CN209916274U - Rat fixer for measuring temperature in electromagnetic radiation environment - Google Patents
Rat fixer for measuring temperature in electromagnetic radiation environment Download PDFInfo
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- CN209916274U CN209916274U CN201822112339.7U CN201822112339U CN209916274U CN 209916274 U CN209916274 U CN 209916274U CN 201822112339 U CN201822112339 U CN 201822112339U CN 209916274 U CN209916274 U CN 209916274U
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Abstract
The utility model discloses a rat fixer for temperature measurement in electromagnetic radiation environment relates to biomedical's equipment field for experiments. The rat fixer comprises an inner cylinder, an outer cylinder fixing plate, a screw and a thermometer bracket. The outer cylinder is matched with the inner cylinder for use and used for guiding a rat to drill into and fix the rat. The outer cylinder fixing plate is perpendicular to and fixedly connected with one end of the outer cylinder and used for supporting the outer cylinder, exposing the anus of a rat and adjusting the position of the rat relative to the direction of the radiation field. The screw is used for penetrating through the outer cylinder and is fixed with the inner cylinder. The thermometer support is vertical relative to the horizontal plane and is used for supporting the thermometer. Wherein, during temperature measurement, the rat is fixed by the inner cylinder, the outer cylinder fixing plate and the screw together. By using the rat fixer, the temperature measurement can be realized only by fixing the rat through the rat fixer and then placing the rat in an electromagnetic environment, the whole temperature measurement process is unattended, and an operator cannot be exposed in the electromagnetic environment, so that the safety is ensured.
Description
Technical Field
The utility model belongs to the technical field of biomedical's experimental equipment and specifically relates to a rat fixer that is arranged in electromagnetic radiation environment temperature measurement.
Background
With the development of wireless communication devices such as radars, mobile phones, etc., the influence of electromagnetic radiation on human health is receiving increasing attention. Electromagnetic radiation bioeffect studies are an effective way to assess the potential hazards of electromagnetic radiation, where temperature is a non-negligible measure in electromagnetic radiation bioeffect studies. It is not only a basic index for evaluating the degree of thermal effect hazard, but also an important index for distinguishing thermal effect from non-thermal effect.
The rat is one of the most common experimental animals for carrying out animal electromagnetic exposure experiments, and the body temperature of the rat needs to be monitored in the electromagnetic exposure process under different conditions so as to determine the change condition of the body temperature of the rat in the electromagnetic radiation process. There are two commonly used methods of temperature measurement. One is infrared thermometry, which does not require fixing the rat, but only measures the body surface temperature of the rat, which does not represent the core temperature. Another method for measuring the anal temperature of the rat through a mercury thermometer or a thermocouple thermometer can represent the core temperature, but the method needs to fix the rat, and the temperature is generally measured through matching two persons, one person grabs the rat, and the other person measures the anal temperature of the rat.
The process of measuring the temperature of the rat anus needs the cooperation of two persons, the safety of the personnel is considered, the temperature measurement cannot be carried out in the electromagnetic radiation environment, and otherwise, the operators can be potentially damaged by the electromagnetic radiation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a rat fixer for measuring temperature in electromagnetic radiation environment.
A rat fixer for measuring temperature in electromagnetic radiation environment comprises:
an inner barrel;
the outer cylinder is sleeved outside the inner cylinder, is matched with the inner cylinder for use and is used for guiding a rat to drill into and fix the rat;
the outer cylinder fixing plate is perpendicular to and fixedly connected with one end of the outer cylinder, is used for supporting the outer cylinder, enables the anus part of the rat to be exposed and can adjust the position of the rat relative to the direction of a radiation field;
the screw is used for penetrating through the outer barrel and fixing the outer barrel and the inner barrel so as to fix the inner barrel on the outer barrel; and
the thermometer support is vertical relative to the horizontal plane and is used for supporting a thermometer to measure the anal temperature of the rat;
and during temperature measurement, the rat is fixed through the inner cylinder, the outer cylinder fixing plate and the screws.
Further, the inner tube is the other end open-ended barrel of one end closure, the open end is used for making the rat bores into, the blind end is used for the restriction the displacement of rat, the blind end has the bleeder vent of following its axis and lining up to guarantee that the rat normally breathes, the axial of barrel is equipped with the screw, with the holding the screw.
Furthermore, the number of screw is a plurality of and be one row and arrange, is the interval setting between two liang of screw to adapt to the rat of different length.
Further, the urceolus is both ends open-ended barrel, be close to in the urceolus one end of inner tube is equipped with the through-hole along its radial to pass through the screw, urceolus middle part department is equipped with the trompil, so that the guide the rat bores into, the urceolus other end along the axial be equipped with the urceolus opening that the trompil is linked together, in order to guide the tail of rat passes through.
Further, the number of the through holes is multiple, and the screw holes are matched with the through holes at different positions so as to set the exposure angle of the rat.
Furthermore, the outer cylinder fixing plate is fixedly connected with one end, provided with the outer cylinder opening, of the outer cylinder, a through hole is formed in the position, on the upper side of the center of the outer cylinder fixing plate, so that the anus of the rat is exposed, the outer cylinder fixing plate opening communicated with the through hole is vertically and downwards formed in the top end of the outer cylinder fixing plate, and the outer cylinder fixing plate opening is communicated with the outer cylinder opening so that the tail of the rat can pass through and the temperature measurement operation can be conveniently carried out.
Further, the outer cylinder fixing plate is in a regular hexagon shape, so that the direction of the rat facing the electromagnetic wave can be adjusted according to experimental needs.
Furthermore, the thermometer support is vertical relative to the horizontal plane and is provided with a support body, and the support body is provided with a placement hole penetrating through the front surface and the rear surface of the support body so as to support the thermometer.
Further, the thermometer holder is also provided with a base which is fixedly connected with the holder body to support the holder body.
Further, the inner barrel, the outer barrel fixing plate, the screw and the thermometer support are all made of organic glass, so that the thermometer support is suitable for electromagnetic exposure environments.
A big mouse fixer for temperature measurement in electromagnetic radiation environment forms rat fixed knot through inner tube, urceolus fixed plate and screw and constructs, exposes the rat anus through the urceolus fixed plate, and thermometer one end supports on the thermometer support, and the thermometer other end inserts the rat anus, can realize measuring rat anus temperature. By using the rat fixer, temperature measurement can be realized only by fixing the rat and placing the rat in an electromagnetic environment, the whole temperature measurement process is unattended, and an operator cannot be exposed in the electromagnetic environment, so that the personnel safety is ensured.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded schematic view of a rat fixer for measuring temperature in an electromagnetic radiation environment according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a screw according to an embodiment of the present invention.
Reference numerals:
100 rat fixer
10 an inner cylinder, wherein the inner cylinder is provided with a plurality of inner cylinders,
11 closed end, 12 open end, 13 air holes, 14 screw holes,
20 an outer cylinder, wherein the outer cylinder is provided with a plurality of outer cylinders,
21 through hole, 22 open hole, 23 outer cylinder open hole,
30 an outer cylinder fixing plate,
31 through holes, 32 outer cylinder fixing plate openings, 33 grooves,
40 of the screw thread, and the screw thread,
a 50-degree thermometer holder is arranged on the thermometer holder,
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Fig. 1 is an exploded schematic view of a rat fixer for measuring temperature in an electromagnetic radiation environment according to an embodiment of the present invention. Fig. 2 is a schematic structural diagram of a screw according to an embodiment of the present invention. Referring to fig. 1 and also to fig. 2, the present invention provides a rat holder 100 for measuring temperature in an electromagnetic radiation environment, which may generally include: an inner cylinder 10, an outer cylinder 20, an outer cylinder fixing plate 30, a screw 40 (see fig. 2), and a thermometer holder 50. The outer cylinder 20 is sleeved outside the inner cylinder 10, and is used in cooperation with the inner cylinder 10 to guide a rat to drill into and fix the rat. Preferably, the outer diameter of the inner barrel 10 matches the inner diameter of the outer barrel 20 to facilitate nesting of the inner barrel 10 into the outer barrel 20. More preferably, the inner cylinder 10 can be just inserted into the outer cylinder 20. The outer cylinder fixing plate 30 is perpendicular to and fixedly connected with one end of the outer cylinder 20, and is used for supporting the outer cylinder 20, exposing the anus of the rat, and adjusting the body position of the rat relative to the direction of the radiation field. A screw 40 (see fig. 2) is used to penetrate through the outer cylinder 20 and fix with the inner cylinder 10 to fix the inner cylinder 10 at the outer cylinder 20. Preferably, the screw 40 (see fig. 2) is a thumb screw to facilitate handling. The thermometer holder 50 is vertical with respect to a horizontal plane and supports a thermometer to measure the anal temperature of the rat. During temperature measurement, the rat is fixed through the inner cylinder 10, the outer cylinder 20, the outer cylinder fixing plate 30 and the screw 40.
During temperature measurement, the inner cylinder 10 and the outer cylinder 20 are horizontally arranged, an operator holds the joint of the outer cylinder 20 and the inner cylinder 10 with one hand, the inner cylinder 10 is embedded into one part of the outer cylinder 20, then the operator holds the tail of a rat with the other hand to enable the head of the rat to penetrate into the inner cylinder 10 from the outer cylinder 20, and then the rat is fixed through the screw 40 after being adjusted to be in a proper length, so that the rat is in a comfortable state and cannot be bounced. The thermometer is inserted into the anus of the rat through the thermometer holder 50 to measure the anal temperature of the rat.
A rat fixer 100 for temperature measurement in electromagnetic radiation environment utilizes the drilling characteristics of rat, forms rat fixed knot through inner tube 10, urceolus 20, urceolus fixed plate 30 and screw 40 and constructs, can be very convenient fixed with the rat. Expose the rat anus through urceolus fixed plate 30, thermometer one end supports on thermometer support 50, and the thermometer other end inserts the rat anus, can realize measuring rat anus temperature, convenient to use, easy operation. By using the rat fixator 100, temperature measurement can be realized only by fixing the rat and placing the rat in an electromagnetic environment, the whole temperature measurement process is unattended, and an operator cannot be exposed in the electromagnetic environment, so that the safety is ensured.
Furthermore, the utility model discloses simple structure, reliable, the operation and the washing of being convenient for.
In addition, the rat fixer 100 of the present invention is not only safe and labor-saving, but also has a wide application range. The utility model can be applied to the experimental operations of blood sampling, abdominal cavity injection, acupuncture and moxibustion and the like of the rat vein.
Utility model people are realizing the utility model discloses an in-process still discovers the current big mouse fixer that is used for experimental operations such as tail vein to get blood, intraperitoneal injection, acupuncture, and it is unreasonable to have the fixer design, and it is fixed to need force during the operation, and the rat that is easy to injure or irritate neither does benefit to the experiment and also has the potential safety hazard to operating personnel. And use the rat fixer 100 of the utility model, owing to the adoption of the structure, can ensure that the rat is firmly fixed and is in a more comfortable state, thereby being beneficial to the experiment and ensuring that the operating personnel is safer.
In this embodiment, the inner tube 10 is a tube body with one end closed and the other end open, the open end 12 is used for the rat to enter, the closed end 11 is used for limiting the displacement of the rat, the closed end 11 is provided with a vent hole 13 penetrating along the axis of the closed end to ensure the normal breathing of the rat, and the axial direction of the tube body is provided with a screw hole 14 for accommodating the screw 40.
In this embodiment, the quantity of screw 14 is a plurality of and is one row of arranging, is the interval setting between two liang of screws 14 to adapt to the rat of different length, so the utility model discloses not only simple structure has the good advantage of different size rat adjustablities moreover. In this embodiment, a row of screw holes 14 is formed above the inner cylinder 10.
In this embodiment, the outer cylinder 20 is a cylinder with openings at both ends. One end of the outer cylinder 20 close to the inner cylinder 10 is provided with a through hole 21 along a radial direction thereof to pass through the screw 40. The middle part of the outer cylinder 20 is provided with an opening 22 so as to guide the rat to drill in, and the opening 22 is a round hole. The other end of the outer cylinder 20 is axially provided with an outer cylinder opening 23 communicated with the opening 22, so that the operator can drag the tail of the rat, i.e. guide the tail of the rat to pass through the outer cylinder opening 23.
In this embodiment, the number of the through holes 21 is plural, and the screw holes 14 are matched with the through holes 21 at different positions to set the exposure angle of the rat. In this embodiment, the outer cylinder 20 has a through hole 21 in each of the upper, lower, left and right directions along the radial direction of the side close to the inner cylinder 10 to adapt to different rat exposure positions, i.e. dorsal exposure, ventral exposure, left exposure or right exposure. Of course, in other embodiments, more through holes 21 may be added as needed. Different combinations of screw holes 14 and through holes 21 can be selected to adapt to rats with different body lengths and different rat exposure positions.
In this embodiment, the outer cylinder fixing plate 30 is fixedly connected to one end of the outer cylinder 20, at which the outer cylinder opening 23 is provided. A through hole 31 is formed at a position above the center of the outer cylinder fixing plate 30 according to the position of the rat anus after the rat is fixed to the inner cylinder 10, so that the rat anus is exposed. An outer cylinder fixing plate opening 32 communicated with the through hole 31 is vertically and downwards formed in the top end of the outer cylinder fixing plate 30, and the outer cylinder fixing plate opening 32 is communicated with the outer cylinder opening 23, so that temperature measurement operation is facilitated.
More specifically, in the present embodiment, the outer cylinder fixing plate 30 is provided with a circular groove 33 on the surface matching with the outer cylinder 20, and the outer cylinder 20 can be inserted into the circular groove 33 and fixed by organic glass glue. So that the rat holder 100 can be smoothly placed on a horizontal plane. Of course, the fixing method between the outer cylinder 20 and the outer cylinder fixing plate 30 may be other fixing connection methods such as interference fit, screw connection, and the like.
In this embodiment, the outer cylinder fixing plate 30 is regular hexagon, so as to adjust the rat to face the direction of the electromagnetic wave according to the experimental requirement.
In this embodiment, the thermometer holder 50 is vertical to a horizontal plane, and has a holder body 51, and the holder body 51 is provided with a resting hole 52 penetrating through front and rear surfaces thereof to support the thermometer.
Thus, the rat can be easily induced to enter the opening 22 of the outer cylinder 20 and further enter the inner cylinder 10 by utilizing the drilling habit of the rat, and then the tail of the rat is dragged along the outer cylinder opening 23 on the right side of the opening 22 in the middle of the outer cylinder 20 and the outer cylinder fixing plate opening 32 on the upper side of the through hole 31 of the outer cylinder fixing plate 30, so that the rat tail is positioned at the through hole 31 on the outer cylinder fixing plate 30. Meanwhile, the nesting depth of the inner cylinder 10 and the outer cylinder 20 is adjusted to fix the rat in the inner cylinder 10, the outer cylinder 20 and the outer cylinder fixing plate 30. When the mouse tail is lifted upwards, the anus of the mouse can be exposed, and a thermometer can be easily inserted for temperature measurement operation. After the thermometer is inserted into the anus of the rat, the other end of the thermometer is placed on the thermometer holder 50, a plurality of placing holes 52 are formed in the thermometer holder, the thermometer is kept at a certain inclination angle by adjusting the distance between the thermometer holder 50 and the rat holder 100 and selecting the proper placing holes 52, the anus is low in side, the thermometer holder 50 is high in side, the position of the thermometer is kept stable during measurement, and the thermometer is not easily affected by the fact that the rat anus moves and the thermometer is ejected out.
Further, the thermometer holder 50 further has a base 53 fixedly coupled to the holder body 51 to support the holder body 51.
Further, the inner barrel 10, the outer barrel 20, the outer barrel fixing plate 30, the screw 40 and the thermometer holder 50 are all made of organic glass, so that the influence on the electromagnetic field distribution in the electromagnetic exposure process is avoided. The event the utility model discloses electromagnetic compatibility is good, can be applied to in all kinds of electromagnetic environment. Of course, the material of all the parts may also be other materials capable of avoiding the influence on the electromagnetic field distribution in the electromagnetic exposure process, such as plastic, rubber, and the like. The utility model discloses fully consider electromagnetic environment and temperature measurement operation, provide a rat fixer 100 that can be used to measure rat core body temperature under the electromagnetic environment.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 present 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.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A rat fixer for measuring temperature in electromagnetic radiation environment is characterized by comprising:
an inner barrel;
the outer cylinder is sleeved outside the inner cylinder, is matched with the inner cylinder for use and is used for guiding a rat to drill into and fix the rat;
the outer cylinder fixing plate is perpendicular to and fixedly connected with one end of the outer cylinder, is used for supporting the outer cylinder, enables the anus part of the rat to be exposed and can adjust the position of the rat relative to the direction of a radiation field;
the screw is used for penetrating through the outer barrel and fixing the outer barrel and the inner barrel so as to fix the inner barrel on the outer barrel; and
the thermometer support is vertical relative to the horizontal plane and is used for supporting a thermometer to measure the anal temperature of the rat;
and during temperature measurement, the rat is fixed through the inner cylinder, the outer cylinder fixing plate and the screws.
2. The rat fixer for measuring temperature in electromagnetic radiation environment according to claim 1, wherein the inner cylinder is a cylinder with one end closed and the other end open, the open end is used for the rat to enter, the closed end is used for limiting the displacement of the rat, the closed end has a vent hole penetrating along the axis of the closed end to ensure the normal breathing of the rat, and a screw hole is axially arranged on the cylinder to accommodate the screw.
3. The rat fixer for measuring temperature in electromagnetic radiation environment according to claim 2, wherein the number of the screw holes is multiple and arranged in a row, and every two screw holes are arranged at intervals to adapt to rats with different lengths.
4. The rat fixer for measuring temperature in electromagnetic radiation environment as claimed in claim 2, wherein the outer cylinder is a cylinder with two open ends, one end of the outer cylinder close to the inner cylinder is provided with a through hole along its radial direction for passing the screw, the middle part of the outer cylinder is provided with an opening for guiding the rat to drill in, and the other end of the outer cylinder is provided with an outer cylinder opening axially communicated with the opening for guiding the tail of the rat to pass through.
5. The rat fixer for measuring temperature in electromagnetic radiation environment according to claim 4, wherein the number of the through holes is multiple, and the screw holes are matched with the through holes at different positions to set the exposure angle of the rat.
6. The rat fixer for measuring temperature in electromagnetic radiation environment as claimed in claim 4, wherein the outer cylinder fixing plate is fixedly connected with one end of the outer cylinder, which is provided with the outer cylinder opening, a through hole is arranged at a position above the center of the outer cylinder fixing plate so as to expose the anus of the rat, an outer cylinder fixing plate opening communicated with the through hole is vertically and downwardly arranged at the top end of the outer cylinder fixing plate, and the outer cylinder fixing plate opening is communicated with the outer cylinder opening so as to facilitate passing of the tail of the rat and temperature measurement operation.
7. The rat fixer for measuring temperature in electromagnetic radiation environment according to claim 6, wherein the outer cylinder fixing plate is regular hexagonal to adjust the direction of the rat facing the electromagnetic wave according to the experimental requirement.
8. The rat holder for measuring temperature in an electromagnetic radiation environment as claimed in claim 1, wherein the thermometer holder is vertical to a horizontal plane and has a holder body where a resting hole penetrating through front and rear surfaces thereof is formed to support the thermometer.
9. The rat holder for measuring temperature in an electromagnetic radiation environment according to claim 8, wherein the thermometer holder further has a base fixedly connected to the holder body to support the holder body.
10. The rat holder for measuring temperature in an electromagnetic radiation environment according to any one of claims 1 to 9, wherein the inner cylinder, the outer cylinder fixing plate, the screws and the thermometer holder are made of organic glass so as to be suitable for the electromagnetic radiation environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822112339.7U CN209916274U (en) | 2018-12-14 | 2018-12-14 | Rat fixer for measuring temperature in electromagnetic radiation environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822112339.7U CN209916274U (en) | 2018-12-14 | 2018-12-14 | Rat fixer for measuring temperature in electromagnetic radiation environment |
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| CN209916274U true CN209916274U (en) | 2020-01-10 |
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| CN201822112339.7U Active CN209916274U (en) | 2018-12-14 | 2018-12-14 | Rat fixer for measuring temperature in electromagnetic radiation environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109662799A (en) * | 2018-12-14 | 2019-04-23 | 中国人民解放军军事科学院军事医学研究院 | Rat fixator for thermometric in electromagnetic radiation environment |
-
2018
- 2018-12-14 CN CN201822112339.7U patent/CN209916274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109662799A (en) * | 2018-12-14 | 2019-04-23 | 中国人民解放军军事科学院军事医学研究院 | Rat fixator for thermometric in electromagnetic radiation environment |
| CN109662799B (en) * | 2018-12-14 | 2024-05-14 | 中国人民解放军军事科学院军事医学研究院 | Rat fixer for measuring temperature in electromagnetic radiation environment |
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