CN211921590U - Mechanical stimulation device for simulating human body joint movement - Google Patents
Mechanical stimulation device for simulating human body joint movement Download PDFInfo
- Publication number
- CN211921590U CN211921590U CN202020051531.4U CN202020051531U CN211921590U CN 211921590 U CN211921590 U CN 211921590U CN 202020051531 U CN202020051531 U CN 202020051531U CN 211921590 U CN211921590 U CN 211921590U
- Authority
- CN
- China
- Prior art keywords
- sliding block
- base
- mechanical stimulation
- human body
- joint movement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a mechanical stimulation device for simulating human body joint movement, which is characterized by comprising a culture solution tank, a base, a slide block and a slide block driving mechanism; the culture liquid tank is used for containing culture liquid; the base is positioned in the culture solution groove, and a cavity for containing cartilage repair materials is arranged on the base; the sliding block is positioned above the base and the cavity, the sliding block driving mechanism drives the periodic swing of the sliding block to mechanically stimulate the cartilage repair material, so that the joint motion simulation is realized, a more single mechanical stimulation condition is provided, the performance and the effect of the cartilage repair material with cells under the condition are researched, and the experimental condition and the result are more controllable.
Description
Technical Field
The utility model belongs to the technical field of the cell is amazing, concretely relates to human joint motion's of simulation mechanics amazing device.
Background
Articular cartilage damage caused by arthritis or trauma is a ubiquitous problem in the current society, and in order to develop a new method for articular cartilage repair, people usually select experimental animal models as evaluation standards, but the individual difference of the animal models is large, and the interference of human factors on the experimental results is large, so that consistent results are difficult to obtain.
SUMMERY OF THE UTILITY MODEL
At least one in defect or improvement demand more than prior art, the utility model provides an in vitro evaluation cartilage repair material mechanical properties's device constructs a special mechanical device through the motion of simulation joint, and to the cartilage repair support material of planting the cell, the device can provide controllable frictional force and static pressure, carries out certain evaluation to cartilage repair material.
In order to achieve the above object, according to one aspect of the present invention, there is provided a mechanical stimulation device for simulating joint movement of a human body, comprising a culture solution tank, a base, a slider, and a slider driving mechanism;
the culture liquid tank is used for containing culture liquid;
the base is positioned in the culture solution groove, and a cavity for containing cartilage repair materials is arranged on the base;
the sliding block is positioned above the base and the cavity, and the sliding block driving mechanism drives the periodic swing of the sliding block to perform mechanical stimulation on the cartilage repair material.
Preferably, the device further comprises a pressure regulating mechanism for regulating the pressure of the sliding block on the base.
Preferably, the pressure regulating mechanism comprises a carrying disc;
the carrying disc is used for adding objects with different masses and is supported on the rotating shaft of the sliding block.
Preferably, the pressure regulating mechanism comprises a spring;
the object carrying disk is elastically supported on the rotating shaft of the sliding block through a spring.
Preferably, the surface of the lower part of the sliding block, which is in contact with the base, and the surface of the base, which is in contact with the sliding block, are both arc surfaces.
Preferably, the radius of the arc surface of the lower part of the sliding block, which is in contact with the base, is smaller than that of the arc surface of the base, which is in contact with the sliding block.
Preferably, the slide block driving mechanism comprises a motor, a transmission gear, a cam and a transmission connecting rod which are connected in sequence;
the motor drives the transmission gear, the transmission gear drives the cam, the cam drives the transmission connecting rod, and the transmission connecting rod drives the rotating shaft of the sliding block.
Preferably, the motor is a reduction motor.
Preferably, the transmission gear comprises a first gear and a second gear;
the first gear is connected with an output shaft of the motor and meshed with the second gear, and the second gear is connected with the cam through a first shaft.
Preferably, the cam and the transmission connecting rod are symmetrically distributed at two ends of the rotating shaft of the sliding block.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, has following beneficial effect:
1. the utility model discloses a mechanical stimulation device of human joint motion of simulation provides a device of external evaluation cartilage repair material mechanical stimulation response performance, constructs a special mechanical device through the motion of simulation joint, to the cartilage repair support material of planting the cell, the device can provide controllable frictional force and static pressure, carries out certain evaluation to cartilage repair material.
2. The utility model discloses a mechanical stimulation device of human joint motion of simulation provides more single mechanical stimulation condition under the prerequisite of simulation joint motion, and the performance and the effect of the cartilage repair support of research tape cell under this condition, experimental condition and result are all more controllable.
3. The utility model discloses a mechanical stimulation device of human joint motion of simulation changes its rotational speed through the input voltage who changes the motor, finally changes the frequency of friction between slider and the cartilage repair material, can realize continuous adjustment, and the processing ease.
4. The utility model discloses a mechanical stimulation device of human joint motion of simulation changes the pressure between slider and the cartilage repair material through the quality that changes the heavy object on the thing dish, and mechanical structure is simple, and it is comparatively convenient to operate.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of a mechanical stimulation device for simulating human body joint movement according to an embodiment of the present invention;
fig. 2 is a schematic side view of a mechanical stimulation device for simulating joint movement of a human body according to an embodiment of the present invention;
fig. 3 is a schematic top view of a mechanical stimulation device for simulating joint movement of a human body according to an embodiment of the present invention;
FIG. 4 is a schematic view of a culture fluid tank and a base of the mechanical stimulation device for simulating joint movement of a human body according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to the following embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1-4, the present invention provides a mechanical stimulation device for simulating joint movement of human body, which comprises a set of gear mechanism, two sets of cam-link mechanism, a set of slider and base mechanism, wherein the angular momentum of the motor is transmitted to the cam through the gear, and then the angular momentum is converted into periodic swing action through the cam-link mechanism, and the swing action is transmitted to the slider, so as to realize the friction action on the support material in the center of the base. The pressure between the slide block and the base is changed by adding objects with different masses into the carrying disc.
As shown in figure 1, a motor 1 is arranged on a bottom plate 13 in the mode shown in the figure, a power output shaft of the motor is rigidly connected with a gear I2, a matching relation between the gear I2 and a gear II 3 is meshing, the gear II 3, a shaft I4 and a cam I5 are rigidly connected, the cam I5 is connected with a connecting rod 6 through a bearing, a cam II 7 is connected with the connecting rod 6 through a bearing, the cam II 3, a shaft II 8 and a sliding block 9 are rigidly connected, the sliding block 9 is in clearance fit with a base 14, the base 14 is in tight fit with a culture liquid groove 12, the culture liquid groove 12 is in tight fit with the bottom plate 13, and a carrier plate 10 is limited through a shaft III 11 to ensure that the pressure of the carrier plate on the shaft II 8 is along the vertical direction. The object carrying disc is connected with the second shaft through a spring, and the pressure between the sliding block and the base is changed by changing the mass of a heavy object on the object carrying disc, so that the pressure of the base is adjustable.
As shown in fig. 2, the first cam 5, the second cam 7 and the connecting rod 6 are in a matching relationship as shown in the figure, a spring is installed at a position marked in the figure on the third shaft 11, the inner diameter of the spring is slightly larger than the outer diameter of the third shaft 11, a hole is formed in the upper end of the second cam 7, and the third shaft 11 penetrates through the hole and is in interference fit with the second cam 7.
As shown in FIG. 3, the second gear 3 is mounted on the first shaft 4, and the number of teeth of the first gear 2 is greater than that of the second gear 3, so as to ensure the smooth rotation of the second gear 3. The first cam 5, the link 6 and the second cam 7 are symmetrically distributed on two sides of the device to provide more symmetrical moment to the second shaft 8.
As shown in FIG. 4, a hole is formed in the center of the base 14 for installing the cartilage repair material and is installed in the culture liquid bath 12 by tight fitting.
The utility model discloses a theory of operation does: firstly, a material to be tested is put into a hole on a base 14, the base 14 is installed in a culture liquid tank 12, the culture liquid tank 12 is installed in a reserved square hole on a bottom plate 13, a slide block 9 and a carrying disc 10 are installed by taking a third shaft 11 as a positioning shaft, a certain volume of culture liquid is added into the culture liquid tank 12, a certain mass of heavy object is put into the carrying disc 10, a power switch of a motor 1 is turned on, and then the material is tested. After the test is finished, the heavy object in the object carrying disk 10 is taken down, the object carrying disk 10 together with the sliding block 9 is taken down, the base 14 is taken out, the support in the hole is taken out, and the subsequent analysis and test are carried out.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A mechanical stimulation device for simulating human body joint movement is characterized by comprising a culture liquid tank, a base, a sliding block and a sliding block driving mechanism;
the culture liquid tank is used for containing culture liquid;
the base is positioned in the culture solution groove, and a cavity for containing cartilage repair materials is arranged on the base;
the sliding block is positioned above the base and the cavity, and the sliding block driving mechanism drives the periodic swing of the sliding block to perform mechanical stimulation on the cartilage repair material.
2. A mechanical stimulation apparatus for simulating human body joint movement according to claim 1, wherein:
the pressure regulating mechanism is used for regulating the pressure of the sliding block on the base.
3. A mechanical stimulation apparatus for simulating human body joint movement according to claim 2, wherein:
the pressure regulating mechanism comprises a carrying disc;
the carrying disc is used for adding objects with different masses and is supported on the rotating shaft of the sliding block.
4. A mechanical stimulation apparatus for simulating human body joint movement according to claim 3 wherein:
the pressure regulating mechanism comprises a spring;
the object carrying disk is elastically supported on the rotating shaft of the sliding block through a spring.
5. A mechanical stimulation apparatus for simulating human body joint movement according to claim 1, wherein:
the surface of the lower part of the sliding block contacting with the base and the surface of the base contacting with the sliding block are both arc surfaces.
6. A mechanical stimulation apparatus for simulating human body joint movement according to claim 5, wherein:
the radius of the arc surface contacting with the base under the sliding block is smaller than that of the arc surface contacting with the sliding block on the base.
7. A mechanical stimulation apparatus for simulating human body joint movement according to claim 1, wherein:
the slide block driving mechanism comprises a motor, a transmission gear, a cam and a transmission connecting rod which are connected in sequence;
the motor drives the transmission gear, the transmission gear drives the cam, the cam drives the transmission connecting rod, and the transmission connecting rod drives the rotating shaft of the sliding block.
8. A mechanical stimulation apparatus for simulating human body joint movement according to claim 7 wherein:
the motor is a speed reducing motor.
9. A mechanical stimulation apparatus for simulating human body joint movement according to claim 7 wherein:
the transmission gear comprises a first gear and a second gear;
the first gear is connected with an output shaft of the motor and meshed with the second gear, and the second gear is connected with the cam through a first shaft.
10. A mechanical stimulation apparatus for simulating human body joint movement according to claim 7 wherein:
the cam and the transmission connecting rod are symmetrically distributed at two ends of the rotating shaft of the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051531.4U CN211921590U (en) | 2020-01-10 | 2020-01-10 | Mechanical stimulation device for simulating human body joint movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051531.4U CN211921590U (en) | 2020-01-10 | 2020-01-10 | Mechanical stimulation device for simulating human body joint movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211921590U true CN211921590U (en) | 2020-11-13 |
Family
ID=73329885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051531.4U Active CN211921590U (en) | 2020-01-10 | 2020-01-10 | Mechanical stimulation device for simulating human body joint movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211921590U (en) |
-
2020
- 2020-01-10 CN CN202020051531.4U patent/CN211921590U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202201907U (en) | Cell stress culture apparatus | |
| CN211921590U (en) | Mechanical stimulation device for simulating human body joint movement | |
| CN103514797A (en) | Mechanical principle experiment examination platform | |
| CN205374000U (en) | Shallow water lake sediment resuspending analogue means | |
| CN108527400B (en) | Intelligent writing robot | |
| CN106205299A (en) | A kind of demonstration device of circular motion under magneticaction | |
| CN103555561B (en) | Biomechanical generator | |
| CN206819610U (en) | A kind of parabola apparatus for demonstrating for mathematical education | |
| CN113862149B (en) | Shimmy integrated cell mechanics loading device | |
| CN109036024A (en) | A kind of friction mechanics apparatus for demonstrating | |
| CN203746337U (en) | Mechanical drive performance comprehensive test on-line contrast test bench for teaching | |
| CN216910118U (en) | Heating device for high school student biology | |
| CN202758522U (en) | Overweight and weightlessness experiment demonstrator | |
| CN203055252U (en) | A centripetal force demonstrator | |
| CN205473823U (en) | Continuous cell culture shaking table | |
| CN101419115A (en) | Vibration test device | |
| CN104070895B (en) | A kind of cam mechanism research apparatus | |
| CN218766464U (en) | Silica gel vibration abrasion resistance testing machine | |
| CN110859607A (en) | Pulse wave generating device | |
| CN201498118U (en) | Light instrument for demonstrating angular momentum conservation | |
| CN211742418U (en) | Coriolis acceleration and Coriolis inertia force demonstration experiment table | |
| CN206210203U (en) | Demonstration device of circular motion under magneticaction | |
| CN211906736U (en) | Teaching model of double-brake device of door rolling machine | |
| CN106691011B (en) | Bionic cradle | |
| CN220376705U (en) | Stem cell culture medium bottle capable of automatically shaking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |