CN113083519A - Overweight simulation centrifuge - Google Patents
Overweight simulation centrifuge Download PDFInfo
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- CN113083519A CN113083519A CN202110345845.4A CN202110345845A CN113083519A CN 113083519 A CN113083519 A CN 113083519A CN 202110345845 A CN202110345845 A CN 202110345845A CN 113083519 A CN113083519 A CN 113083519A
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- centrifugal
- overweight
- sliding
- centrifuge
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
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Abstract
The invention discloses an overweight simulation centrifugal machine, and relates to the technical field of centrifugal machines. The centrifugal fan comprises a box body and a plurality of support legs, wherein a centrifugal cavity is formed in the upper surface of the box body, a motor is arranged in the box body, a motor shaft of the motor extends to the centrifugal cavity, and the motor shaft is in rotating fit with the centrifugal cavity. The invention can place the mouse and other creatures by using the centrifugal disc, the sliding seat and the centrifugal cylinder, then the centrifugal cylinder is arranged on the sliding seat to perform overweight simulation by using centrifugal force, and the condition of the mouse under the overweight condition is observed, so that the body change of human in the overweight environment is simulated, the safety and the reliability are realized, in addition, the position of the sliding seat can be adjusted by rotating the adjusting screw, so that the position of the mouse is changed, the body change of the mouse under different centrifugal radii can be obtained, and more comparative data can be provided for researchers.
Description
Technical Field
The invention belongs to the technical field of centrifuges, and particularly relates to an overweight simulation centrifuge.
Background
Overweight is a phenomenon in which the body is subjected to a restraining force, which may also be referred to as a spring force (tensile force or holding force) that is greater than the weight of the body. When the object makes an upward acceleration motion or a downward deceleration motion, the object is in an overweight state, namely, the object is in the overweight state as long as the object has an upward acceleration regardless of the motion of the object. Researchers often use centrifugal force when performing overweight simulations.
However, if the centrifugal force is directly applied to the human body to perform the overweight simulation, the danger is high, and the cost is high, so the overweight simulation centrifugal machine is provided by the invention aiming at the problems.
Disclosure of Invention
The invention aims to provide an overweight simulation centrifugal machine, which solves the problems that the overweight simulation can be dangerous if the centrifugal force is directly acted on a human body, and the cost is high.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an overweight simulation centrifugal machine, which comprises a box body and a plurality of support legs, wherein a centrifugal cavity is formed in the upper surface of the box body, a motor is arranged in the box body, a motor shaft of the motor extends to the centrifugal cavity, the motor shaft is in running fit with the centrifugal cavity, a centrifugal disc is fixedly connected to the upper end of the motor shaft, a plurality of main sliding chutes are formed in the upper surface of the centrifugal disc, side sliding chutes are formed in two sides of each main sliding chute, a main sliding block is in running fit with the main sliding chutes, sliding seats are fixedly connected to the upper ends of the main sliding blocks, sliding rods are connected to the side sliding chutes in; in the structure, when the motor works, the centrifugal disc is driven to rotate, and then the sliding seat can be under the action of centrifugal force.
An adjusting screw is rotatably connected to one end face of the sliding seat, a support is in threaded connection with the adjusting screw, the support is fixedly connected with the upper surface of the centrifugal disc, a locking screw is in threaded connection with one side face of the sliding seat, a cushion block is fixedly connected to the bottom face of the sliding seat, a centrifugal cylinder is placed on the upper surface of the cushion block, a plurality of locking grooves are formed in the peripheral side face of the centrifugal cylinder, and the locking grooves are in sliding fit with the locking screw; in the structure, the centrifugal cylinder can be used for placing organisms such as mice and the like, and then is arranged on the sliding seat to perform overweight simulation by utilizing centrifugal force, so that the condition of the mice under the overweight condition is observed; in addition, the adjusting screw can be rotated to adjust the position of the sliding seat.
Preferably, the upper surface of the box body is provided with a plurality of guide grooves, the guide grooves are connected with an upper movable cover and a lower movable cover in a sliding manner, and the upper movable cover and the lower movable cover slide relatively; in the above structure, the upper movable cover and the lower movable cover can be opened or closed in a sliding manner.
Preferably, the upper movable cover is positioned on the upper side of the lower movable cover, and the upper surface of the upper movable cover is also fixedly connected with a handle; in the structure, the handle can be held to push the upper movable cover, so that labor is saved.
Preferably, a console is fixedly connected to one surface of the box body; in the above structure, the operating parameters of the motor can be set through the console.
Preferably, the upper surface of the centrifugal disc is also fixedly connected with a plurality of graduated scales, and the graduated scales are positioned on one side of the sliding seat; in the structure, the corresponding position of the sliding seat on the graduated scale can be observed when the position of the sliding seat is adjusted, so that the centrifugal force can be changed, and the condition of the mice under different centrifugal forces can be monitored.
Preferably, the movable seats on the two sides of the sliding seat are also fixedly connected with connecting rods, the connecting rod on one side of the movable seat is rotatably connected with a locking frame, one end of the locking frame is in sliding fit with a limiting screw, and the limiting screw is in threaded connection with the connecting rod on the other side of the movable seat; in the structure, the locking frame can press the centrifugal cylinder, so that the centrifugal cylinder is prevented from swinging up and down, and the stability of the centrifugal cylinder is ensured.
Preferably, the peripheral side surface of the centrifugal cylinder is further provided with a plurality of opening waist-shaped holes and closing waist-shaped holes, the opening waist-shaped holes and the closing waist-shaped holes are matched with reciprocating screws in a sliding manner, the reciprocating screws are connected with a stop block in a threaded manner, the stop block is positioned in the centrifugal cylinder, and the stop block is matched with the centrifugal cylinder in a sliding manner; in the structure, the stop blocks can slide after the reciprocating screws are loosened, so that the space between the stop blocks in the centrifugal cylinder is changed, and therefore mice with different sizes can be placed in the centrifugal cylinder.
The invention has the following beneficial effects:
the invention can place the mouse and other creatures by using the centrifugal disc, the slide seat and the centrifugal cylinder, then the centrifugal cylinder is arranged on the slide seat to perform overweight simulation by using centrifugal force, and the condition of the mouse under the overweight condition is observed, so as to simulate the body change of human in the overweight environment, thereby being safe and reliable and reducing the cost.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic three-dimensional view of an overweight simulated centrifuge according to the present invention;
FIG. 2 is a side view of a overweight simulated centrifuge of the present invention;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;
FIG. 4 is a schematic view of the assembly of the slide base and centrifuge bowl of an overweight simulation centrifuge according to the present invention;
FIG. 5 is a diagram of the internal structure of an overweight simulation centrifuge according to the present invention;
FIG. 6 is a front view of FIG. 5;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;
FIG. 8 is an enlarged view of area A of FIG. 7;
FIG. 9 is a three-dimensional block diagram of the slide carriage of an overweight simulated centrifuge of the present invention;
FIG. 10 is a right side view of FIG. 9;
FIG. 11 is a cross-sectional view taken along plane C-C of FIG. 10;
FIG. 12 is a three-dimensional block diagram of a bowl of an overweight simulated centrifuge according to the present invention;
FIG. 13 is a right side view of FIG. 12;
fig. 14 is a cross-sectional view taken along plane D-D of fig. 13.
In the drawings, the components represented by the respective reference numerals are listed below:
1-box body, 101-guide groove, 103-centrifugal cavity, 102-support leg, 2-control console, 3-upper movable cover, 301-handle, 4-lower movable cover, 5-motor, 501-motor shaft, 6-centrifugal disc, 601-main sliding groove, 602-side sliding groove, 603-support, 604-movable seat, 605-graduated scale, 606-sliding rod, 607-connecting rod, 608-limit screw, 609-locking frame, 7-sliding seat, 701-locking screw, 702-cushion block, 703-adjusting screw, 704-main sliding block, 8-centrifugal cylinder, 801-locking groove, 802-opening kidney-shaped hole, 803-closing kidney-shaped hole, 804-stop block and 805-reciprocating screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper," "middle," "outer," "inner," "around," and the positional relationships are used merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-14, the invention is an overweight simulation centrifuge, including a box body 1 and a plurality of support legs 102, the upper surface of the box body 1 is provided with a centrifugal cavity 103, a motor 5 is installed inside the box body 1, a motor shaft 501 of the motor 5 extends to the centrifugal cavity 103, the motor shaft 501 is in rotating fit with the centrifugal cavity 103, the upper end of the motor shaft 501 is fixedly connected with a centrifugal disc 6, the upper surface of the centrifugal disc 6 is provided with a plurality of main chutes 601, two sides of the main chutes 601 are provided with side chutes 602, the main chutes 601 are in sliding fit with a main sliding block 704, the upper end of the main sliding block 704 is fixedly connected with a sliding seat 7, the side chutes 602 are in sliding connection with a; in the structure, when the motor 5 works, the centrifugal disc 6 is driven to rotate, and then the sliding seat 7 is subjected to centrifugal force.
One end surface of the sliding seat 7 is rotatably connected with an adjusting screw 703, the adjusting screw 703 is in threaded connection with a support 603, the support 603 is fixedly connected with the upper surface of the centrifugal disc 6, one side surface of the sliding seat 7 is in threaded connection with a locking screw 701, the bottom surface of the sliding seat 7 is fixedly connected with a cushion block 702, a centrifugal cylinder 8 is placed on the upper surface of the cushion block 702, a plurality of locking grooves 801 are formed in the peripheral side surface of the centrifugal cylinder 8, and the locking grooves 801 are in sliding fit with the; in the structure, the centrifugal cylinder 8 can be used for placing organisms such as mice and the like, and then is arranged on the slide seat 7 to perform overweight simulation by utilizing centrifugal force, so that the condition of the mice under the overweight condition can be observed; in addition, the adjustment screw 703 can be turned to adjust the position of the slider 7.
Furthermore, the upper surface of the box body 1 is provided with a plurality of guide grooves 101, the guide grooves 101 are connected with an upper movable cover 3 and a lower movable cover 4 in a sliding manner, and the upper movable cover 3 and the lower movable cover 4 slide relatively; in the above structure, the upper movable cover 3 and the lower movable cover 4 can be opened or closed by sliding.
Further, the upper movable cover 3 is positioned on the upper side of the lower movable cover 4, and the upper surface of the upper movable cover 3 is also fixedly connected with a handle 301; in the structure, the handle 301 can be held to push the upper movable cover 3, so that labor is saved.
Further, a control console 2 is fixedly connected to one surface of the box body 1; in the above configuration, the operating parameters of the motor 5 can be set by the console 2.
Furthermore, the upper surface of the centrifugal disc 6 is also fixedly connected with a plurality of graduated scales 605, and the graduated scales 605 are positioned at one side of the sliding seat 7; in the structure, the corresponding position of the sliding seat 7 on the graduated scale 605 can be observed when the position of the sliding seat is adjusted, so that the centrifugal force can be changed, and the condition of the mouse under different centrifugal forces can be monitored.
Furthermore, the movable seats 604 on both sides of the sliding seat 7 are further fixedly connected with a connecting rod 607, the connecting rod 607 on one side of the movable seat 604 is rotatably connected with a locking frame 609, one end of the locking frame 609 is in sliding fit with a limit screw 608, and the limit screw 608 is in threaded connection with the connecting rod 607 on the other side of the movable seat 604; in the structure, the locking frame 609 can press the centrifugal cylinder 8 to avoid the vertical swing of the centrifugal cylinder and ensure the stability of the centrifugal cylinder.
Furthermore, the peripheral side surface of the centrifuge tube 8 is further provided with a plurality of opening waist-shaped holes 802 and closing waist-shaped holes 803, the opening waist-shaped holes 802 and the closing waist-shaped holes 803 are both in sliding fit with reciprocating screws 805, the reciprocating screws 805 are in threaded connection with a stopper 804, the stopper 804 is positioned inside the centrifuge tube 8, and the stopper 804 is in sliding fit with the centrifuge tube 8; in the above structure, the stopper 804 can be slid after the reciprocating screw 805 is loosened, so that the space between the stoppers 804 in the centrifugal cylinder 8 can be changed, and mice with different sizes can be placed in the centrifugal cylinder 8.
Referring to fig. 1-14, the present invention is an overweight simulation centrifuge, wherein the motor 5 is a BN three-phase motor, and the using method thereof is as follows:
the method comprises the following steps: placing the experimental mouse into a centrifugal cylinder 8, and then installing the experimental mouse on a sliding seat 7;
step two: setting working parameters on the console 2, starting the motor 5, and performing overweight simulation by using centrifugal force;
step three: and acquiring the body change condition of the mouse.
It should be noted that, as shown in fig. 14, when a mouse is placed in the centrifugal cylinder 8, the stopper 804 on one side of the centrifugal cylinder 8 is first removed, then the mouse is placed in the centrifugal cylinder 8, and then the stopper 804 is reloaded into the centrifugal cylinder 8 and the space between the two stoppers 804 is adjusted, so as to change the movable range of the mouse.
It should be noted that, as shown in fig. 4 and 9, a locking screw 701 is inserted through a locking groove 801 to fix the front end of the centrifugal cylinder 8, and then a locking frame 609 is used to fix the rear end of the centrifugal cylinder 8 to stabilize it.
It should be further noted that, as shown in fig. 8, the locking frame 609 is rotatably connected to the left connecting rod 607, and the right connecting rod 607 is shorter than the left connecting rod, so that the locking frame 609 is continuously blocked when rotated to the right, and finally the locking frame 609 is fixed to the right connecting rod 607 by using the limit screw 608.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. An overweight simulated centrifuge comprising a box (1) and a plurality of feet (102), characterized in that:
a centrifugal cavity (103) is formed in the upper surface of the box body (1), a motor (5) is installed inside the box body (1), a motor shaft (501) of the motor (5) extends to the centrifugal cavity (103), the motor shaft (501) is in running fit with the centrifugal cavity (103), a centrifugal disc (6) is fixedly connected to the upper end of the motor shaft (501), a plurality of main sliding grooves (601) are formed in the upper surface of the centrifugal disc (6), side sliding grooves (602) are formed in two sides of each main sliding groove (601), a main sliding block (704) is in running fit with each main sliding groove (601), a sliding seat (7) is fixedly connected to the upper end of each main sliding block (704), a sliding rod (606) is in running connection with each side sliding groove (602), and a movable seat (604) is fixedly connected;
slide (7) a terminal surface rotates and is connected with adjusting screw (703), adjusting screw (703) threaded connection has support (603), fixed surface is connected on support (603) and centrifugal plate (6), slide (7) a side threaded connection has locking screw (701), slide (7) bottom surface fixedly connected with cushion (702), centrifuge bowl (8) have been placed to cushion (702) upper surface, a plurality of locking grooves (801) have been seted up to centrifuge bowl (8) week side, locking groove (801) and locking screw (701) sliding fit.
2. An overweight simulation centrifuge according to claim 1 characterized in that the upper surface of the box (1) is provided with a plurality of guide grooves (101), the guide grooves (101) are connected with an upper movable cover (3) and a lower movable cover (4) in a sliding way, and the upper movable cover (3) and the lower movable cover (4) slide relatively.
3. An overweight simulated centrifuge according to claim 2, characterized in that the upper movable lid (3) is located on the upper side of the lower movable lid (4), the upper surface of the upper movable lid (3) is also fixedly connected with a handle (301).
4. An overweight simulated centrifuge as claimed in claim 1, wherein a console (2) is also fixedly attached to a surface of the housing (1).
5. An overweight analogue centrifuge according to claim 1, characterized in that the upper surface of the centrifuge disc (6) is also fixedly connected with graduated scales (605), the graduated scales (605) being located at one side of the slide (7).
6. An overweight simulation centrifuge according to claim 1, characterized in that the movable seat (604) on both sides of the sliding seat (7) is further fixedly connected with a connecting rod (607), the connecting rod (607) on one side of the movable seat (604) is rotatably connected with a locking frame (609), one end of the locking frame (609) is slidably matched with a limit screw (608), and the limit screw (608) is in threaded connection with the connecting rod (607) on the other side of the movable seat (604).
7. A overweight simulation centrifuge according to claim 1, characterized in that the peripheral side of the centrifuge bowl (8) is further provided with a plurality of open waist-shaped holes (802) and closed waist-shaped holes (803), the open waist-shaped holes (802) and the closed waist-shaped holes (803) are both in sliding fit with reciprocating screws (805), the reciprocating screws (805) are in threaded connection with a stopper (804), the stopper (804) is located inside the centrifuge bowl (8), and the stopper (804) is in sliding fit with the centrifuge bowl (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110345845.4A CN113083519A (en) | 2021-03-31 | 2021-03-31 | Overweight simulation centrifuge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110345845.4A CN113083519A (en) | 2021-03-31 | 2021-03-31 | Overweight simulation centrifuge |
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| CN113083519A true CN113083519A (en) | 2021-07-09 |
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| CN202110345845.4A Pending CN113083519A (en) | 2021-03-31 | 2021-03-31 | Overweight simulation centrifuge |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350652A (en) * | 2011-09-23 | 2012-02-15 | 西安理工大学 | Double-pin positioning mechanism |
| JP2013119070A (en) * | 2011-12-08 | 2013-06-17 | Hitachi Ltd | Centrifugal separator |
| CN106489759A (en) * | 2016-11-25 | 2017-03-15 | 合肥工业大学 | A kind of rotary mouse anti-reflecting fatigue laboratory table |
| CN206489799U (en) * | 2017-02-22 | 2017-09-12 | 汪子龙 | A kind of centrifugal force probes into device |
| CN211049694U (en) * | 2019-09-25 | 2020-07-21 | 广西中医药大学 | Mouse fixer |
| CN211217145U (en) * | 2019-12-16 | 2020-08-11 | 天津凯迪瑞机电科技有限公司 | Multi-station centrifugal machine |
| CN111530641A (en) * | 2020-05-07 | 2020-08-14 | 天津德祥生物技术有限公司 | Adjustable centrifugal turntable and application thereof |
| CN211325845U (en) * | 2019-12-20 | 2020-08-25 | 贵州医科大学 | Molecular biology mouse tail intravenous injection fixed station |
| CN211888893U (en) * | 2020-01-14 | 2020-11-10 | 陕西容大天盛混凝土有限公司 | Plain bumper |
| CN212281755U (en) * | 2020-02-24 | 2021-01-05 | 中南大学湘雅医院 | Mouse intranasal fixing device that doses |
-
2021
- 2021-03-31 CN CN202110345845.4A patent/CN113083519A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350652A (en) * | 2011-09-23 | 2012-02-15 | 西安理工大学 | Double-pin positioning mechanism |
| JP2013119070A (en) * | 2011-12-08 | 2013-06-17 | Hitachi Ltd | Centrifugal separator |
| CN106489759A (en) * | 2016-11-25 | 2017-03-15 | 合肥工业大学 | A kind of rotary mouse anti-reflecting fatigue laboratory table |
| CN206489799U (en) * | 2017-02-22 | 2017-09-12 | 汪子龙 | A kind of centrifugal force probes into device |
| CN211049694U (en) * | 2019-09-25 | 2020-07-21 | 广西中医药大学 | Mouse fixer |
| CN211217145U (en) * | 2019-12-16 | 2020-08-11 | 天津凯迪瑞机电科技有限公司 | Multi-station centrifugal machine |
| CN211325845U (en) * | 2019-12-20 | 2020-08-25 | 贵州医科大学 | Molecular biology mouse tail intravenous injection fixed station |
| CN211888893U (en) * | 2020-01-14 | 2020-11-10 | 陕西容大天盛混凝土有限公司 | Plain bumper |
| CN212281755U (en) * | 2020-02-24 | 2021-01-05 | 中南大学湘雅医院 | Mouse intranasal fixing device that doses |
| CN111530641A (en) * | 2020-05-07 | 2020-08-14 | 天津德祥生物技术有限公司 | Adjustable centrifugal turntable and application thereof |
Non-Patent Citations (2)
| Title |
|---|
| 冯娟等: "《Pro/ENGINEER中文野火版5.0综合实训指导教程》", 31 August 2019 * |
| 高子剑: "高G力学环境加载装置研制及其细胞力学状态研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
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Application publication date: 20210709 |