Disclosure of Invention
In view of the above, an object of the present invention is to provide an animal experiment fixing apparatus capable of simultaneously performing a head-back experiment and an abdominal injection after an animal is fixed.
An animal experiment fixing device comprises a base, a supporting unit and an operating table; the supporting unit is vertically fixed on the base, and the operating table is fixed on the supporting unit; the operation panel includes fixed plate and animal fixed unit, be provided with the slot of its upper and lower surface of hole on the fixed plate, animal fixed unit is located the fixed plate upper surface, around the slot.
Compared with the prior art, the animal experiment fixing device has the advantages that the base and the supporting unit are arranged, the table top-operating table for operating the animal experiment is suspended, and meanwhile, the groove penetrating through the fixing plate is formed in the fixing plate of the operating table, so that the abdomen of the animal is exposed in the space between the base and the operating table, and an experimenter can perform head and back experiments and simple abdomen injection on the animal at the same time. After the head and back experiments are not needed, the abdomen injection is completed by unbinding and overturning the animals, so that the experimental operation is simplified.
Further, the supporting unit comprises a supporting rod and an adjusting seat; the support rod is vertically fixed on the base; the adjusting seat comprises a seat body and a rotary clamp, one end of the seat body is sleeved on the supporting rod, and the other end of the seat body is provided with a protruding part; one end of the rotary clamp is sleeved on the protruding part of the seat body and rotates along the protruding part, and the other end of the rotary clamp is provided with a clamping opening for clamping the fixed plate. Through setting up the rotation clamp, make the operation panel can vertically overturn, make the experimenter accomplish after the experiment of head back of animal, can directly overturn 180 with the fixed plate, make the animal belly up, be convenient for carry out experiments such as more complicated belly dissection; in addition, through setting up the pedestal, make the operation panel can follow the bracing piece and reciprocate to different high positions to can encircle bracing piece horizontal rotation, make experimenter can be according to self height and experimental habit adjustment operation panel's position, the operation of being convenient for.
Further, the base comprises a bottom plate, a first sliding rail and a sliding block; the first sliding rail is positioned on the bottom plate; the sliding block is positioned on the first sliding rail and can move along the first sliding rail; the support rod is fixed on the sliding block. Through setting up bottom plate, first slide rail and slider, make the bracing piece can carry out the ascending removal of one-dimensional direction on the bottom plate, the experimenter of being convenient for adjusts the position of operation panel as required.
Further, the base also comprises a second sliding rail arranged on the bottom plate, and the first sliding rail is arranged on the second sliding rail and can move along the second sliding rail. Through further setting up the second slide rail on the bottom plate, make the bracing piece can remove wantonly on the two-dimensional plane of bottom plate within range, the operation panel can remove wantonly in the two-dimensional plane promptly, the experimenter of being convenient for further adjusts the position of fixed plate according to self condition and experimental needs. Therefore, the support rod can horizontally move in the range of the bottom plate, and the fixing plate can vertically move along the support rod, horizontally rotate and rotationally turn over, so that the operation of experimental staff is very convenient.
Further, a first locking nut is arranged at the joint of the first sliding rail and the second sliding rail so as to lock the relative position of the first sliding rail and the second sliding rail; the connection part of the first sliding rail and the sliding block is provided with a second locking nut to lock the relative position of the sliding block and the first sliding rail. Through setting up first lock nut and second lock nut to can fix the bracing piece in a certain position of bottom plate, avoid its removal, be favorable to carrying out experimental operation steadily.
Preferably, a third locking nut is arranged on the seat body to lock the relative position of the adjusting seat on the supporting rod; the rotary clamp is provided with a fourth locking nut to lock the relative angle of the rotary clamp on the protruding part of the seat body. Through setting up third lock nut and fourth lock nut to can make pedestal and swivel clamp fixed, even the operation panel is fixed in a certain height position, on a certain horizontal direction and a certain numerical value rotation angle, avoided its slip, further be favorable to carrying out experimental operation steadily.
Preferably, the animal fixation unit comprises four foot fixation parts and a tail fixation part; the four foot fixing parts are positioned at two sides of the groove, and the tail fixing part is positioned at the rear of the groove; the four foot fixing portions and the tail fixing portion may be in a snap-fit form. Through setting up foot's fixed part and tail fixed part to fix the animal better, with avoid vertical upset operation panel to make the animal belly upwards after, because gravity is greater than the pulling force and lead to the animal to drop.
Further, the animal fixation unit further comprises a tooth fixation portion located in front of the groove; the tooth fixing part comprises a first lifting rod, a fifth locking nut, a first bolt, a tooth fixing block, a spring pressing piece, a sixth locking nut and a second bolt; the first lifting rod penetrates through the fixed plate, one end of the first lifting rod is positioned on the lower surface of the fixed plate, the fifth locking nut is sleeved on the first lifting rod, the other end of the first lifting rod is positioned on the upper surface of the fixed plate, the first bolt, the tooth fixed block, the spring pressing piece and the second bolt are sleeved on the first lifting rod from low to high in sequence, and the first lifting rod is in threaded connection with the parts sleeved on the first lifting rod; the fifth locking nut is matched with the first bolt to fix the first lifting rod on the fixing plate; the rear end of the tooth fixing block is provided with a groove for placing the animal teeth; the sixth locking nut is positioned at the front end of the tooth fixing block, is in threaded connection with the tooth fixing block, penetrates through the tooth fixing block and abuts against the first lifting rod; the spring part of the spring pressing sheet is suspended above the groove; and the second bolt is used for adjusting the tightness of the spring pressing piece. The height of the tooth fixing block is adjusted by arranging the first lifting rod and the sixth locking nut, so that the teeth of the animal are better fixed; in addition, the nose bridge of the animal is pressed by the spring pressing piece, so that the head of the animal is further fixed, and the tightness degree of the spring pressing piece is adjusted by the second bolt, so that the nose bridge of the animal is better pressed.
Further, the animal fixation unit further comprises an ear fixation portion located between the tooth fixation portion and the groove; the ear fixing part comprises two second lifting rods, two seventh locking nuts, two third bolts, two ear fixing blocks, two eighth locking nuts, two ear rods and two ninth locking nuts; the second lifting rod penetrates through the fixed plate, one end of the second lifting rod is positioned on the lower surface of the fixed plate, the seventh locking nut is sleeved on the second lifting rod, the other end of the second lifting rod is positioned on the upper surface of the fixed plate, the third bolt and the ear fixing block are sleeved on the second lifting rod in sequence from low to high, and the second lifting rod is in threaded connection with the parts sleeved on the second lifting rod; the seventh locking nut is matched with the third bolt to fix the second lifting rod on the fixing plate; the eighth locking nut is positioned at the front end of the ear fixing block, is in threaded connection with the ear fixing block, penetrates through the tooth fixing block and abuts against the second lifting rod; the ear rod penetrates through the left side and the right side of the ear fixing block; the ninth locking nut is located at the rear end of the ear fixing block, is in threaded connection with the ear fixing block, penetrates through the ear fixing block and abuts against the ear rod. The height of the ear fixing block is adjusted by arranging the second lifting rod and the eighth locking nut, and the length of the ear rod penetrating into the animal ear is adjusted by arranging the ear rod and the ninth locking nut, so that the animal ear is better fixed.
Further, the animal fixation unit further comprises a neck fixation portion between the ear fixation portion and the groove; the neck fixing part comprises two supporting rods, a pressing plate and two tenth locking nuts; the bottom end of the supporting rod is fixed on the fixed plate, and the top end of the supporting rod is sequentially sleeved with a pressing plate and a tenth locking nut from low to high and is in threaded connection with the pressing plate and the tenth locking nut. The animal neck is fixed through the arrangement of the pressing piece, and the height of the pressing piece is adjusted through the arrangement of the supporting rod and the tenth locking nut, so that the animal neck is better fixed.
For a better understanding and implementation, the present invention is described in detail below with reference to the drawings.
Detailed Description
Example 1
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
Please refer to fig. 1, which is a schematic diagram of an animal experiment fixing apparatus according to the present invention. The animal experiment fixing device comprises a base 10, a supporting unit 20 and an operating table 30. The support unit 20 is vertically installed on the base 10, and the operation table 30 is installed on the support unit 20 to move up and down along the support unit 20; the operation table 30 comprises a fixing plate 31 and an animal fixing unit 32, a groove 311 penetrating through the upper surface and the lower surface of the fixing plate 31 is formed in the fixing plate 31, the groove 311 is used for containing the abdomen of an animal, and the animal fixing unit 32 is located on the upper surface of the fixing plate 31 and is arranged around the groove 311. The base 10, the support unit 20 and the operation table 30, and the groove 311 allow the abdomen of the animal to be exposed to the space between the base 10 and the operation table 30, thereby enabling the experimenter to perform the head-back experiment and the simple abdomen injection on the animal at the same time.
Specifically, the base 10 includes a base plate 11, a first slide rail 12, a second slide rail 13, and a slider 14. The bottom plate 11 is rectangular; the two second sliding rails 13 are arranged on two sides of the bottom plate 11 in parallel; the first sliding rail 12 is vertically erected on the two second sliding rails 13 and moves along the two second sliding rails; the sliding block 14 is sleeved or embedded on the first sliding rail 12 and moves along the first sliding rail; the support unit 20 is fixed to the slider 14. The supporting unit 20 can be moved in any horizontal direction by means of the second slide rail 13, the first slide rail 12 and the slider 14, thereby being moved to any position on the base plate 11.
A first locking nut 121 is arranged at the joint of the first sliding rail 12 and the second sliding rail 13, and the first locking nut 121 fixes the first sliding rail 12 at a certain position of the second sliding rail 13. The sliding block 14 is provided with a second locking nut 141, and the second locking nut 141 fixes the supporting unit 20 at a certain position of the first sliding rail 12.
The support unit 20 includes a support rod 21 and an adjustment seat 22. The support bar 21 is vertically fixed on the slide block 14, and the operation table 30 is vertically installed on the support bar 21. The adjusting seat 22 comprises a seat body 221 and a rotary clamp 222; one end of the base 221 is sleeved on the supporting rod 21, and the other end is provided with a protruding part 2211; the rotating clamp 222 has one end sleeved on the protruding portion 2211 of the base 221 and rotating along the protruding portion, and the other end provided with a clamping opening 2221 for clamping the fixing plate 31. The rotating clamp 222 can rotate around the protruding portion 2211 for one circle, so as to drive the operation table 30 to rotate in the vertical direction.
The base 221 is provided with a third locking nut, and the third locking nut fixes the adjusting base 22 at a certain height position of the supporting rod 21, so that the operating table 30 is fixed at any horizontal direction at a certain height position of the supporting rod 21. The rotating jig 222 is provided with a fourth lock nut 2222, and the fourth lock nut 2222 fixes the rotating jig 222 at a certain rotation angle of the protruding portion 2211 of the base 221, thereby fixing the console 30 at an arbitrary angle position in the vertical direction.
The operation table 30 includes a fixing plate 31 and an animal fixing unit 32. The fixing plate 31 is provided with a groove 311 penetrating through the upper and lower surfaces thereof, and the groove 311 is used for exposing the abdomen of the animal in the space between the base 10 and the fixing plate 31, so that the abdomen injection is conveniently performed by the experimenter. The animal fixing unit 32 is located on the upper surface of the fixing plate 31, and is used for fixing animal body, and comprises a tooth fixing portion 321, an ear fixing portion 322, a neck fixing portion 323, four foot fixing portions 324 and a tail fixing portion 325.
The tooth fixing portion 321 is located in front of the groove 311. The tooth fixing portion 321 includes a first lifting rod 3211, a fifth locking nut 3212, a first bolt 3213, a tooth fixing block 3214, a spring pressing piece 3215, a sixth locking nut 3216, and a second bolt 3217. The first lifting rod 3211 is located at the front end of the fixed plate 31 and penetrates through the fixed plate 31, one end of the first lifting rod 3211 is located on the lower surface of the fixed plate 31, the fifth locking nut 3212 is sleeved on the upper surface of the fixed plate 31, the first bolt 3213, the tooth fixing block 3214, the spring pressing plate 3215 and the second bolt 3216 are sequentially sleeved on the upper surface of the fixed plate from low to high, and the first lifting rod 3211 is in threaded connection with a part sleeved on the first lifting rod. The fifth locking nut 3212 cooperates with the first bolt 3213 to fix the first lifting bar 3211 to the fixing plate 31. The rear end of the tooth securing block 3214 is provided with a recess 32141 for placement of the animal's teeth. The sixth locking nut 33216 is located at the front end of the tooth fixing block 33214 and is used for adjusting the height position of the tooth fixing block 3214 on the first lifting rod 3211 so as to adapt to the height of the animal teeth. The sprung part of the spring pressing piece 3215 is suspended above the groove 32141 and is used for pressing the nose bridge of the animal. The second bolt 3217 is used for adjusting tightness of the spring pressing piece 3215 to press the bridge of the nose of the animal.
The ear fixing portion 322 is located between the tooth fixing portion 321 and the groove 311. The ear fixing part 322 includes two second lifting bars 3221, two seventh locking nuts 3222, two third bolts 3223, two ear fixing blocks 3224, two eighth locking nuts 3225, two ear bars 3226, and two ninth locking nuts 3227. The second lifting rod 3221 penetrates through the fixing plate 31, one end of the second lifting rod 3221 is located on the lower surface of the fixing plate 31, the seventh locking nut 3222 is sleeved on the second lifting rod, the other end of the second lifting rod is located on the upper surface of the fixing plate 31, the third bolt 3223 and the ear fixing block 3224 are sleeved on the second lifting rod from low to high in sequence, and the second lifting rod 3221 is in threaded connection with the part sleeved on the second lifting rod. The seventh locking nut 3222 is engaged with the third bolt 3223 to fix the second lifting rod 3221 to the fixing plate 31. The eighth locking nut 3225 is located at the front end of the ear fixing block 3224, and is used for adjusting the height position of the ear fixing block 3224 on the second lifting rod 3221, so as to adapt to the height of the animal ear. The ear rod 3226 penetrates through both left and right sides of the ear fixing block 3224 for insertion into an ear of an animal. The ninth locking nut 3227 is positioned at the rear end of the ear fixing block 3224 for adjusting the length of the ear rod 3226 inserted into the animal ear so as to clamp the animal ear.
The neck fixing portion 323 is located between the ear fixing portion 322 and the groove 311. The neck fixing part 323 includes two support bars 3231, one pressing plate 3232, and two tenth locking nuts 3233. The bottom end of the support rod 3231 is fixed on the fixed plate, and the top end is sleeved with a pressing plate 3232 and a tenth locking nut 3233, which are in threaded connection with the pressing plate 3232 and the tenth locking nut 3233. The pressure plate 3232 is used to press the animal's neck. The tenth locking nut 3233 is used to adjust the height of the pressing plate so as to press the animal's neck.
The four foot fixing portions 324 are located at two sides of the groove 311, and are used for fixing the limbs of the animal. The tail fixing part 325 is located behind the groove 311 for fixing the tail of the animal. The four foot fixtures 324 and the tail fixture 325 are in the form of a snap.
Before the animal experiment fixing apparatus of this embodiment is used, the fifth locking nut 3212 is screwed to fix the first lifting rod 3211 on the fixing plate 31; the seventh lock nut 3222 is screwed to fix the second lifting rod 3221 to the fixing plate 31.
When fixing the animal, the animal is placed on the fixing plate 31 in a climbing manner, and the abdomen is placed in the groove 311; the four feet fixing parts 324 are used for tightening the four limbs; the tail is tightened by the tail fixing part 325; pressing the pressing plate 3232 on the rear neck portion, and screwing the tenth locking nut 3233; teeth are placed in the grooves 32141, and the height position of the grooves 32141 is adjusted by adjusting the sixth locking nut 3216; the spring pressing sheet 3215 is put down to press the nose bridge, and the second bolt 3217 is adjusted to adjust the tightness of the spring pressing sheet 3215 so as to clamp the nose bridge; the left and right ears are inserted into the ear sticks 3226, and the ninth lock nut 3217 is adjusted to adjust the depth of insertion of the ear sticks 3226 into the ears.
After the animal is fixed, an experimenter can perform head and back experiments on the animal and simultaneously perform simple abdominal injection; and the rotating clamp 222 is rotated to drive the operation table 30 to vertically turn over 180 degrees, so that the abdomen of the animal faces upwards, and a complex abdomen dissection experiment is performed. In addition, the experimenter can also adjust the position of the operation table 30 in the three-dimensional space according to the experimental condition and the habit of the experimenter: adjusting the first locking nut 121 and the second locking nut 141 to adjust the position of the support bar 21 on the base plate 11, that is, to adjust the horizontal position of the console 30; the third locking nut is adjusted to adjust the height and horizontal rotation angle of the console 30.
In addition to the above embodiments, the bottom plate 11 may be provided in a circular shape; the second sliding rail 13 is arranged on the circumference of the bottom plate 11 for one circle; one end of the first sliding rail 12 is erected on the second sliding rail 13, the other end of the first sliding rail is arranged at the circle center of the bottom plate 11, and the first sliding rail 12 moves along the second sliding rail 13.
The circumference round of bottom plate 11 is provided with second slide rail 13, second slide rail 13 is erect on the top of having first slide rail 12, first slide rail 12's one end is erect on the second slide rail 13, the other end is located the centre of a circle of bottom plate 11, first slide rail 12 follows second slide rail 13 removes.
In addition, the first lifting rod 3211 and the tooth fixing block 3214 may not be connected by screw, as long as the seventh locking nut 3216 can abut against the first lifting rod 3211 through the tooth fixing block 3214. Similarly, the second lifting rod 3221 and the ear fixing block 3224 may not be connected by screw threads. The rotating clamp 222 may not be provided with the fourth locking nut 2222, and may be engaged with the protruding portion of the base 221.
Compared with the prior art, the animal experiment fixing device disclosed by the invention has the advantages that the base, the supporting unit, the operation table and the groove are arranged, so that the abdomen of an animal is exposed in the space between the base and the operation table, and an experimenter can perform head and back experiments and simple abdomen injection on the animal at the same time; meanwhile, the operation table can be vertically turned over by arranging the support rod, the seat body and the rotary clamp, the abdomen of the animal is turned upwards, and a complex abdomen dissection experiment is directly carried out, so that the situation that an experimenter needs to detach the animal to turn over again and fix the animal after carrying out a head and back experiment is avoided, and the fixing operation is simplified; in addition, through setting up first slide rail and second slide rail, make the operation panel can carry out two-dimensional planar removal, through setting up bracing piece and pedestal, make the operation panel can slide from top to bottom and horizontal rotation, four combine can make the operation panel remove in three-dimensional space, and the experimenter can be according to self custom and experimental condition, adjusts the position of fixed plate to experimental operation is convenient.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.