CN211534977U - Adjustable rat fixer - Google Patents
Adjustable rat fixer Download PDFInfo
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- CN211534977U CN211534977U CN202020152769.6U CN202020152769U CN211534977U CN 211534977 U CN211534977 U CN 211534977U CN 202020152769 U CN202020152769 U CN 202020152769U CN 211534977 U CN211534977 U CN 211534977U
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- fixed
- slide rail
- rat
- plate
- adjustable
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Abstract
The utility model provides an adjustable rat fixer, which comprises a fixed base plate, wherein four groups of limb fixing modules are arranged on the fixed base plate; the limb fixing module comprises a linear slide rail and a supporting plate, wherein a gap part for the rat limb to pass through is arranged on the supporting plate, and a binding belt is fixed on one side of the gap part; the supporting plate is fixed on the linear slide rail and then is adjustably arranged on the fixed base plate through the linear slide rail; firstly, four limbs of a rat are fixed by four independent limb fixing modules, and the four limbs of the rat pass through the limbs of the rat through a supporting plate gap, so that the fixation of the rat is realized, and the neck, the head and other positions of the rat are fully exposed, so that the experimental operation is facilitated; simultaneously, the layer board is fixed in on the linear slide rail, and the layer board is fixed along linear slide rail regulation after to it is fixed to fully adapt to the not rat of unidimensional, solved rat neck inconvenient operation, the unable problem of adjusting of size.
Description
Technical Field
The utility model belongs to the technical field of experimental device, specificly relate to a rat fixer with adjustable rat is fixed and is used in experiments.
Background
In the test process of using the rat, when tail vein injection or eyeball blood sampling is carried out, the key step of fixing the rat is.
The existing rat fixer, generally a rat fixer for tail injection, includes a base, on which an acrylic cylinder is arranged, and through holes are arranged at the positions of the acrylic cylinder corresponding to the four limbs of the rat for binding and fixing.
The fixing device is fixed in size, the fixing device of the same type is used for rats with different sizes, the fixing device is slightly larger, and the rats can move to influence injection operation to cause injection failure. Simultaneously rat head and neck all locate the drum in, can't operate, therefore the eyeball blood sampling can only be taken bare-handed to grab at present, but to great powerful mouse, if the hand is little and not strength, can't grab at all, can't take a blood sample to can be bitten by the rat hand.
Therefore, a rat fixator which is convenient to operate and control the head and the neck and adjustable in size is urgently needed.
Disclosure of Invention
The utility model aims at providing a rat fixer with adjustable to solve the problem that current fixer head neck operation is inconvenient, and the size can't be adjusted.
The specific scheme is as follows: an adjustable rat fixer comprises a fixed base plate, wherein four groups of limb fixing modules are arranged on the fixed base plate;
the limb fixing module comprises a linear slide rail and a supporting plate, wherein a gap part for the rat limb to pass through is arranged on the supporting plate, and a binding belt is fixed on one side of the gap part;
the supporting plate is fixed on the linear slide rail and then adjustably arranged on the fixed base plate through the linear slide rail.
The utility model discloses a further technical scheme does: the fixed base plate is also provided with at least one movable plate, and the movable plate is provided with at least one limb fixing module;
an adjusting slide rail is arranged on the fixed base plate, and the movable plate is adjustably arranged in the adjusting slide rail.
The utility model discloses a further technical scheme does: the movable plate is provided with a first jack, a plurality of second jacks are arranged in the adjusting slide rail corresponding to the first jack regions of the movable plate at different positions, the first jacks are fixed in different second jacks through bolts or pins, and then the movable plate is fixed at different positions in the adjusting slide rail.
The utility model discloses a further technical scheme does: the number of the movable plates is two, and each movable plate is provided with the limb fixing module;
the lower end of the fixed base plate is provided with two adjusting slide rails in parallel, and the adjusting slide rails extend longitudinally towards the lower part of the fixed base plate;
the linear slide rail of each limb fixing module transversely extends along the left and right directions of the fixing base plate.
The utility model discloses a further technical scheme does: the four-limb fixing modules are arranged pairwise oppositely, the supporting plates are arc-shaped bent plates, and the two opposite supporting plates are matched to form a semicircular supporting shell;
the gap part is arranged at the position of the outer edge of the top of the supporting plate.
The utility model discloses a further technical scheme does: the linear slide rail is provided with a friction block to fix the position of the supporting plate.
The utility model discloses a further technical scheme does: the fixing device also comprises an arc-shaped tail supporting table, and the tail supporting table is arranged at the middle part of the lower end of the fixing substrate.
The utility model discloses a further technical scheme does: the adjustable supporting seat comprises a bottom plate and a hinge rod with an adjustable included angle; the hinge rod is arranged on the bottom plate, and the fixed substrate is fixed at the top end of the hinge rod.
Has the advantages that: the utility model discloses an adjustable rat fixer, which comprises a fixed base plate, wherein four groups of limb fixing modules are arranged on the fixed base plate; the limb fixing module comprises a linear slide rail and a supporting plate, and a gap part for the rat limb to pass through is arranged on the supporting plate; the supporting plate is fixed on the linear slide rail and then is adjustably arranged on the fixed base plate through the linear slide rail; firstly, four limbs of a rat are fixed by four independent limb fixing modules, pass through the limbs of the rat through the gap of the supporting plate, and are bound at the gap, so that the neck, the head and other positions of the rat are fully exposed while the rat is fixed, and experimental operation is facilitated; simultaneously, the layer board is fixed in on the linear slide rail, and the layer board is fixed along linear slide rail regulation after to it is fixed to fully adapt to the not rat of unidimensional, solved rat neck inconvenient operation, the unable problem of adjusting of size.
When tail vein injection is carried out, the adjustable tail vein fixator has adjustability, the same fixator can be used for rats with different sizes, the size adjustment attaching degree is high, the fixation is firmer, and the operation is accurate; when blood is collected by rat eyeballs, the left hand is released to hold the rat eyeballs, and the head of the rat can be fixed only by the left hand, so that labor is saved, and the rat eyeballs are prevented from being bitten; the fixer adjusts according to the size of the mouse, and is convenient to use.
Drawings
Fig. 1 is a front view of an adjustable rat fixer of the present invention;
FIG. 2 shows a side view of FIG. 1;
fig. 3 shows a structural view of fig. 2.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 3, this embodiment provides an adjustable rat fixer for fixing the four limbs and the tail of a rat, and simultaneously exposing the head, the neck, the chest and the like of the rat for experimental operation.
The adjustable rat fixator of the embodiment comprises a flat fixing base plate 1, and four groups of limb fixing modules 2 are arranged on the fixing base plate 1 approximately in central symmetry.
In this embodiment, four sets of the limb fixing modules 2 are arranged in two sets and respectively arranged at the upper and lower ends of the fixing substrate 1 to form an upper limb fixing set and a lower limb fixing set.
Use this upper limbs fixed group as the example, the fixed module 2 mirror images of two limbs of this upper limbs fixed group sets up the installation, and every this limb fixed module 2 all includes a linear slide rail 22 and a convex layer board 21, is equipped with a breach portion 211 that is used for rat limbs to pass on the bottom border of this layer board 21, and breach portion one side is provided with a through-hole, ties up on the through-hole and ties up the bandage, and the limb of rat is binded in breach portion 211 through the bandage.
The two linear slide rails 22 are fixed to the fixed base plate 1 in a left-right symmetrical manner and extend laterally in the left-right direction of the fixed base plate 1. The supporting plate 21 is fixed on the linear sliding rail 22, in this embodiment, the supporting plate 21 is a curved plate of 1/4 circular arcs, an outer edge of one end of the supporting plate 21 is fixed on a sliding bar of the linear sliding rail 22, and a supporting column 212 is further fixed on the sliding bar, so as to be fixed on an outer side wall surface of the supporting plate 21 through a top end of the supporting column 212, to realize stable installation of the supporting plate 21, and to enable an opening direction of the supporting plate 21 to be inclined upwards.
Two relative these layer boards 21 cooperate in order to form semicircular support housing for the upper limbs of fixed rat, should support housing opening direction upwards, in order to be used for by the below support rat body, in order to realize supporting, and control the adjustment of sliding and adapt to not unidimensional rat, simultaneously, can fully expose the neck and the head of fixed back rat, the experiment operation of being convenient for.
Meanwhile, in the linear slide rail 22 of this embodiment, a friction block is disposed on the linear slide rail 22, and the friction block is disposed between the fixed chute of the linear slide rail 22 and the sliding strip and abuts against the sliding strip, so as to achieve friction fixation of the position of the supporting plate 21. Of course, it is understood that in other embodiments, an elastic latch or a pin positioning mechanism may be further disposed on the linear slide 22, or a locking positioning mechanism may be disposed between the supporting plate 21 and the fixed substrate 1, so as to adjust the position of the supporting plate 21.
The supporting plate 21 of the upper limb fixing group is directly arranged on the fixing base plate through the linear slide rail, so that the position in the left and right directions can be adjusted; in order to adapt to rats with different lengths, the two support plates 21 of the lower limb fixing set are both mounted on a movable plate 10.
In this embodiment, there are two movable plates 10, and each movable plate 10 is provided with one limb fixing module 2; the limb fixing modules on the two movable plates 10 are arranged in a group in a mirror image manner, so as to form a lower limb fixing group.
Wherein, the lower end of the fixed base plate 1 is provided with two adjusting slide rails 11 side by side, and the adjusting slide rails 11 longitudinally extend from the middle part towards the lower part of the fixed base plate 1; the two movable plates 10 are movably disposed in the adjusting slide rail 11 for longitudinal position adjustment, and the linear slide rail of each limb fixing module 2 transversely extends along the left-right direction of the fixing base plate 1, thereby forming adjustment of the width and length directions of the supporting plate 21.
In order to adjust the position of the movable plate 10 in the adjusting slide rail 11, a through first insertion hole is formed in the movable plate 10, and correspondingly, a plurality of second insertion holes 110 are formed in the adjusting slide rail 11 at different positions corresponding to the first insertion hole covered on the movable track of the movable plate 10, and the first insertion hole is locked and fixed to different second insertion holes 110 through bolts or pins, so that the movable plate 10 is fixed at different positions in the adjusting slide rail 11. Similarly, the supporting plate 21 of the lower limb fixing group is also a circular arc line plate, and the two supporting plates 21 are matched to form a semicircular lower supporting shell.
Meanwhile, the fixed substrate 1 is also provided with a tail tray 3, preferably, the tail tray 3 is a cuboid boss to be used as a rat tail injection platform; the tail supporting table 3 is arranged at the middle part of the lower end of the fixed base plate 1 to fix the tail of the rat.
In order to realize the angle adjustment of the whole fixed base plate 1 and adapt to the requirements of different rat inclination modes, the embodiment is also provided with an adjustable supporting seat, the adjustable supporting seat comprises a bottom plate fixed on a desktop, preferably, a bolt is locked and fixed or a sucker is adsorbed and fixed, and the adjustable supporting seat also comprises a hinge rod 4 with an adjustable included angle; specifically, the hinge rod includes a lower rod body 42 and an upper rod body 41 which are connected in a hinged manner, the bottom end of the lower rod body 42 is fixed on the bottom plate, and the bottom side of the fixed substrate 1 is fixed on the top end of the upper rod body 41, so that the installation and the fixation are realized.
In order to realize the angle adjustment and the fixing, the upper rod body 41 and the lower rod body 42 are hinged through the locking bolt 43, the angle adjustment of the hinge rod 4 can be realized by loosening the locking bolt 43, and then the structure fixing of the hinge rod 4 is realized by locking the locking bolt 43, namely the swing angle of the fixed base plate 1 is positioned.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. An adjustable rat fixer is characterized in that: comprises a fixed substrate, four groups of limb fixing modules are arranged on the fixed substrate;
the limb fixing module comprises a linear slide rail and a supporting plate, wherein a gap part for the rat limb to pass through is arranged on the supporting plate, and a binding belt is fixed on one side of the gap part;
the supporting plate is fixed on the linear slide rail and then adjustably arranged on the fixed base plate through the linear slide rail.
2. The adjustable rat fixator according to claim 1, wherein: the fixed base plate is also provided with at least one movable plate, and the movable plate is provided with at least one limb fixing module; an adjusting slide rail is arranged on the fixed base plate, and the movable plate is adjustably arranged in the adjusting slide rail.
3. The adjustable rat fixator according to claim 2, wherein: the movable plate is provided with a first jack, a plurality of second jacks are arranged in the adjusting slide rail corresponding to the first jack regions of the movable plate at different positions, the first jacks are fixed in different second jacks through bolts or pins, and then the movable plate is fixed at different positions in the adjusting slide rail.
4. The adjustable rat fixator according to claim 2, wherein: the number of the movable plates is two, and each movable plate is provided with the limb fixing module;
the lower end of the fixed base plate is provided with two adjusting slide rails in parallel, and the adjusting slide rails extend longitudinally towards the lower part of the fixed base plate;
the linear slide rail of each limb fixing module transversely extends along the left and right directions of the fixing base plate.
5. The adjustable rat fixator according to claim 2, wherein: the four-limb fixing modules are arranged pairwise oppositely, the supporting plates are arc-shaped bent plates, and the two opposite supporting plates are matched to form a semicircular supporting shell;
the gap part is arranged at the position of the outer edge of the top of the supporting plate.
6. The adjustable rat fixator according to claim 1, wherein: the linear slide rail is provided with a friction block to fix the position of the supporting plate.
7. The adjustable rat fixator according to claim 1, wherein: the fixing device also comprises a tail supporting table, wherein the tail supporting table is arranged at the middle part of the lower end of the fixing substrate.
8. The adjustable rat fixator according to any one of claims 1 to 7, wherein: the adjustable supporting seat comprises a bottom plate and a hinge rod with an adjustable included angle; the hinge rod is arranged on the bottom plate, and the fixed substrate is fixed at the top end of the hinge rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020152769.6U CN211534977U (en) | 2020-02-05 | 2020-02-05 | Adjustable rat fixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020152769.6U CN211534977U (en) | 2020-02-05 | 2020-02-05 | Adjustable rat fixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211534977U true CN211534977U (en) | 2020-09-22 |
Family
ID=72493992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020152769.6U Expired - Fee Related CN211534977U (en) | 2020-02-05 | 2020-02-05 | Adjustable rat fixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211534977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023108483A1 (en) * | 2021-12-15 | 2023-06-22 | 深圳先进技术研究院 | Rat jugular vein blood taking fixing device |
-
2020
- 2020-02-05 CN CN202020152769.6U patent/CN211534977U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023108483A1 (en) * | 2021-12-15 | 2023-06-22 | 深圳先进技术研究院 | Rat jugular vein blood taking fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 Termination date: 20210205 |