CN107753139A - Controlling cortex injured animal model producing device mechanical impact system - Google Patents
Controlling cortex injured animal model producing device mechanical impact system Download PDFInfo
- Publication number
- CN107753139A CN107753139A CN201711146701.6A CN201711146701A CN107753139A CN 107753139 A CN107753139 A CN 107753139A CN 201711146701 A CN201711146701 A CN 201711146701A CN 107753139 A CN107753139 A CN 107753139A
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- CN
- China
- Prior art keywords
- push rod
- fixed cover
- animal model
- electromagnetism push
- mechanical impact
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- 238000010171 animal model Methods 0.000 title claims abstract description 21
- 238000002474 experimental method Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 206010019196 Head injury Diseases 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 238000009527 percussion Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 208000010513 Stupor Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000001054 cortical effect Effects 0.000 description 2
- 230000000472 traumatic effect Effects 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 1
- 210000003710 cerebral cortex Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Magnetic Treatment Devices (AREA)
Abstract
Controlling cortex injured animal model producing device mechanical impact system disclosed by the invention, including experiment porch, animal fixing device, support, electromagnetism push rod, striker, control box, the animal fixing device is arranged on experiment porch, described support one end is connected with animal fixing device, the support other end is connected with electromagnetism push rod, and the push rod top of the electromagnetism push rod is connected with striker；The control box includes control panel, control circuit, and the control panel, electromagnetism push rod electrically connect with control circuit respectively, and the control box is provided with external power supply.The present invention implements to hit using electromagnetism push rod, hit dynamics, hit pressing time can accuracy controlling, convenient control, different degrees of craniocerebral trauma animal model can be made.
Description
Technical field
The present invention relates to a kind of experimental provision, more particularly to controlling cortex injured animal model producing device mechanical impact
System.
Background technology
, it is necessary to by animal under narcosis during animal striking experiment, head is fixed, then using percussion device to animal
Cerebral cortex implements fast ram.
Existing percussion device be pendulum driving hydraulic drive percussion device, by change different quality pendulum and/
Or pendulum is discharged to adjust the speed and strength of shock from different height.
But the method for utilizing hydraulic drive strike, less stable, it is impossible to ensure what is hit every time under the same conditions
Dynamics is consistent, and experiment accuracy is relatively low；And during uncontrollable shock, the pressing time of striker, requirements at the higher level can not be met
Experiment.
The content of the invention
The present invention is intended to provide controlling cortex injured animal model producing device mechanical impact system, utilizes electromagnetism push rod
Implement to hit, hit dynamics, hit pressing time can accuracy controlling, convenient control, the cranium brain of different traumatic degree can be made
Wound animal model.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
Controlling cortical impact animal model producing device mechanical impact system disclosed by the invention, including experiment porch,
Animal fixing device, support, electromagnetism push rod, striker, control box, the animal fixing device is arranged on experiment porch, described
Support one end is connected with animal fixing device, and the support other end is connected with electromagnetism push rod, the push rod top of the electromagnetism push rod with
Striker connects；
The control box includes control panel, control circuit, and the control panel, electromagnetism push rod are electric with control circuit respectively
Connection, the control box are provided with external power supply.
Experimental animal is fixed under narcosis by animal fixing device, routine disinfection, after shedding, cuts local head
Skin, under High speed drill auxiliary, part skull is removed, the bone window of suitable size is formed according to the striker of different diameter specifications.Profit
Electromagnetism push rod is fixed on directly over animal head bone window with support, allows striker face to need to implement the position hit, striker end
End in contact endocranium；When then using the impact parameter of wound rank needed for control panel input, such as shock dynamics, shock compressing
Between etc., start button is then pressed, electromagnetism putter action is controlled by control circuit, implements to hit.Electromagnetism push rod is to electric signal
Response quickly, can fast, accurately make action under the control of control box, and controllability is high.
Further, the support is connected with electromagnetism push rod by fixation fixture block, and the fixed fixture block includes fixed cover, consolidated
Determine contiguous block, the fixed cover is socketed on electromagnetism push rod, and fixed cover is connected with support by being fixedly connected with block.Utilize fixing card
Block can be fixed on what electromagnetism push rod consolidated on support, and the convenient electromagnetism push rod dismantled assembling and change different model, with
Meet more demands.
Further, the striker is connected by striker sleeve with the push rod of electromagnetism push rod.Utilize striker sleeve connection side
Just different strikers is changed.
Preferably, the fixed cover offers the fixing hole of insertion fixed cover upper and lower end face, and fixed cover side wall offers vertical
To seam, it is described seam both sides be provided with connection compressing member；The side wall of the fixed cover is provided with two tapped blind holes, described to be fixedly connected
Block is provided with two and penetrates the through hole for being fixedly connected with block front and rear surfaces, the position of two through holes and the position pair of two tapped blind holes
Should, the block that is fixedly connected is connected by two screws with fixed cover；The preceding surface of block that is fixedly connected offers neck, described
The connecting hole that insertion is fixedly connected with surface after block is offered in neck, the rear end of the connecting hole is provided with counter sink.
Preferably, the cross section of the fixed cover is rectangle, and the cross section of the fixing hole is rectangle, the long side of fixing hole
Side wall is provided with the deep-slotted chip breaker of longitudinal direction, short side side wall of the seam positioned at fixing hole.Deep-slotted chip breaker can increase fixing hole to be pushed away with electromagnetism
The contact surface of rod sleeve, lift chucking power.
Further, the block that is fixedly connected is in the long side side wall of fixed cover.Due to connecting the regulation of compressing member
The slight deformation of short side may be caused, therefore be fixedly connected with the long side side wall that block is arranged on fixed cover.
Further, two through hole lateral arrangements, the neck Longitudinal extending, neck is between two through holes.
Preferably, the connection compressing member is banding part.
Preferably, the control circuit includes control chip U2, power module, electric source filter circuit, key-press module, OLED
Display screen, clock module；
The power module is control chip U2, key-press module, OLED display screen, clock module are powered；
The electric source filter circuit is used to separately power digital power and analog power respectively；
The key-press module includes reset key and switch key, reset key, switch key respectively with control chip U2
Connection；
The OLED display screen passes through SPI/IIC interfaces J1 and control chip U2 connection communications；
The clock module is connected with control chip U2 provides clock signal；
The control chip U2 is also associated with the inductance coil of set key, start key and electromagnetism push rod.
Further, the control chip U2 uses STM32F103C8.
The invention has the advantages that：
1st, the present invention implements to hit using electromagnetism push rod, hit dynamics, hit pressing time can accuracy controlling, convenient control
System, the craniocerebral trauma animal model of different traumatic rank can be made；
2nd, electromagnetism push rod can fast, accurately make action to the response quickly of electric signal under the control of control box,
Controllability is high；
3rd, can be fixed on using fixed fixture block by what electromagnetism push rod consolidated on support, and convenient dismounting assembling is changed not
With the electromagnetism push rod of model, to meet more demands；
4th, it is convenient to adjust thrust of the fixed cover for electromagnetism push rod housing using the spacing for connecting compressing member regulation seam；
5th, counter sink so that do not protrude from the trailing flank of contiguous block for the head of a nail of connecting bracket and the screw of contiguous block,
Enter without influenceing the connection between contiguous block and fixed cover；
6th, the connection end of support can be caught in by neck, and then improve connective stability；
7th, deep-slotted chip breaker can increase the contact surface of fixing hole and electromagnetism push rod housing, lift chucking power；
8th, different strikers is convenient for changing using striker sleeve connection；
9th, the motion of chip controls electromagnetism push rod, the residence time of electromagnetism push rod, collision time, stroke speed are passed through
Control, the defects of overcoming traditional percussion device.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the assembling schematic diagram of electromagnetism push rod and fixed fixture block；
Fig. 3 is the top view that fixture block is fixed in Fig. 2；
Fig. 4 is Fig. 3 front view；
Fig. 5 is Fig. 4 A-A sectional views；
Fig. 6 is the circuit theory diagrams of the present invention (OLED display screen is not shown)；
Fig. 7 is the circuit theory diagrams of OLED display screen of the present invention；
In figure：Experiment porch 1, animal fixing device 2, support 3, fixed fixture block 4, electromagnetism push rod 5, striker 6, control box 7,
Striker sleeve 8, fixed cover 41, it is fixedly connected with block 42, fixing hole 411, seam 412, connection compressing member 413, tapped blind hole 414, arc
Shape groove 415, through hole 421, counter sink 422, connecting hole 423, neck 424.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered
Row is further described.
As shown in figs. 1-7, controlling cortical impact animal model producing device mechanical impact system disclosed by the invention, bag
Experiment porch 1, animal fixing device 2, support 3, electromagnetism push rod 5, striker 6, control box 7 are included, animal fixing device 2 is arranged on real
Test on platform 1, the one end of support 3 is connected with animal fixing device 2, and the other end of support 3 is connected with electromagnetism push rod 5, electromagnetism push rod 5
Push rod top is connected with striker 6；
Control box 7 includes control panel, control circuit, and control panel, electromagnetism push rod 5 electrically connect with control circuit respectively,
Control box 7 is provided with external power supply.
After by animal fixing device 2, animal is fixed, electromagnetism push rod 5 is fixed on above animal head using support 3,
The face of striker 6 is allowed to need to implement the position hit；Then control panel input parameter is utilized, when such as hitting dynamics, hitting compressing
Between, start button is then pressed, controls electromagnetism push rod 5 to act by control circuit, implements to hit.Electromagnetism push rod 5 is to electric signal
Response quickly, can fast, accurately make action under the control of control box 7, and controllability is high.
In order to facilitate installation, electromagnetism push rod 5 is changed, support 3 is connected with electromagnetism push rod 5 by fixed fixture block 4, fixed fixture block
4 include fixed cover 41, are fixedly connected with block 42, and fixed cover 41 is socketed on electromagnetism push rod 5, and fixed cover 41 passes through fixation with support 3
Contiguous block 42 connects.It can be fixed on using fixed fixture block 4 by what electromagnetism push rod 5 consolidated on support 3, and convenient dismantle assembles
The electromagnetism push rod 5 of different model is changed, to meet more demands.
In order to facilitate striker 6 is changed, striker 6 is connected by striker sleeve 8 with the push rod of electromagnetism push rod 5.Utilize striker set
Cylinder 8 is easy to connect to change different strikers 6.
In order to facilitate changing the fixation of insertion fixed cover 41 upper and lower end face is offered with Motionless electromagnetic push rod 5, fixed cover 41
Hole 411, the side wall of fixed cover 41 offer longitudinal seam 412, and 412 both sides of seam are provided with connection compressing member 413；The side wall of fixed cover 41
Provided with two tapped blind holes 414, it is fixedly connected with block 42 and penetrates the through hole 421 for being fixedly connected with the front and rear surfaces of block 42 provided with two, two
The position of individual through hole 421 and the position correspondence of two tapped blind holes 414, are fixedly connected with block 42 and pass through two screws and fixed cover 41
Connection；It is fixedly connected with 42 preceding surface of block and offers neck 424, insertion is offered in neck 424 and is fixedly connected with surface after block 42
Connecting hole 423, the rear end of connecting hole 423 are provided with counter sink 422.Fixed cover 41 is used for the sleeve of Motionless electromagnetic push rod 5, and electromagnetism pushes away
The sleeve of bar 5 can be caught in fixing hole 11, stitch 412 spacing using the regulation of compressing member 413 is connected, and then adjust fixed cover 41
For the thrust of the sleeve of electromagnetism push rod 5.Block 2 is fixedly connected with to be used to fixed cover 41 being connected with support 3.Due to for connection
Screwed hole is arranged on the end face of support 3, it has not been convenient to allows fixed cover 41 to be directly connected with support 3, therefore is made using block 2 is fixedly connected with
Connected for transition.The rear end of connecting hole 423 is provided with counter sink 422 so that for connecting bracket 3 and the screw for being fixedly connected with block 2
The head of a nail do not protrude from the trailing flank for being fixedly connected with block 2, enter without influenceing to be fixedly connected with connection between block 2 and fixed cover 41.
The connection end of support 3 can be caught in by neck 424, and then improve connective stability.
In order to lift chucking power, increase stability, the cross section of fixed cover 41 is rectangle, and the cross section of fixing hole 411 is
Rectangle, the long side side wall of fixing hole 411 are provided with the deep-slotted chip breaker 415 of longitudinal direction, and seam 412 is located at the short side side wall of fixing hole 411.
In order to avoid fixed cover 41, in fastening, deformation impacts to the connection for being fixedly connected with block 42, is fixedly connected with block 42
In the long side side wall of fixed cover 41.
It is located at two through holes in order to facilitate installation, two lateral arrangements of through hole 421, the Longitudinal extending of neck 424, neck 424
Between 421.
Specifically, connection compressing member 413 is banding part, screw lock ring, convenient regulation can be used.
Specifically, as shown in Figure 6,7, control circuit includes control chip U2, power module, electric source filter circuit, button
Module, OLED display screen, clock module；Power module is control chip U2, key-press module, OLED display screen, clock module supply
Electricity；Electric source filter circuit is used to separately power digital power and analog power respectively；Key-press module includes reset key and opened
Close button, reset key, switch key are connected with control chip U2 respectively；OLED display screen passes through SPI/IIC interfaces J1 and control
Coremaking piece U2 connection communications；Clock module is connected with control chip U2 provides clock signal；Control chip U2 is also associated with setting
The inductance coil of key, start key and electromagnetism push rod 5, control chip U2 use STM32F103C8.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (10)
1. controlling cortex injured animal model producing device mechanical impact system, it is characterised in that：Including experiment porch (1),
Animal fixing device (2), support (3), electromagnetism push rod (5), striker (6), control box (7), animal fixing device (2) installation
On experiment porch (1), described support (3) one end is connected with animal fixing device (2), support (3) other end and electromagnetism push rod
(5) connect, the push rod top of the electromagnetism push rod (5) is connected with striker (6)；
The control box (7) include control panel, control circuit, the control panel, electromagnetism push rod (5) respectively with control circuit
Electrical connection, the control box (7) are provided with external power supply.
2. controlling cortex injured animal model producing device mechanical impact system according to claim 1, its feature exist
In：The support (3) and electromagnetism push rod (5) be connecteds by fixed fixture block (4), the fixed fixture block (4) including fixed cover (41),
Block (42) is fixedly connected with, the fixed cover (41) is socketed on electromagnetism push rod (5), and fixed cover (41) passes through fixation with support (3)
Contiguous block (42) connects.
3. controlling cortex injured animal model producing device mechanical impact system according to claim 2, its feature exist
In：The fixed cover (41) offers the fixing hole (411) of insertion fixed cover (41) upper and lower end face, and fixed cover (41) side wall opens up
There is longitudinal seam (412), described seam (412) both sides are provided with connection compressing member (413)；The side wall of the fixed cover (41) is provided with two
Individual tapped blind hole (414), the block (42) that is fixedly connected penetrate the through hole for being fixedly connected with block (42) front and rear surfaces provided with two
(421), the position of two through holes (421) and the position correspondence of two tapped blind holes (414), the block (42) that is fixedly connected pass through
Two screws are connected with fixed cover (41)；Described block (42) the preceding surface that is fixedly connected offers neck (424), the neck
(424) connecting hole (423) that insertion is fixedly connected with block (42) surface afterwards is offered in, the rear end of the connecting hole (423) is provided with
Counter sink (422).
4. controlling cortex injured animal model producing device mechanical impact system according to claim 3, its feature exist
In：The cross section of the fixed cover (41) is rectangle, and the cross section of the fixing hole (411) is rectangle, the length of fixing hole (411)
Avris wall is provided with the deep-slotted chip breaker (415) of longitudinal direction, and the seam (412) is located at the short side side wall of fixing hole (411).
5. controlling cortex injured animal model producing device mechanical impact system according to claim 4, its feature exist
In：The block (42) that is fixedly connected is in the long side side wall of fixed cover (41).
6. controlling cortex injured animal model producing device mechanical impact system according to claim 3, its feature exist
In：Two through hole (421) lateral arrangements, neck (424) Longitudinal extending, neck (424) positioned at two through holes (421) it
Between.
7. controlling cortex injured animal model producing device mechanical impact system according to claim 3, its feature exist
In：The connection compressing member (413) is banding part.
8. controlling cortex injured animal model producing device mechanical impact system according to claim 1, its feature exist
In：The striker (6) is connected by striker sleeve with the push rod of electromagnetism push rod (5).
9. controlling cortex injured animal model producing device mechanical impact system according to claim 1, its feature exist
In：The control circuit includes control chip U2, power module, electric source filter circuit, key-press module, OLED display screen, clock
Module；
The power module is control chip U2, key-press module, OLED display screen, clock module are powered；
The electric source filter circuit is used to separately power digital power and analog power respectively；
The key-press module includes reset key and switch key, and reset key, switch key are connected with control chip U2 respectively；
The OLED display screen passes through SPI/IIC interfaces J1 and control chip U2 connection communications；
The clock module is connected with control chip U2 provides clock signal；
The control chip U2 is also associated with the inductance coil of set key, start key and electromagnetism push rod (5).
10. controlling cortex injured animal model producing device mechanical impact system according to claim 9, its feature exist
In：The control chip U2 uses STM32F103C8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146701.6A CN107753139A (en) | 2017-11-17 | 2017-11-17 | Controlling cortex injured animal model producing device mechanical impact system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146701.6A CN107753139A (en) | 2017-11-17 | 2017-11-17 | Controlling cortex injured animal model producing device mechanical impact system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107753139A true CN107753139A (en) | 2018-03-06 |
Family
ID=61278250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711146701.6A Pending CN107753139A (en) | 2017-11-17 | 2017-11-17 | Controlling cortex injured animal model producing device mechanical impact system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107753139A (en) |
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| CN206621090U (en) * | 2016-12-19 | 2017-11-10 | 郑州众易软件开发有限公司 | A kind of storing plate for reducing wall damage |
| CN208582533U (en) * | 2017-11-17 | 2019-03-08 | 中国人民解放军成都军区总医院 | Controlling cortex injured animal model producing device mechanical impact system |
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2017
- 2017-11-17 CN CN201711146701.6A patent/CN107753139A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2725771Y (en) * | 2004-08-02 | 2005-09-14 | 张红 | Heat-air conditioner energy-saving auto-controller |
| DE102005029708A1 (en) * | 2005-06-24 | 2006-12-28 | Zimmer, Günther | Braking and/or clamping device for use at carriage, has guide rail with continuous curved profile in contact area to pneumatic pistons, where direction of angle bisector coincides with direction of driving force acting on pistons |
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| CN102379752A (en) * | 2011-08-22 | 2012-03-21 | 中南大学湘雅医院 | Automatic electric control gravity type acute spinal cord injury animal model modeling striker |
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Application publication date: 20180306 |