014-01-27 | 2014-06-04 | 中国科学院生物物理研究所 | Animal stimulation system and method |
| CN104823872A (en) * | 2014-01-27 | 2015-08-12 | 中国科学院生物物理研究所 | Animal stimulation method |
| CN103828733B (en) * | 2014-01-27 | 2016-04-20 | 中国科学院生物物理研究所 | Animal stimulating system |
| CN104823872B (en) * | 2014-01-27 | 2018-02-02 | 中国科学院生物物理研究所 | Animal stimulating method |
| CN113470496A (en) * | 2021-08-24 | 2021-10-01 | 上海体育学院 | Muscle contraction demonstration system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120309 |