CN216469480U

CN216469480U - Sample strorage device for physical examination

Info

Publication number: CN216469480U
Application number: CN202123412594.1U
Authority: CN
Inventors: 沙南希; 刘佳
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a specimen storage device for physical examination, which relates to the field of physical examination tools and aims to solve the problem of large occupied space in the prior art, and adopts the technical proposal that when an upper layer supporting plate is pulled out rightwards, a ratchet plate rotates but the rotating wheel does not rotate by arranging a rotating wheel, a ratchet plate, an upper toothed plate and a lower toothed plate, when the upper layer supporting plate is pushed back leftwards, teeth of the upper toothed plate push the rotating wheel to rotate, the ratchet plate pushes the lower toothed plate to slide rightwards, so that the lower layer supporting plate slides out, medical personnel can store and take specimens, when the lower layer supporting plate is fed back leftwards, the limit of a stopping mechanism can be relieved by pressing a key, the rotating wheel can only rotate anticlockwise due to a one-way rotating mechanism, so that the sliding plate can slide downwards after the teeth of the lower toothed plate tightly push against the ratchet plate, the teeth are separated from contact with the ratchet plate, and the lower layer supporting plate is smoothly fed back, the tray of the storage device only occupies the front end space, the medical staff of being convenient for is deposited and withdrawn, has reduced the space and has occupied the volume, and it is more convenient to use.

Description

Sample strorage device is used in physical examination

Technical Field

The utility model relates to a physical examination apparatus field specifically is a sample strorage device for physical examination.

Background

Physical examination refers to the detection and measurement of the morphological structure and functional development level of human body. The content comprises the following steps: a history of exercise and disease; measuring morphological indexes; testing physiological function; body composition determination; special inspection; in the physical examination process, samples such as blood and urine are often required to be obtained, and the obtained samples are required to be stored in a storage device.

Chinese patent CN202120319584.4 discloses a portable blood specimen storage device for hospital physical examination, which adopts the technical scheme that the device comprises a mounting frame, the mounting frame is U-shaped, fixed blocks are fixedly connected to both side walls inside the mounting frame, fixed plates are fixedly connected to both fixed blocks, two sliding grooves are formed in both fixed plates, sliding blocks are slidably connected to the sliding grooves, the sliding blocks are fixedly connected to one side wall of a supporting plate, a plurality of test tube barrels are fixedly connected to the bottom of the supporting plate, a plurality of placing openings are formed in positions corresponding to the test tube barrels on the supporting plate, toothed plates are fixedly connected to one side wall of the supporting plate far away from the sliding blocks, the number of the toothed plates is four, gears are arranged between every two of the four toothed plates, the two gears are respectively meshed with the four toothed plates, the gears are fixedly connected to one end of a rotating shaft, the other end of the rotating shaft is rotatably connected to the inner side wall of the mounting frame through a bearing seat, two side walls outside the mounting rack are fixedly connected with a connecting rack together, and two locking assemblies are fixedly arranged on the connecting rack; the locking assembly comprises a fixed sleeve fixedly connected to the connecting frame, a pull rod is sleeved in the fixed sleeve, a pull ring is fixedly connected to the top end of the pull rod, a clamping block is fixedly connected to the bottom end of the pull rod, the clamping block is connected in a clamping groove hole in a clamping mode, and the clamping groove hole is formed in the upper surface of the toothed plate above the clamping block; the outer side wall of the pull rod is fixedly connected with a fixing ring, and a spring is sleeved on the outer side wall of the pull rod between the connecting frame and the fixing ring.

This technical scheme exists and is in the simultaneous movement state all the time at upper layer board and lower floor's layer board, when pulling out the one deck, another layer can the reverse motion to make strorage device need occupy the rear space, lead to occupation space great, and the locking subassembly still can push down the pinion rack surface under non-locking state, cause frictional force great.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a specimen storage device for physical examination, which adopts the technical proposal that the specimen storage device comprises a connecting frame and a mounting frame, wherein the mounting frame is a U-shaped frame, the inner side of the mounting frame is connected with two fixed plates, the plates are provided with slide ways, the slide ways are connected with sliding blocks in the slide ways, the two sides of the sliding blocks are connected with toothed plates and supporting plates, the toothed plates are provided with two groups which are respectively an upper toothed plate and a lower toothed plate, the bottom surface of the upper toothed plate and the top surface of the lower toothed plate are provided with teeth, the mounting frame is connected with the connecting frame above, the mounting frame is axially connected with a first rotating shaft, the end part of the first rotating shaft is connected with a rotating wheel, the distance between the rotating wheel and the upper toothed plate is larger than the distance between the lower toothed plates, the rotating wheel is axially connected with a ratchet plate, the hinge joint of the ratchet plate and the rotating wheel is provided with a torsional spring and a fixed angle mechanism, the ratchet plates are arranged on the rotating wheel in an annular array, and are connected with the upper toothed plate and the lower toothed plate in a sliding manner, and the plurality of ratchet plates are sequentially connected with the upper toothed plate and the lower toothed plate in the rotating process of the rotating wheel; the lower toothed plate further comprises a base plate and a sliding plate, the base plate is a shell with an open top, the sliding plate is connected inside the base plate in a sliding mode, teeth are arranged on the top surface of the sliding plate, a first spring is arranged between the bottom surface of the sliding plate and the base plate, a stopping mechanism is arranged between the lower toothed plate and the sliding plate, and the stopping mechanism can block the sliding of the sliding plate; the first rotating shaft is provided with a unidirectional rotating mechanism, so that the rotating wheel can only rotate in a unidirectional way but cannot rotate reversely; the connecting frame is provided with a through hole, the supporting plate is provided with a pin hole corresponding to the through hole in position and matched with the through hole in size, a safety pin is arranged in the through hole and the pin hole in a sliding mode, a handle is arranged on the safety pin, and the size of the handle is larger than that of the through hole.

As a preferred technical scheme of the utility model, the runner includes two circular wheel boards, and two wheel board middle parts link to each other, the sour jujube board hub connection is between two wheel boards, and when sour jujube board rotated, sour jujube board free end can be to two wheel board middle rotations.

As a preferred technical scheme of the utility model, decide angle mechanism and include that second pivot and axle sleeve link to each other, the second pivot with the thorn board links to each other, axle sleeve and wheel board link to each other, the second pivot with the bearing is equipped with between the axle sleeve, is that the second pivot can be at the axle sleeve internal rotation, the stopper is equipped with in the second pivot, it has the spacing groove to open on the axle sleeve, at second pivot pivoted in-process, the stopper is in sliding connection in the spacing groove to the turned angle scope of second pivot is spacing groove centre of a circle angle size promptly.

As a preferred technical scheme of the utility model, the two ends of the sliding plate are provided with the extension plates, the notch above the base plate is provided with an inward blocking edge, the blocking edge corresponds to the extension plate in position, and when the sliding plate slides upwards to the notch, the blocking edge can be connected with the extension plates to prevent the sliding plate from continuously sliding; the thickness of the extension plate is larger than the height of the teeth on the sliding plate.

As a preferred technical scheme of the utility model, the stop mechanism comprises a stop block, a connecting plate, a second spring and a key, the side wall of the substrate is provided with a mechanical bin, the mechanical bin is communicated with the inside of the substrate through a slide way, the stop block is slidably connected in the slide way, one end of the stop block positioned in the mechanical bin is provided with the connecting plate, the connecting plate is connected with a wedge block, the second spring is pressed between the connecting plate and the inner wall of the mechanical bin, under the conventional state, the second spring pushes the connecting plate to extend the stop block outwards and extend into the substrate, at the moment, the stop block is positioned below the slide plate and can prevent the slide plate from sliding downwards, the mechanical bin is communicated with the outside through a key groove, the key is slidably connected with the key in the key groove, the key is slidably connected with the inclined plane of the wedge block, and the key can extrude the inclined plane to drive the wedge block to slide, so as to relieve the limit of the stop block to the sliding plate.

As a preferred technical scheme of the utility model, the button with the wedge meets the face and is the inclined plane, makes the relative slip between button and the wedge more smooth and easy.

As a preferred technical scheme of the utility model, one-way rotary mechanism includes ratchet and pawl, the ratchet cup joints in the first pivot, for the key-type connection between the two, the pawl hub connection be in on the mounting bracket, and with ratchet sliding connection makes the runner only can unidirectional rotation through ratchet pawl structure.

The utility model has the advantages that: the utility model is provided with the rotating wheel, the ratchet plate, the upper toothed plate and the lower toothed plate, when the upper layer supporting plate is pulled out rightwards, the teeth of the upper toothed plate press down the ratchet plate, the ratchet plate rotates but the rotating wheel does not rotate, when the upper layer supporting plate is pushed back leftwards, the teeth of the upper toothed plate push the ratchet plate to rotate the rotating wheel, because the distance between the rotating wheel and the lower toothed plate is smaller, and the ratchet plate can only rotate in the angle limited by the limiting groove, the lower toothed plate rotates the ratchet plate first, when the ratchet plate can not rotate continuously, the ratchet plate pushes the lower toothed plate to slide rightwards, so that the lower layer supporting plate slides out, medical personnel can store and take samples, the stopping mechanism can limit the sliding plate, the smooth rightward sliding of the lower toothed plate is ensured, when the lower layer supporting plate is fed back leftwards, the limit of the stopping mechanism can be relieved by pressing the button, because the rotating wheel can only rotate anticlockwise, the sliding plate can slide downwards because the unidirectional rotating mechanism enables the rotating wheel to rotate anticlockwise after the teeth of the lower toothed plate, make tooth and spine board break away from the contact to the smooth layer board of will laying down returns, the utility model discloses the tray that can make strorage device only occupies the front end space, and the medical personnel of being convenient for access has reduced the space and has occupied volume, and it is more convenient to use.

Further, through setting up safety pin and pinhole, only need take out the safety pin and can remove the locking in the use, no longer have the slip of external force interference layer board and pinion rack, only need insert back the safety pin when transporting can locking layer board and link, prevent that the transfer in-process layer board slides or the mounting bracket takes place to wave, makes the sample safer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below; in all the drawings, the elements or parts are not necessarily drawn to actual scale.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the transmission structure of the rotary wheel and the toothed plate of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is a schematic view of the connection structure of the key and the wedge of the present invention;

FIG. 5 is a schematic view of the angle fixing mechanism of the present invention;

fig. 6 is a schematic view of the top view structure of the supporting board of the present invention.

In the figure: 1. a connecting frame; 2. a mounting frame; 3. a support plate; 4. a fixing plate; 5. a slider; 6. a rotating wheel; 7. a first rotating shaft; 8. a lower toothed plate; 9. an upper toothed plate; 10. a ratchet plate; 11. a slide plate; 12. a first spring; 13. a stopper; 14. a connecting plate; 15. a second spring; 16. pressing a key; 17. a wedge block; 18. a shaft sleeve; 19. a second rotating shaft; 20. a limiting groove; 21. a limiting block; 22. a shear pin; 23. a pin hole; 24. a ratchet wheel; 25. a pawl.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 to 6, the utility model discloses a specimen storage device for physical examination, which adopts the technical scheme that the specimen storage device comprises a connecting frame 1 and a mounting frame 2, wherein the mounting frame 2 is a U-shaped frame, the inner side of the mounting frame is connected with a fixed plate 4, the fixed plate 4 is provided with two fixed plates, the plate is provided with a slide way, the slide way is connected with a slide block 5 in a sliding way, two sides of the slide block 5 are connected with toothed plates and a supporting plate 3, the toothed plates are provided with two groups, respectively an upper toothed plate 9 and a lower toothed plate 8, the bottom surface of the upper toothed plate 9 and the top surface of the lower toothed plate 8 are provided with teeth, the teeth are wedge-shaped teeth, the inclined surfaces of the teeth are all right, the connecting frame 1 is connected above the mounting frame 2, the mounting frame 2 is connected with a first rotating shaft 7 in an axial manner, the end part of the first rotating shaft 7 is connected with a rotating wheel 6, the distance between the rotating wheel 6 and the upper toothed plate 9 is larger than the distance between the lower toothed plate 8, the rotating wheel 6 is connected with a ratchet plate 10 in an upper shaft, the hinged part of the ratchet plate 10 and the rotating wheel 6 is provided with a torsion spring and a fixed angle mechanism, a plurality of ratchet plates 10 are provided, the ratchet plates 10 are arranged on the rotating wheel 6 in an annular array and are connected with the upper toothed plate 9 and the lower toothed plate 8 in a sliding way, when the upper layer supporting plate 3 is pulled out, the teeth of the upper toothed plate 9 press the ratchet plate 10 to rotate, the rotating wheel 6 can keep static, when the upper toothed plate 9 slides leftwards, the teeth of the upper toothed plate 9 push the ratchet plate 10 to enable the rotating wheel 6 to rotate anticlockwise, the distance between the teeth and the rotating wheel 6 and the lower toothed plate 8 is smaller than the distance between the rotating wheel 6 and the upper toothed plate 9, and a fixed angle mechanism is arranged, the angle of the ratchet plate 10 rotated by the lower toothed plate 8 is larger than the angle of the ratchet plate 10 rotated by the upper toothed plate 9, when the lower toothed plate 8 enables the ratchet plate 10 to rotate to the upper limit of the rotation angle, the ratchet plate 10 can push the lower toothed plate 8 to slide; the lower toothed plate 8 further comprises a base plate and a sliding plate 11, the base plate is a shell with an open top, the sliding plate 11 is connected inside the base plate in a sliding manner, the top surface of the sliding plate 11 is provided with teeth, a first spring 12 is arranged between the bottom surface and the base plate, a stopping mechanism is arranged between the lower toothed plate 8 and the sliding plate 11, and the stopping mechanism can prevent the sliding of the sliding plate 11; the unidirectional rotating mechanism is arranged on the first rotating shaft 7, teeth on the sliding plate 11 push the ratchet plate 10 to rotate in the process that the lower toothed plate 8 slides leftwards, the unidirectional rotating mechanism can prevent the rotating wheel 6 from being pushed by the lower toothed plate 8 at the moment, and once the rotating wheel 6 rotates clockwise at the moment, the ratchet plate 10 above the rotating wheel 6 can push out the upper layer of the supporting plate 3; because the rotating wheel 6 does not rotate, after the ratchet plate 10 rotates to the maximum angle, the ratchet plate 10 starts to press the sliding plate 11 downwards to slide downwards so that the ratchet plate 10 can not block the sliding of the lower toothed plate 8 any more; the connecting frame 1 is provided with a through hole, the supporting plate 3 is provided with a pin hole 23 which corresponds to the through hole in position and is matched with the through hole in size, a safety pin 22 slides in the through hole and the pin hole 23, and the supporting plate 3 can be limited by penetrating the safety pin 22 through the through hole and the pin hole 23.

As an optimal technical scheme of the utility model, runner 6 includes two circular wheel boards, and two wheel board middle parts link to each other, thorn board 10 hub connections are between two wheel boards.

As an optimal technical scheme of the utility model, decide angle mechanism and include that second pivot 19 and axle sleeve 18 link to each other, second pivot 19 with sour jujube board 10 links to each other, axle sleeve 18 and wheel board link to each other, second pivot 19 is in through the bearing 18 internal rotation of axle sleeve is connected, and when sour jujube board 10 rotated, second pivot 19 was at 18 internal rotations of axle sleeve promptly, stopper 21 is equipped with on the second pivot 19, it has spacing groove 20 to open on the axle sleeve 18, stopper 21 is in sliding connection in spacing groove 20, when stopper 21 slides spacing groove 20 tip, second pivot 19 can't carry out the rotation of this direction again promptly.

As an optimal technical scheme of the utility model, there is the epitaxial board slide 11 both ends, base plate top notch department has inward fender edge, keep off along with the epitaxial board position is corresponding, and epitaxial board thickness is greater than the height of slide 11 teeth.

As a preferred technical scheme of the utility model, the stop mechanism includes a stop dog 13, a connecting plate 14, a second spring 15 and a key 16, the substrate side wall has a mechanical bin, the mechanical bin is communicated with the inside of the substrate through a slide way, the stop dog 13 is slidably connected in the slide way, the connecting plate 14 is installed at one end of the stop dog 13 located in the mechanical bin, the connecting plate 14 is connected with a wedge 17, the second spring 15 is press-fitted between the connecting plate 14 and the inner wall of the mechanical bin, the mechanical bin is communicated with the outside through a key groove, the key 16 is slidably connected in the key groove, the key 16 is slidably connected with the inclined plane of the wedge 17, an anti-disengagement plate is arranged on the key 16, an anti-disengagement groove for the anti-disengagement plate to slide is arranged in the key groove, the anti-disengagement plate is blocked by the anti-disengagement plate so as to prevent the key 16 from disengaging from the key groove, the key 16 is pressed, the key 16 presses the inclined surface of the wedge block 17, so that the stopper 13, the connecting plate 14 and the wedge block 17 slide rightwards to press the second spring 15, and the stopper 13 slides rightwards to release the limit of the sliding plate 11.

As a preferred technical solution of the present invention, the contact surface between the key 16 and the wedge block 17 is an inclined surface.

As an optimal technical scheme of the utility model, one-way rotary mechanism includes ratchet 24 and pawl 25, ratchet 24 cup joints on the first pivot 7, for the key-type connection between the two, pawl 25 hub connection is in on the mounting bracket 2, and with ratchet 24 sliding connection.

The utility model discloses a theory of operation: when the specimen needs to be stored and taken, the safety pin 22 is pulled out, the safety pin 22 is separated from the pin hole 23, the upper layer supporting plate 3 is pulled out rightwards, the upper layer supporting plate 3 drives the upper toothed plate 9 to slide, the teeth of the upper toothed plate 9 extrude the ratchet plate 10, the ratchet plate 10 drives the second rotating shaft 19 to rotate in the shaft sleeve 18, the limiting block 21 slides in the limiting groove 20, when the teeth do not apply force to the ratchet plate 10 any more, the ratchet plate 10 resets under the action of the torsion spring, and the rotating wheel 6 keeps static; after the upper layer of the supporting plate 3 is taken out and stored, the supporting plate 3 is pushed back leftwards, the upper tooth plate 9 slides leftwards, teeth of the upper tooth plate 9 push the ratchet plate 10, the rotating wheel 6 and the first rotating shaft 7 rotate, teeth on the ratchet wheel 24 slide through the lower part of the pawl 25, meanwhile, teeth on the ratchet plate 10 at the lower end of the rotating wheel 6 and teeth on the sliding plate 11 of the lower tooth plate 8 are released to rotate, when the limiting block 21 slides to the end part of the limiting groove 20, the ratchet plate 10 does not rotate any more, the sliding plate 11 cannot slide downwards due to the blocking of the stop block 13 below the sliding plate 11, and the ratchet plate 10 starts to push the lower tooth plate 8 to slide rightwards, so that the lower layer of the supporting plate 3 is sent out; after the lower layer of the supporting plate 3 is stored and taken, the key 16 is pressed to push the supporting plate 3 to return to the left, the key 16 extrudes the inclined surface of the wedge block 17 to enable the wedge block 17 to drive the stop block 13 to slide rightwards through the connecting plate 14, the second spring 15 is compressed, the stop block 13 enters the slide way to relieve the limit of the sliding plate 11, the lower layer of the supporting plate 3 drives the lower toothed plate 8 to slide leftwards, the teeth on the sliding plate 11 push the ratchet plate 10 to rotate clockwise, at the moment, the pawl 25 props against the teeth of the ratchet wheel 24 to prevent the rotating wheel 6 from rotating clockwise, when the ratchet plate 10 cannot rotate continuously, the ratchet plate 10 starts to press the sliding plate 11 downwards, the first spring 12 is compressed, so that the ratchet plate 10 is prevented from blocking the lower toothed plate 8 to cause the phenomenon of incapability of sliding, after the supporting plate 3 is pushed to the initial position, the sliding plate 11 is reset under the action of the first spring 12, the key 16 is released, and because the thickness of the outer extending plate is greater than the tooth height of the sliding plate 11, so that the sliding plate 11 is not reset, the outer extension plate blocks the stop block 13 so that the outer extension plate cannot be reset, and after the sliding plate 11 is reset, the key 16, the wedge-shaped block 17, the stop block 13 and the connecting plate 14 are reset under the action of the second spring 15; the safety pin 22 is inserted such that the safety pin 22 passes through the through hole and the pin hole 23.

The mechanical connection according to the present invention is a conventional means used by those skilled in the art, and can be suggested by limited tests, which is common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a sample strorage device for physical examination, includes link (1) and mounting bracket (2), mounting bracket (2) are U type frame, and the inboard is connected with fixed plate (4), fixed plate (4) have two, and open on the board has the slide, sliding connection has sliding block (5) in the slide, sliding block (5) both sides are connected with pinion rack and layer board (3), the pinion rack has two sets ofly, is last pinion rack (9) and lower pinion rack (8) respectively, go up pinion rack (9) bottom surface with pinion rack (8) top surface is equipped with tooth down, mounting bracket (2) top is connected with link (1), its characterized in that: the mounting rack (2) is in shaft connection with a first rotating shaft (7), the end of the first rotating shaft (7) is connected with a rotating wheel (6), the distance between the rotating wheel (6) and the upper toothed plate (9) is larger than the distance between the rotating wheel and the lower toothed plate (8), the rotating wheel (6) is in shaft connection with a ratchet plate (10), a torsion spring and a fixed angle mechanism are installed at the hinged position of the ratchet plate (10) and the rotating wheel (6), the ratchet plates (10) are multiple, are arranged on the rotating wheel (6) in an annular array mode, and are in sliding connection with the upper toothed plate (9) and the lower toothed plate (8); the lower toothed plate (8) further comprises a base plate and a sliding plate (11), the base plate is a shell with an open top, the sliding plate (11) is connected to the base plate in a sliding mode, teeth are arranged on the top surface of the sliding plate (11), a first spring (12) is arranged between the bottom surface of the sliding plate and the base plate, and a stopping mechanism is arranged between the lower toothed plate (8) and the sliding plate (11); the first rotating shaft (7) is provided with a unidirectional rotating mechanism; the connecting frame (1) is provided with a through hole, the supporting plate (3) is provided with a pin hole (23) which corresponds to the through hole in position and is matched with the through hole in size, and a safety pin (22) slides in the through hole and the pin hole (23).

2. A specimen storage device for physical examination as set forth in claim 1, wherein: the rotating wheel (6) comprises two wheel plates which are circular, the middle parts of the two wheel plates are connected, and the ratchet plate (10) is connected between the two wheel plates in a shaft mode.

3. A specimen storage device for physical examination according to claim 2, wherein: the angle fixing mechanism comprises a second rotating shaft (19) and a shaft sleeve (18) which are connected, the second rotating shaft (19) is connected with the ratchet plate (10), the shaft sleeve (18) is connected with a wheel plate, the second rotating shaft (19) is rotatably connected in the shaft sleeve (18) through a bearing, a limiting block (21) is arranged on the second rotating shaft (19), a limiting groove (20) is formed in the shaft sleeve (18), and the limiting block (21) is slidably connected in the limiting groove (20).

4. A specimen storage device for physical examination as set forth in claim 1, wherein: the two ends of the sliding plate (11) are provided with extension plates, the notch above the substrate is provided with an inward blocking edge, and the blocking edge corresponds to the position of the extension plates.

5. A specimen storage device for physical examination as set forth in claim 1, wherein: stop gear includes dog (13), connecting plate (14), second spring (15) and button (16), the base plate lateral wall has mechanical storehouse, mechanical storehouse with the base plate is inside to be linked together through the slide, dog (13) are in slide sliding connection, dog (13) are located connecting plate (14) are equipped with to the inside one end in mechanical storehouse, connecting plate (14) are connected with wedge (17), connecting plate (14) with pressure equipment has between the mechanical storehouse inner wall second spring (15), mechanical storehouse passes through keyway and external intercommunication, sliding connection has button (16) in the keyway, button (16) with the inclined plane sliding connection of wedge (17).

6. The specimen storage device for physical examination of claim 5, wherein: the abutting surface of the key (16) and the wedge-shaped block (17) is an inclined surface.

7. A specimen storage device for physical examination as set forth in claim 1, wherein: unidirectional rotating mechanism includes ratchet (24) and pawl (25), ratchet (24) cup joint on first pivot (7), for the key-type connection between the two, pawl (25) hub connection be in on mounting bracket (2), and with ratchet (24) sliding connection.