CN219020056U - Low-temperature collection box for animal experiment samples - Google Patents

Abstract

The utility model belongs to the technical field of low-temperature collection boxes, in particular to a low-temperature collection box for animal experiment samples, which aims at solving the problem that the prior art cannot timely supplement liquid nitrogen into the collection box to cause putrefaction pollution of the samples.

Description

Low-temperature collection box for animal experiment samples

Technical Field

The utility model relates to the technical field of low-temperature collection boxes, in particular to a low-temperature collection box for animal experiment samples.

Background

The requirements of various domestic scientific research institutions, universities, high-tech enterprises and the like on animal experiments are increasing, the requirements of low-temperature preservation of animal tissue samples are becoming stricter in the process of collecting and sampling the animal tissue samples, and the use of liquid nitrogen is becoming more common.

At present, a low-temperature collection box is adopted for preservation when an animal experiment sample is collected, and a common low-temperature collection box is poor in heat preservation and heat insulation effect, so that the phenomenon that liquid nitrogen volatilizes too fast occurs, and meanwhile, the defect that liquid nitrogen can not be timely supplemented into the collection box is added, so that the sample can be putrefactive and polluted when serious is caused, and a foam box cover needs to be frequently opened and closed in the sampling process when the common foam box is collected, so that liquid nitrogen is greatly lost.

Disclosure of Invention

The utility model aims to solve the defect that in the prior art, the sample can be spoiled and polluted due to the fact that liquid nitrogen cannot be timely supplemented into a collection box, and provides a low-temperature collection box for animal experiment samples.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an animal experiment sample low temperature collecting box, including the collecting box, first rectangular channel has been seted up to the collecting box front side, the second rectangular channel has been seted up at the top of collecting box, the top of collecting box articulates there is the case lid, fixed mounting has the panel on the top inner wall of first rectangular channel, the front side of panel and the equal fixed mounting of rear side have the second bottom plate, telescopic machanism is installed at the second bottom plate top of panel front side, telescopic machanism is installed to the internally mounted of first rectangular channel, telescopic machanism installs on telescopic machanism's right side, install driving telescopic machanism and detachable machanism moving actuating mechanism on the panel, telescopic machanism includes two first sliding blocks and push rod, two equal fixed mounting in the second bottom plate top of panel front side of two first sliding blocks are run through to the right side of first sliding block, and push rod slidable mounting is on two first sliding blocks, the second rectangle through-hole has been seted up on the push rod.

By means of the structure, the telescopic mechanism is arranged to move leftwards through the push rod, so that the detachable mechanism arranged on the right side of the push rod is driven to normally operate, the effect of driving the detachable mechanism is achieved, and meanwhile, the reliability of the detachable mechanism is improved; the detachable mechanism is arranged to realize the function of timely supplementing liquid nitrogen into the collecting box by replacing and fixing a new miniature liquid nitrogen bottle when the liquid nitrogen in the collecting box is insufficient and the liquid nitrogen needs to be supplemented.

Preferably, an electric push rod is fixedly installed on the inner wall of the bottom of the first rectangular groove, a first bottom plate for placing the miniature liquid nitrogen bottle is fixedly installed at the top of the electric push rod, a first rectangular through hole is formed in the inner wall of the bottom of the second rectangular groove, and the inner wall of the first rectangular through hole is in movable contact with the miniature liquid nitrogen bottle.

Further, the first bottom plate is driven to move upwards through the electric push rod, and then the miniature liquid nitrogen bottle placed on the first bottom plate is conveyed to the middle of the two fixing plates and is controlled to be in contact with the inner wall of the first rectangular through hole, so that the effect of enhancing the stability of the miniature liquid nitrogen bottle is achieved.

Preferably, the driving mechanism comprises a motor, a rotating shaft, an eccentric wheel and a protruding column, wherein the motor is fixedly arranged on the top of a second bottom plate positioned at the rear side of the panel, the rear end of the rotating shaft is fixedly arranged on an output shaft on the motor, the front end of the rotating shaft penetrates through the panel and extends to the front side of the panel, the eccentric wheel is fixedly arranged at the front end of the rotating shaft, the protruding column is fixedly arranged at the front side of the eccentric wheel, and the front end of the protruding column is slidably arranged on the inner wall of the second rectangular through hole.

Further, the output shaft on the motor rotates anticlockwise, the rotating shaft fixedly installed on the output shaft of the motor is driven to rotate anticlockwise, the eccentric wheel fixedly installed at the front end of the rotating shaft is driven to rotate anticlockwise, the protruding column fixedly installed on the eccentric wheel is driven to rotate anticlockwise, and then the protruding column is driven to move downwards along the second rectangular through hole, so that the function of driving the detachable mechanism is achieved, and meanwhile the reliability of the detachable mechanism is guaranteed.

Preferably, the detachable mechanism comprises a second sliding block, a flat plate, two first connecting rods, two second connecting rods, two supporting frames, two fixing plates and a cylinder, wherein the second sliding block is slidably arranged on the push rod, the right end of the push rod penetrates through the second sliding block and extends to the right side of the second sliding block, and the left side of the flat plate is fixedly arranged on the right side of the second sliding block.

Further, the purpose of dull and stereotyped fixed mounting on the right side of second sliding block is in order to guarantee the push rod at the in-process that moves left and drive two first connecting rods and two second connecting rods and remove, installs the cylinder on two second connecting rods and the bottom fixed mounting of cylinder on the dull and stereotyped through rotating, and then improves the effect of whole detachable mechanism stability.

Preferably, the two first connecting rods are respectively rotatably mounted on the front side and the rear side of the push rod, the left ends of the two second connecting rods are respectively rotatably mounted on one ends of the two first connecting rods, which are far away from each other, and the two second connecting rods are alternately placed, the cylinder is rotatably mounted on the two second connecting rods, the bottom of the cylinder is fixedly mounted on the top of the flat plate, the two supporting frames are respectively fixedly mounted on the right ends of the corresponding second connecting rods, the two supporting frames are in sliding contact with the flat plate, the two fixing plates are fixedly mounted on the top of one sides of the two supporting frames, and one sides of the two fixing plates, which are close to each other, are in detachable contact with the miniature liquid nitrogen bottle.

Further, the push rod moves leftwards to drive the two first connecting rods which are respectively installed on the front side of the push rod and the rear side of the push rod to be close to each other, the two crossed second connecting rods which are installed on the right end of the first connecting rod are driven to rotate around the cylinder and enable the two second connecting rods to be close to each other, and then the two fixing plates which are respectively and fixedly installed on the right ends of the two second connecting rods are driven to be close to each other until the miniature liquid nitrogen bottle located in the middle of the two fixing plates is clamped and fixed, the function of fixing the miniature liquid nitrogen bottle is achieved, finally the miniature liquid nitrogen bottle is opened, the function of timely supplementing liquid nitrogen into the collecting box can be achieved, and the phenomenon that putrefactive pollution of animal experimental samples is caused in the collecting box due to insufficient liquid nitrogen is prevented.

Preferably, four circular through holes are arrayed at the top of the box cover, the tops of the four circular through holes are hinged with turning covers, handles are fixedly installed at the tops of the four turning covers, and collecting net bags for collecting samples are fixedly installed at the bottoms of the four circular through holes.

Further, through flip and the cooperation of collecting the string bag, not only can realize placing the sample into through opening flip and collect the string bag in preserving, and collect string bag downwardly extending to in the liquid nitrogen, guaranteed the low temperature freezing save condition of sample, simultaneously because flip opening is less, and can close immediately, reduce frequently to open at the sampling in-process and close the case lid, and then realize the effect that reduces the sampling in-process liquid nitrogen loss.

Advantageous effects

1. According to the utility model, through the matched use of the flip cover and the collection net bag, the sample can be stored in the collection net bag by opening the flip cover, and the collection net bag extends downwards into liquid nitrogen, so that the low-temperature freezing storage condition of the sample is ensured, meanwhile, the flip cover is small in opening and can be closed immediately, the frequent opening and closing of the box cover are reduced in the sampling process, and the effect of reducing the liquid nitrogen loss in the sampling process is realized;

2. the telescopic mechanism is arranged in the utility model, so that the telescopic mechanism can move leftwards through the push rod, and further drives the detachable mechanism arranged on the right side of the push rod to normally operate, thereby realizing the effect of driving the detachable mechanism and ensuring the reliability of the detachable mechanism;

3. the detachable mechanism is arranged in the utility model, so that the first connecting rod and the second connecting rod can be driven to approach each other by the leftward movement of the push rod, thereby driving the two fixing plates to approach each other, realizing the fixing function of the liquid nitrogen bottle to be supplemented, and further realizing the effect of timely supplementing liquid nitrogen into the collection box;

when the liquid nitrogen in the collecting box is insufficient and needs to be supplemented with the liquid nitrogen, the push rod moves leftwards to drive the first connecting rod and the second connecting rod to be close to each other, so that the two fixing plates are driven to be close to each other, the function of fixing the supplemented liquid nitrogen bottle is achieved, and the function of timely supplementing the liquid nitrogen into the collecting box is achieved.

Drawings

Fig. 1 is a front perspective view of a low-temperature collection box for animal experiment samples, which is provided by the utility model;

fig. 2 is a perspective view of the inside of a collection box of the low-temperature collection box of an animal experiment sample provided by the utility model;

FIG. 3 is a partial perspective view of a low-temperature collection box for animal experiment samples according to the present utility model;

fig. 4 is a partial enlarged view of a partial perspective view a of a low-temperature collection box of an animal experiment sample according to the present utility model;

fig. 5 is a perspective view of the telescopic mechanism and the detachable mechanism of the low-temperature collection box for animal experiment samples, which are provided by the utility model;

fig. 6 is a partially enlarged perspective view of the telescopic mechanism and the detachable mechanism of the low-temperature collection box for animal experiment samples, which are matched with the mechanism B.

In the figure: 1. a collection box; 2. a first rectangular groove; 3. a second rectangular groove; 4. a first rectangular through hole; 5. a case cover; 6. a flip cover; 7. a handle; 8. collecting the net bag; 9. an electric push rod; 10. a first base plate; 11. a panel; 12. a second base plate; 13. a rotating shaft; 14. a motor; 15. an eccentric wheel; 16. a protruding column; 17. a first slider; 18. a push rod; 19. a second rectangular through hole; 20. a second slider; 21. a flat plate; 22. a first link; 23. a second link; 24. a support frame; 25. a fixing plate; 26. a cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-6, in the utility model, an animal experiment sample low-temperature collecting box comprises a collecting box 1, a first rectangular groove 2 is formed in the front side of the collecting box 1, a second rectangular groove 3 is formed in the top of the collecting box 1, a box cover 5 is hinged to the top of the collecting box 1, a panel 11 is fixedly installed on the inner wall of the top of the first rectangular groove 2, a second bottom plate 12 is fixedly installed on the front side and the rear side of the panel 11, a telescopic mechanism is installed on the top of the second bottom plate 12 positioned on the front side of the panel 11, a detachable mechanism is installed in the first rectangular groove 2, the detachable mechanism is installed on the right side of the telescopic mechanism, a driving mechanism for driving the telescopic mechanism and the detachable mechanism to operate is installed on the panel 11, the telescopic mechanism comprises two first sliding blocks 17 and a push rod 18, the right end of the push rod 18 penetrates through the two first sliding blocks 17 and extends to the right side of the first sliding blocks 17, the push rod 18 is installed on the right side of the two first sliding blocks 18, the push rod 18 is installed on the right side of the two first sliding blocks 20, the two right sliding blocks 21 and the two right sliding blocks 20 are installed on the two right side of the two sliding blocks 20, and the two right sliding blocks 20 and the two right side 20 and the two right sliding blocks 20 are installed on the two right side of the two sliding blocks 20 and the two right sliding blocks 20 are fixedly installed on the two right side supporting frames 20.

The telescopic mechanism is arranged to move leftwards through the push rod 18, so that the detachable mechanism arranged on the right side of the push rod 18 is driven to normally operate, the effect of driving the detachable mechanism is realized, and meanwhile, the reliability of the detachable mechanism is also improved; the purpose of the detachable mechanism is to drive the first connecting rod 22 and the second connecting rod 23 to be close to each other by the leftward movement of the push rod 18, so as to drive the two fixing plates 25 to be close to each other, and further realize the function of timely supplementing liquid nitrogen into the collection box 1 by replacing and fixing a new miniature liquid nitrogen bottle when the liquid nitrogen in the collection box 1 is insufficient and the liquid nitrogen needs to be supplemented.

According to the utility model, the electric push rod 9 is fixedly arranged on the inner wall of the bottom of the first rectangular groove 2, the first bottom plate 10 for placing the micro liquid nitrogen bottle is fixedly arranged at the top of the electric push rod 9, the first rectangular through hole 4 is formed in the inner wall of the bottom of the second rectangular groove 3, the inner wall of the first rectangular through hole 4 is in movable contact with the micro liquid nitrogen bottle, the first bottom plate 10 is driven to move upwards through the electric push rod 9, and then the micro liquid nitrogen bottle placed on the first bottom plate 10 is conveyed to the middle of the two fixing plates 25 and is controlled to be in contact with the inner wall of the first rectangular through hole 4, so that the effect of enhancing the stability of the micro liquid nitrogen bottle is realized.

In the utility model, the driving mechanism comprises a motor 14, a rotating shaft 13, an eccentric wheel 15 and a protruding column 16, wherein the motor 14 is fixedly arranged on the top of a second bottom plate 12 positioned at the rear side of a panel 11, the rear end of the rotating shaft 13 is fixedly arranged on an output shaft on the motor 14, the front end of the rotating shaft 13 penetrates through the panel 11 and extends to the front side of the panel 11, the eccentric wheel 15 is fixedly arranged at the front end of the rotating shaft, the protruding column 16 is fixedly arranged at the front side of the eccentric wheel 15, the front end of the protruding column 16 is slidably arranged on the inner wall of a second rectangular through hole 19, the output shaft on the motor 14 rotates anticlockwise, the rotating shaft 13 fixedly arranged on the output shaft of the motor 14 is driven to rotate anticlockwise, the eccentric wheel 15 fixedly arranged at the front end of the rotating shaft 13 is driven to rotate anticlockwise, the protruding column 16 fixedly arranged on the eccentric wheel 15 is driven to rotate anticlockwise, and the protruding column 16 is driven to move downwards along the second rectangular through hole 19, the function of driving the detachable mechanism is realized, and meanwhile, the reliability of the detachable mechanism is also ensured.

In the utility model, two first connecting rods 22 are respectively rotatably arranged at the front side and the rear side of a push rod 18, the left ends of two second connecting rods 23 are respectively rotatably arranged at the ends of the two first connecting rods 22 which are far away from each other, the two second connecting rods 23 are crosswise arranged, a cylinder 26 is rotatably arranged on the two second connecting rods 23, the bottom of the cylinder 26 is fixedly arranged at the top of a flat plate 21, two supporting frames 24 are respectively fixedly arranged at the right ends of the corresponding second connecting rods 23, the two supporting frames 24 are in sliding contact with the flat plate 21, two fixing plates 25 are fixedly arranged at the top of the sides of the two supporting frames 24 which are close to each other, the sides of the two fixing plates 25 which are close to each other are separated from contact with a miniature liquid nitrogen bottle, the push rod 18 moves leftwards to drive the two first connecting rods 22 which are respectively arranged on the front side of the push rod 18 and the rear side of the push rod 18 to be close to each other, the two second connecting rods 23 which are arranged at the right end of the first connecting rod 22 in a rotating way are driven to rotate around the cylinder 26 and enable the two second connecting rods 23 to be close to each other, and then the two fixing plates 25 which are respectively fixedly arranged at the right end of the two second connecting rods 23 are driven to be close to each other until the miniature liquid nitrogen bottle positioned in the middle of the two fixing plates 25 is clamped and fixed, so that the function of fixing the miniature liquid nitrogen bottle is realized, and finally the miniature liquid nitrogen bottle is opened, so that the function of timely supplementing liquid nitrogen into the collecting box 1 can be realized, and the phenomenon that animal experiment samples are putted due to insufficient liquid nitrogen in the collecting box 1 is prevented.

According to the utility model, the four circular through holes are arrayed at the top of the box cover 5, the top of each of the four circular through holes is hinged with the flip cover 6, the top of each of the four flip covers 6 is fixedly provided with the handle 7, the bottom of each of the four circular through holes is fixedly provided with the collecting net bag 8 for collecting samples, and through the matched use of the flip cover 6 and the collecting net bag 8, the samples can be stored in the collecting net bag 8 by opening the flip cover 6, and the collecting net bag 8 extends downwards to liquid nitrogen, so that the low-temperature freezing storage condition of the samples is ensured, meanwhile, the flip cover 6 is small in opening and can be closed immediately, the frequent opening and closing of the box cover are reduced in the sampling process, and the effect of reducing the liquid nitrogen loss in the sampling process is realized.

Example two

This embodiment differs from embodiment 1 in that: in the utility model, the motor 14 is used as a power source, the output shaft on the motor 14 rotates anticlockwise to drive the convex column 16 to rotate anticlockwise, so as to drive the push rod 18 to move leftwards, and the push rod 18 moves leftwards to drive the first connecting rod 22 and the second connecting rod 23 to approach each other, so that the two fixing plates 25 are driven to approach each other, the matched operation of the telescopic mechanism and the detachable mechanism is completed, if the telescopic mechanism and the detachable mechanism are replaced by a hand crank to replace the motor 14, the same effect as the motor 14 can be achieved, but the hand crank needs special personnel to shake continuously, the defects of high labor cost, waste of human resources and the like are brought, and therefore the motor 14 is adopted to replace the hand crank in the utility model.

Working principle: when the liquid nitrogen in the collection box 1 is insufficient and needs to be supplemented with the liquid nitrogen, firstly, the electric push rod 9 needs to be started, the first bottom plate 10 is driven to move upwards through the electric push rod 9, then the miniature liquid nitrogen bottle placed on the first bottom plate 10 is conveyed to the middle of the two fixing plates 25, and the miniature liquid nitrogen bottle is controlled to be contacted with the inner wall of the first rectangular through hole 4, so that the effect of enhancing the stability of the miniature liquid nitrogen bottle is achieved, secondly, the motor 14 is started to drive the output shaft on the motor 14 to rotate anticlockwise, the rotating shaft 13 fixedly arranged on the output shaft of the motor 14 is driven to rotate anticlockwise, the eccentric wheel 15 fixedly arranged at the front end of the rotating shaft 13 is driven to rotate anticlockwise, the protruding column 16 fixedly arranged on the eccentric wheel 15 is driven to rotate anticlockwise, the protruding column 16 is driven to move downwards along the second rectangular through hole 19, and the push rod 18 is driven to move leftwards, the push rod 18 moves leftwards to drive the two first connecting rods 22 respectively arranged on the front side of the push rod 18 and the rear side of the push rod 18 to approach each other, the two second connecting rods 23 which are arranged at the right end of the first connecting rods 22 in a rotating way are driven to rotate around the cylinder 26 and enable the two second connecting rods 23 to approach each other, the two fixing plates 25 respectively fixedly arranged at the right end of the two second connecting rods 23 are driven to approach each other until the micro liquid nitrogen bottle positioned in the middle of the two fixing plates 25 is clamped and fixed, the stability of contact connection between the micro liquid nitrogen bottle and the first rectangular through hole 4 is further ensured, the function of fixing the micro liquid nitrogen bottle is realized, finally, the function of timely supplementing liquid nitrogen into the collecting box 1 can be realized, the phenomenon of putrefactive pollution of animal experimental samples caused by insufficient liquid nitrogen in the collecting box 1 is prevented, meanwhile, the fixing plates 25 can be separated from contact with the micro liquid nitrogen bottle when the fixing plates 25 are controlled to return, thereby cancel the clamp of fixing miniature liquid nitrogen bottle, electric push rod 9 control first bottom plate 10 descends this moment, and miniature liquid nitrogen bottle can descend simultaneously in step to miniature liquid nitrogen bottle can break away from the contact with first rectangle through-hole 4, thereby realizes the effect that conveniently changes miniature liquid nitrogen bottle.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides an animal experiment sample low temperature collecting box, including collecting box (1), a serial communication port, first rectangular channel (2) has been seted up to collecting box (1) front side, second rectangular channel (3) has been seted up at collecting box (1) top, collecting box (1) top articulates there is case lid (5), fixed mounting has panel (12) on the top inner wall of first rectangular channel (2), the front side and the rear side of panel (11) are all fixed mounting have second bottom plate (12), telescopic machanism is installed at second bottom plate (12) top in panel (11) front side, the internally mounted of first rectangular channel (2) has detachable mechanism, detachable mechanism installs on telescopic machanism's right side, install the actuating mechanism that drives telescopic machanism and detachable mechanism to move on panel (11), telescopic machanism includes two first sliding block (17) and push rod (18), the second bottom plate (12) top of two first sliding block (17) equal fixed mounting in panel (11) front side, the right end of push rod (18) runs through two first sliding block (17) and extends first sliding block (17) and installs on first rectangular channel (18) top of push rod (18) on two rectangular channel (9), the top fixed mounting of electricity push rod (9) has first bottom plate (10) that are used for placing miniature liquid nitrogen bottle, has seted up first rectangle through-hole (4) on the bottom inner wall of second rectangular channel (3), the inner wall and the miniature liquid nitrogen bottle movable contact of first rectangle through-hole (4).

2. The low-temperature collection box for animal experiment samples according to claim 1, wherein the driving mechanism comprises a motor (14), a rotating shaft (13), an eccentric wheel (15) and a protruding column (16), the motor (14) is fixedly installed on the top of a second bottom plate (12) located at the rear side of the panel (11), the rear end of the rotating shaft (13) is fixedly installed on an output shaft on the motor (14), the front end of the rotating shaft (13) penetrates through the panel (11) and extends to the front side of the panel (11), the eccentric wheel (15) is fixedly installed at the front end of the rotating shaft (13), the protruding column (16) is fixedly installed at the front side of the eccentric wheel (15), and the front end of the protruding column (16) is slidably installed on the inner wall of a second rectangular through hole (19).

3. The low-temperature collection box for animal experiment samples according to claim 1, wherein the detachable mechanism comprises a second sliding block (20), a flat plate (21), two first connecting rods (22), two second connecting rods (23), two supporting frames (24), two fixing plates (25) and a cylinder (26), the second sliding block (20) is slidably mounted on a push rod (18), the right end of the push rod (18) penetrates through the second sliding block (20) and extends to the right side of the second sliding block (20), and the left side of the flat plate (21) is fixedly mounted on the right side of the second sliding block (20).

4. A low-temperature collection box for animal experiment samples according to claim 3, wherein the two first connecting rods (22) are respectively rotatably mounted at the front side and the rear side of the push rod (18), the left ends of the two second connecting rods (23) are respectively rotatably mounted at one ends of the two first connecting rods (22) which are far away from each other, the two second connecting rods (23) are placed in a crossed mode, the cylinder (26) is rotatably mounted on the two second connecting rods (23), the bottom of the cylinder (26) is fixedly mounted at the top of the flat plate (21), the two supporting frames (24) are respectively fixedly mounted at the right ends of the corresponding second connecting rods (23), the two supporting frames (24) are in sliding contact with the flat plate (21), the two fixing plates (25) are fixedly mounted at the top of one sides of the two supporting frames (24) which are close to each other, and one sides of the two fixing plates (25) which are close to each other are in detachable contact with the micro liquid nitrogen bottle.

5. The low-temperature collection box for animal experiment samples according to claim 1, wherein four circular through holes are arrayed at the top of the box cover (5), flip covers (6) are hinged to the tops of the four circular through holes, handles (7) are fixedly installed at the tops of the four flip covers (6), and collecting net bags (8) for collecting samples are fixedly installed at the bottoms of the four circular through holes.

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