CN211044677U

CN211044677U - Specimen display box for biological teaching

Info

Publication number: CN211044677U
Application number: CN201922329949.7U
Authority: CN
Inventors: 王海霞
Original assignee: Zhengzhou Preschool Education College
Current assignee: Zhengzhou Preschool Education College
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-17
Anticipated expiration: 2029-12-23

Abstract

The utility model belongs to the technical field of biological teaching, in particular to a specimen display box for biological teaching, which comprises a base, wherein a groove is formed at the top of the base, a double-shaft motor is fixedly connected to the bottom of the inner wall of the groove, a first lead screw and a second lead screw are respectively and fixedly connected to two output shafts of the double-shaft motor, and a second rotating shaft is fixedly connected to both ends of the first lead screw and the second lead screw; the utility model discloses, through the driving motor work among the drive assembly, can drive the driving gear and rotate, meshing through driving gear and driven gear rotates, can reach and drive first pivot pivoted purpose, and then can drive the sample through placing the board and carry out diversified show, the device adopts drive assembly, first pivot, first bearing, third lead screw, fourth lead screw, biax motor, first lead screw, second lead screw and first lead screw sleeve, realized showing and the regulation of show height the rotation of sample, improved biological teaching efficiency greatly.

Description

Specimen display box for biological teaching

Technical Field

The utility model belongs to the technical field of biological teaching, concretely relates to sample display box for biological teaching.

Background

The specimen is an object of animal, plant, mineral, etc., and is prepared by taking the whole individual (even a plurality of individuals, such as bacteria, algae, etc., or fungi, etc., where the individual is small and colonized), or a part of the individual as a sample, and performing various treatments, such as physical air drying, vacuum, chemical preservative treatment, etc., so that the specimen can be preserved for a long time and can keep the original appearance as much as possible, thereby providing the specimen for exhibition, demonstration, education, identification, examination and other various researches.

At present, at biological teaching in-process, improve student's understanding efficiency for the demonstration of directly perceived nature, mostly need use the sample show case, but the sample show case that has now is mostly only single case and deposits the sample, can't rotate the show to the sample according to the teaching needs, greatly reduced teaching efficiency, bring very big inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a sample display box for biological teaching has the characteristics of conveniently adjusting the use.

In order to achieve the above object, the utility model provides a following technical scheme: a specimen display box for biological teaching comprises a base, wherein a groove is formed in the top of the base, a double-shaft motor is fixedly connected to the bottom of the inner wall of the groove, a first screw rod and a second screw rod are fixedly connected to two output shafts of the double-shaft motor respectively, a second rotating shaft is fixedly connected to two ends of the first screw rod and the second screw rod, a second bearing is sleeved on the surface of the second rotating shaft and fixedly connected to the side surface of the inner wall of the groove, a first screw rod sleeve is in threaded connection with the surfaces of the first screw rod and the second screw rod, a fixed plate is fixedly connected to the top of the first screw rod sleeve and movably connected with a connecting rod through a pin shaft, a second fixed plate is movably connected to the other end of the connecting rod through a pin shaft, a box body is fixedly connected to the top of the second fixed plate, and a telescopic assembly and a supporting, the surface of the telescopic assembly is sleeved with a spring, the top ends of the spring and the telescopic assembly are fixedly connected to the bottom of the box body, the bottom end of the spring is fixedly connected to the base, the supporting block is in lap joint with the box body, the inner wall of the box body is fixedly connected with sponge, the bottom of the inner wall of the box body is fixedly connected with a first bearing, a first rotating shaft is arranged in the first bearing in a penetrating manner, the surface of the first rotating shaft is fixedly connected with a driving assembly, the driving assembly is fixedly connected to the bottom of the inner wall of the box body, the top end of the first rotating shaft is fixedly connected with a placing plate, a third bearing is fixedly connected inside the placing plate, a third rotating shaft is arranged in the third bearing in a penetrating manner, opposite ends of the two third rotating shafts are respectively and fixedly connected with a third screw rod and a fourth screw rod, the third screw rod and the fourth screw rod are fixedly connected, and, fixedly connected with splint on the second lead screw sleeve, the surface of splint is provided with the protection and fills up, and the left side third pivot passes third bearing and fixedly connected with knob, place the inboard inside spout of having seted up, sliding connection has the slider in the spout, slider and second lead screw sleeve fixed connection.

Preferably, the driving assembly comprises a driving gear, a driven gear and a driving motor, the driving motor is fixedly connected to the bottom of the inner wall of the box body, the driving gear is fixedly connected to an output shaft of the driving motor, the driven gear is meshed with the surface of the driving gear, and the driven gear is fixedly connected to the surface of the first rotating shaft.

Preferably, flexible subassembly includes the drum, drum fixed connection is at the top of base, the sliding tray has been seted up to the side of drum inner wall, sliding tray sliding connection has the sliding block in the sliding tray, fixedly connected with movable rod on the sliding block, drum and fixed connection are passed on the top of movable rod in the bottom of box.

Preferably, the bottom of the placing plate is fixedly connected with a pulley, and the pulley is connected to the bottom of the inner wall of the box body in a sliding manner.

Preferably, the top of box inner wall is provided with the light, the front side of box has the show window through hinge swing joint, the show window passes through hasp and box fixed connection, the front side of show window is provided with the handle.

Preferably, the rear side of box is provided with the dust screen, be provided with the heat dissipation fan in the dust screen, the bottom of base is provided with the slipmat.

Preferably, the front side of the box body is provided with a button switch, and the button switch is electrically connected with the double-shaft motor, the driving motor and the heat dissipation fan through a lead.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through the driving motor work among the drive assembly, can drive the driving gear and rotate, meshing through driving gear and driven gear rotates, can reach and drive first pivot pivoted purpose, and then can drive the sample through placing the board and carry out diversified show, rotate the knob, can drive third lead screw and fourth lead screw and rotate, control through the telescopic removal of second lead screw, can drive and remove about the splint, realize carrying out the centre gripping to the sample support frame of equidimension not fixed, biax motor work, can drive first lead screw and second lead screw and rotate, and then can make first lead screw sleeve drive the fixed plate and control, with the help of the mobile effect of round pin axle, can drive the box through the activity of connecting rod and reciprocate, reach the regulation to the box height, the device adopts drive assembly, first pivot, first bearing, Third lead screw, fourth lead screw, biax motor, first lead screw, second lead screw and first lead screw sleeve have realized the regulation to the rotation show of sample and show height, have improved biological teaching efficiency greatly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a rear view of the middle box of the present invention;

fig. 4 is a schematic structural diagram of a driving assembly according to the present invention;

fig. 5 is a schematic structural view of the telescopic assembly of the present invention;

in the figure: 1. a base; 2. a non-slip mat; 3. a first lead screw; 4. a first lead screw sleeve; 5. a groove; 6. a support block; 7. a double-shaft motor; 8. a second lead screw; 9. a first bearing; 10. a first rotating shaft; 11. a fixing plate; 12. a pin shaft; 13. a second bearing; 14. a second rotating shaft; 15. a box body; 16. a telescoping assembly; 161. a cylinder; 162. a slider; 163. a sliding groove; 164. a movable rod; 17. a spring; 18. a drive assembly; 181. a driven gear; 182. a driving gear; 183. a drive motor; 19. a third bearing; 20. a third rotating shaft; 21. a splint; 22. a third screw rod; 23. placing the plate; 24. a chute; 25. an illuminating lamp; 26. a sponge; 27. a fourth screw rod; 28. a protective pad; 29. a knob; 30. a second lead screw sleeve; 31. a slider; 32. a pulley; 33. a push button switch; 34. locking; 35. a handle; 36. a display window; 37. a hinge; 38. a dust screen; 39. a heat dissipation fan; 40. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a specimen display box for biological teaching comprises a base 1, wherein a groove 5 is formed in the top of the base 1, a double-shaft motor 7 is fixedly connected to the bottom of the inner wall of the groove 5, the double-shaft motor 7 can drive a first lead screw 3 and a second lead screw 8 to rotate, so that a first lead screw sleeve 4 can drive a fixing plate 11 to move left and right, a box body 15 can be driven to move up and down through the movement of a connecting rod 40 under the action of a pin shaft 12, the height of the box body 15 can be adjusted, a first lead screw 3 and a second lead screw 8 are respectively and fixedly connected to two output shafts of the double-shaft motor 7, two ends of the first lead screw 3 and the second lead screw 8 are respectively and fixedly connected with a second rotating shaft 14, a second bearing 13 is sleeved on the surface of the second rotating shaft 14, the second bearing 13 is fixedly connected to the side surface of the inner wall of the groove 5, and first lead screw sleeves 4 are respectively in threaded, the top of the first lead screw sleeve 4 is fixedly connected with a fixed plate 11, the fixed plate 11 is movably connected with a connecting rod 40 through a pin shaft 12, the other end of the connecting rod 40 is movably connected with a second fixed plate 11 through a pin shaft 12, the top of the second fixed plate 11 is fixedly connected with a box body 15, the top of the base 1 is fixedly connected with a telescopic component 16 and a supporting block 6, the surface of the telescopic component 16 is sleeved with a spring 17, the top ends of the spring 17 and the telescopic component 16 are fixedly connected with the bottom of the box body 15, the bottom end of the spring 17 is fixedly connected on the base 1, the supporting block 6 is in lap joint with the box body 15, the supporting block 6 is arranged to play a supporting role on the box body 15, the inner wall of the box body 15 is fixedly connected with a sponge 26, the bottom of the inner wall of the box body 15 is fixedly connected with, the surface of the first rotating shaft 10 is fixedly connected with a driving assembly 18, the driving assembly 18 is fixedly connected with the bottom of the inner wall of the box body 15, the top end of the first rotating shaft 10 is fixedly connected with a placing plate 23, a third bearing 19 is fixedly connected inside the placing plate 23, a third rotating shaft 20 penetrates through the third bearing 19, opposite ends of the two third rotating shafts 20 are respectively fixedly connected with a third screw rod 22 and a fourth screw rod 27, the third screw rod 22 and the fourth screw rod 27 are fixedly connected, the surfaces of the third screw rod 22 and the fourth screw rod 27 are both in threaded connection with a second screw rod sleeve 30, a clamping plate 21 is fixedly connected onto the second screw rod sleeve 30, a protective pad 28 is arranged on the surface of the clamping plate 21, the supporting frame with a specimen can be clamped and fixed by arranging the clamping plate 21, the displaying and disassembling are convenient, the left side of the third rotating shaft 20 passes through the third bearing 19 and is fixedly connected with a knob 29, the knob 29 is rotated, can drive third lead screw 22 and fourth lead screw 27 and rotate, removes through the removal of second lead screw sleeve 30, can drive and remove about splint 21, realizes carrying out the centre gripping to the not sample support frame of equidimension and fixes, place board 23 inside and seted up spout 24, sliding connection has slider 31 in the spout 24, slider 31 and second lead screw sleeve 30 fixed connection, the device adopt drive assembly 18, first pivot 10, first bearing 9, third lead screw 22, fourth lead screw 27, biax motor 7, first lead screw 3, second lead screw 8 and first lead screw sleeve 4, have realized the regulation to the rotation show and the show height of sample, have improved biological teaching efficiency greatly.

Specifically, drive assembly 18 includes driving gear 182, driven gear 181 and driving motor 183, driving motor 183 fixed connection is in the bottom of box 15 inner wall, fixedly connected with driving gear 182 on driving motor 183's the output shaft, the surface toothing of driving gear 182 has driven gear 181, driven gear 181 fixed connection is on the surface of first pivot 10, and driving motor 183 work in drive assembly 18 can drive driving gear 182 and rotate, and meshing through driving gear 182 and driven gear 181 rotates, can reach and drive first pivot 10 pivoted purpose, and then can drive the sample through placing board 23 and carry out diversified show.

Specifically, flexible subassembly 16 includes drum 161, drum 161 fixed connection is at the top of base 1, sliding tray 163 has been seted up to the side of drum 161 inner wall, sliding connection has sliding block 162 in sliding tray 163, fixedly connected with movable rod 164 on the sliding block 162, drum 161 and fixed connection are passed on the top of movable rod 164 in the bottom of box 15, and movable rod 164 in flexible subassembly 16 can cooperate first lead screw 3 and second lead screw 8 to make box 15 reciprocate more stably under the sliding fit of sliding block 162 with sliding tray 163.

Specifically, the bottom fixedly connected with pulley 32 of placing board 23, pulley 32 sliding connection is in the bottom of box 15 inner wall, through setting up pulley 32, can cooperate drive assembly 18 to drive and place board 23 and rotate more stably.

Specifically, the top of box 15 inner wall is provided with light 25, there is display window 36 front side of box 15 through hinge 37 swing joint, and through setting up display window 36, display window 36 adopts toughened glass, can demonstrate the sample in the box 15, conveniently observes the study, display window 36 passes through hasp 34 and box 15 fixed connection, display window 36's front side is provided with handle 35.

Specifically, the rear side of box 15 is provided with dust screen 38, be provided with heat dissipation fan 39 in the dust screen 38, through setting up heat dissipation fan 39, can derive the inside steam of box 15, to the inside and outside air replacement of box 15, keep dry, avoid moist, the bottom of base 1 is provided with slipmat 2.

Specifically, the front side of the box body 15 is provided with a button switch 33, and the button switch 33 is electrically connected with the double-shaft motor 7, the driving motor 183 and the heat dissipation fan 39 through a lead.

The utility model discloses a theory of operation and use flow: in use, the utility model firstly opens the lock catch 34, opens the display window 36 through the handle 35, places the sample support frame with the sample on the placing plate 23, then rotates the knob 29 to drive the third screw rod 22 and the fourth screw rod 27 to rotate, drives the clamp plate 21 to move through the first screw rod sleeve 4, fixes the sample support frame, then closes the display window 36, controls the driving motor 183 to work through the button switch 33, drives the placing plate 23 to rotate through the meshing rotation of the driving gear 182 and the driven gear 181, realizes the omnibearing display of the sample, is convenient for more visual observation, simultaneously controls the double-shaft motor 7 to work through the button switch 33, under the coordination of the telescopic component 16, rotates the first screw rod 3 and the second screw rod 8, makes the first screw rod sleeve 4 drive the two fixing plates 11 to be close to each other, and with the help of the pin shaft 12 and the connecting rod 40, the box body 15 is driven to carry out height adjustment, after the height is adjusted to a proper use height, the double-shaft motor 7 is controlled to stop working, and the display and observation can be carried out.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a specimen display box for biological teaching, includes base (1), its characterized in that: the top of the base (1) is provided with a groove (5), the bottom of the inner wall of the groove (5) is fixedly connected with a double-shaft motor (7), two output shafts of the double-shaft motor (7) are respectively and fixedly connected with a first screw rod (3) and a second screw rod (8), two ends of the first screw rod (3) and the second screw rod (8) are respectively and fixedly connected with a second rotating shaft (14), the surface of the second rotating shaft (14) is sleeved with a second bearing (13), the second bearing (13) is fixedly connected to the side surface of the inner wall of the groove (5), the surfaces of the first screw rod (3) and the second screw rod (8) are respectively and threadedly connected with a first screw rod sleeve (4), the top of the first screw rod sleeve (4) is fixedly connected with a fixing plate (11), the fixing plate (11) is movably connected with a connecting rod (40) through a pin shaft (12), and the other end of the connecting rod (40) is movably connected with a second fixing, a box body (15) is fixedly connected to the top of the second fixing plate (11), a telescopic component (16) and a supporting block (6) are fixedly connected to the top of the base (1), a spring (17) is sleeved on the surface of the telescopic component (16), the top ends of the spring (17) and the telescopic component (16) are fixedly connected to the bottom of the box body (15), the bottom end of the spring (17) is fixedly connected to the base (1), the supporting block (6) is in lap joint with the box body (15), a sponge (26) is fixedly connected to the inner wall of the box body (15), a first bearing (9) is fixedly connected to the bottom of the inner wall of the box body (15), a first rotating shaft (10) penetrates through the first bearing (9), a driving component (18) is fixedly connected to the surface of the first rotating shaft (10), and the driving component (18) is fixedly connected to the bottom of the inner wall of the box body, the top end of the first rotating shaft (10) is fixedly connected with a placing plate (23), a third bearing (19) is fixedly connected inside the placing plate (23), a third rotating shaft (20) penetrates through the third bearing (19), opposite ends of the two third rotating shafts (20) are respectively fixedly connected with a third screw rod (22) and a fourth screw rod (27), the third screw rod (22) and the fourth screw rod (27) are fixedly connected, the surfaces of the third screw rod (22) and the fourth screw rod (27) are both in threaded connection with a second screw rod sleeve (30), a clamping plate (21) is fixedly connected onto the second screw rod sleeve (30), a protective pad (28) is arranged on the surface of the clamping plate (21), the left side of the third rotating shaft (20) penetrates through the third bearing (19) and is fixedly connected with a knob (29), a sliding groove (24) is formed inside the placing plate (23), and a sliding block (31) is connected in the sliding groove (24) in a sliding manner, and the sliding block (31) is fixedly connected with the second screw rod sleeve (30).

2. The specimen display box for biological teaching of claim 1, wherein: the driving assembly (18) comprises a driving gear (182), a driven gear (181) and a driving motor (183), the driving motor (183) is fixedly connected to the bottom of the inner wall of the box body (15), the driving gear (182) is fixedly connected to an output shaft of the driving motor (183), the driven gear (181) is meshed to the surface of the driving gear (182), and the driven gear (181) is fixedly connected to the surface of the first rotating shaft (10).

3. The specimen display box for biological teaching of claim 1, wherein: flexible subassembly (16) include drum (161), drum (161) fixed connection is at the top of base (1), sliding tray (163) have been seted up to the side of drum (161) inner wall, sliding tray (163) sliding connection has sliding block (162), fixedly connected with movable rod (164) on sliding block (162), drum (161) and fixed connection are passed on the top of movable rod (164) in the bottom of box (15).

4. The specimen display box for biological teaching of claim 1, wherein: the bottom of the placing plate (23) is fixedly connected with a pulley (32), and the pulley (32) is connected to the bottom of the inner wall of the box body (15) in a sliding mode.

5. The specimen display box for biological teaching of claim 1, wherein: the top of box (15) inner wall is provided with light (25), there is show window (36) front side of box (15) through hinge (37) swing joint, show window (36) are through hasp (34) and box (15) fixed connection, the front side of show window (36) is provided with handle (35).

6. The specimen display box for biological teaching of claim 1, wherein: the rear side of the box body (15) is provided with a dust screen (38), a heat dissipation fan (39) is arranged in the dust screen (38), and the bottom of the base (1) is provided with an anti-slip pad (2).

7. The specimen display box for biological teaching of claim 1, wherein: the front side of box (15) is provided with button switch (33), button switch (33) pass through wire electric connection with biax motor (7), driving motor (183) and heat dissipation fan (39).