CN218167106U

CN218167106U - A multi-functional support frame for experiments for chemistry teaching education

Info

Publication number: CN218167106U
Application number: CN202221838369.6U
Authority: CN
Inventors: 刘素红
Original assignee: Tianxing Advanced Materials Technology Suzhou Co ltd
Current assignee: Tianxing Advanced Materials Technology Suzhou Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-12-30
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to a chemistry education technical field, and a multi-functional support frame is used in experiment for chemistry teaching education is disclosed, including stabilizing the case, the top left side and the equal fixedly connected with in top right side of stabilizing the case stabilize the piece, the one end that two steady pieces are close to each other all is provided with stabilizes the recess, the bottom left side and the bottom right side of stabilizing the incasement portion all rotate and are connected with the steady axle, the top of two steady axles extends to the inside of stabilizing the recess respectively and rotates with the top of stabilizing the recess inside and be connected, all be provided with stable screw on the top outer wall of two steady axles, the one end that two connecting plates are close to each other all is provided with stabilizes the spout, further improvement test tube is at the fixed effect of standing groove inside, improve the stability of test tube centre gripping, and the effectual phenomenon that prevents that the test tube from taking place to drop in the centre gripping process, further improvement is to the protection of test tube, strengthen the result of use of chemistry education to the device.

Description

A multi-functional support frame for experiments for chemistry teaching education

Technical Field

The utility model relates to a chemistry education technical field specifically is a multi-functional support frame for experiments for chemistry teaching education.

Background

As everyone knows, chemistry teaching experiment support frame mainly is the supporting frame structure who places chemistry experiment apparatus, for example test tube rack, and it is exactly one of chemistry teaching experiment support frame, because test tube bottom is circular column structure, when placing, can not steady place on the operation panel, consequently need use the rack to place the test tube.

Through the retrieval, chinese patent publication is CN 211800948U's utility model discloses a multi-functional support frame for experiments for chemistry teaching education, including support frame main part, bracing piece, knob, base, drain pipe and spring, be provided with the fixed plate in the inboard of bracing piece, the front side of fixed plate is provided with the regulation head that can pull, and then makes the regulation head pass through the connecting rod and stimulate the holding head, and is fixed with the spring between regulation head and the spacing groove, can loosen the back at the regulation head, realizes the clamp function to different diameter test tubes.

The device is in the use though accomplish through the regulation of two holding heads and carry out the centre gripping to the not unidimensional test tube, but the device only relies on single spring to drive the holding head and carries out the centre gripping to the test tube, and then leads to probably because the tension of spring is limited and cause the instability of centre gripping, and then causes dropping of test tube, influences the result of use of support frame, reduces the availability factor of chemical education.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of prior art, the utility model provides a stabilize multi-functional support frame for experiments of centre gripping for chemical teaching education to the test tube.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional support frame for experiments of chemical teaching education comprises a stabilizing box, wherein stabilizing blocks are fixedly connected to the left side of the top end and the right side of the top end of the stabilizing box, stabilizing grooves are formed in the ends, close to each other, of the two stabilizing blocks, stabilizing shafts are rotatably connected to the left side of the bottom end and the right side of the bottom end of the interior of the stabilizing box, the top ends of the two stabilizing shafts extend into the stabilizing grooves and are rotatably connected with the top ends of the interiors of the stabilizing grooves, stabilizing threads are arranged on the outer walls of the top ends of the two stabilizing shafts, stabilizing thread sleeves are arranged on the outer walls of the two stabilizing threads, connecting plates are fixedly connected to the ends, close to each other, of the two connecting plates, stabilizing sliding grooves are arranged at the ends, close to each other, of the two stabilizing sliding grooves are respectively and are connected with connecting blocks in a sliding mode, a supporting plate is fixedly connected between the two connecting blocks, sliding grooves are arranged at the left end and the right end of the supporting plate, sliding grooves are respectively and sliding blocks are fixedly connected with the ends, which are far away from each other, a plurality of the stabilizing thread grooves are arranged in front of the supporting plate, a plurality of the stabilizing thread grooves are respectively connected with a plurality of buffering blocks, and a plurality of buffering grooves are arranged in front of buffering grooves, and a plurality of buffering blocks, and a plurality of buffering grooves are arranged in the buffering spring clamping grooves, and a plurality of buffering spring plates, and a plurality of buffering grooves are respectively arranged in a plurality of buffering spring, and a plurality of buffering spring, a plurality of buffering grooves are respectively arranged in a plurality of buffering grooves, a plurality of buffering plate, all install the belt pulley on stabilizing the bottom outer wall of axle, two the transmission is connected with the drive belt between the belt pulley, the front end left side of stabilizing the case is provided with stabilizes the through-hole, the inside rotation that stabilizes the through-hole is connected with the axis of rotation, the rear end of axis of rotation with be located left all install conical gear, two on stabilizing the outer wall of axle conical gear intermeshing.

Preferably, two the equal fixedly connected with buffer cylinder in top of sliding block, two the equal sliding connection in top of buffer cylinder has the buffer beam, two the buffer beam respectively with the bottom fixed connection of two connecting blocks, two all the cover is equipped with buffer spring on the outer wall of buffer beam.

Furthermore, two the inside left end and the right-hand member of buffer cylinder all are provided with buffering recess, two sliding connection has the limiting plate between the buffering recess, two the bottom of limiting plate respectively with two buffer cylinder inside between all install connecting spring.

Still further, the front ends of the stabilizing threaded rods are fixedly connected with twisting blocks.

On the basis, the front end of the rotating shaft is fixedly connected with a rotating handle.

Further on the aforesaid basis, all fixedly connected with stabilizes the stabilizer blade in the bottom four corners department of stabilizing the case.

(III) advantageous effects

Compared with the prior art, the utility model provides a multi-functional support frame for experiments for chemistry teaching education possesses following beneficial effect:

this a multi-functional support frame for experiments for chemistry teaching education, through placing the inside back of standing groove with the test tube, under two removal of buffering silica gel piece and stabilizing spring, will carry out slight location centre gripping to the test tube, and under the rotation to stabilizing screw, stabilizing screw drives the circular arc grip block and carries out the contact back to the outer wall of test tube, further improvement test tube is at the inside fixed effect of standing groove, the stability of improvement test tube centre gripping, and the effectual phenomenon that the test tube takes place to drop at the centre gripping in-process that prevents, further improvement is to the protection of test tube, strengthen the result of use of chemistry education to the device.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the support plate of the present invention;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a partial enlarged structure at B of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the top-view cross-sectional structure of the stabilizing box of the present invention.

In the figure: 1. a stabilization box; 2. a stabilization block; 3. a stabilizing shaft; 4. stabilizing the thread; 5. stabilizing the threaded sleeve; 6. a connecting plate; 7. connecting blocks; 8. a support plate; 9. a slider; 10. stabilizing the threaded rod; 11. an arc clamping plate; 12. buffering the silica gel block; 13. a stabilizing spring; 14. a belt pulley; 15. a transmission belt; 16. a rotating shaft; 17. a bevel gear; 18. a buffer cylinder; 19. a buffer rod; 20. a buffer spring; 21. a limiting plate; 22. a connecting spring; 23. a twisting block; 24. rotating the handle; 25. and a stabilizing leg.

Detailed Description

Referring to fig. 1-4, a multifunctional supporting frame for experiments of chemical teaching education comprises a stabilizing box 1, stabilizing blocks 2 are fixedly connected to the left side of the top end and the right side of the top end of the stabilizing box 1, stabilizing grooves are formed at the ends, close to each other, of the two stabilizing blocks 2, stabilizing shafts 3 are rotatably connected to the left side of the bottom end and the right side of the bottom end inside the stabilizing box 1, the top ends of the two stabilizing shafts 3 extend into the stabilizing grooves and are rotatably connected with the top ends inside the stabilizing grooves, stabilizing threads 4 are arranged on the outer walls of the top ends of the two stabilizing shafts 3, stabilizing thread 4 sleeves are screwed on the outer walls of the two stabilizing threads 4, connecting plates 6 are fixedly connected to the ends, close to each other, of the two connecting plates 6 are provided with stabilizing sliding grooves, connecting blocks 7 are slidably connected to the insides of the two stabilizing sliding grooves, a supporting plate 8 is fixedly connected between the two connecting blocks 7, sliding grooves are respectively arranged at the left end and the right end of the supporting plate 8, sliding blocks 9 are respectively and slidably connected inside the two sliding grooves, the ends, far away from each other, of the two sliding blocks 9 are respectively and fixedly connected with the ends, close to each other, of the two connecting blocks 7, a plurality of placing grooves are arranged at the top end of the supporting plate 8, a plurality of stabilizing thread 4 through holes penetrating through the placing grooves are arranged at the front end of the supporting plate 8, stabilizing thread 4 rods are respectively and spirally arranged inside the stabilizing thread 4 through holes, arc clamping plates 11 are respectively and rotatably connected at the rear ends of the stabilizing thread 4 rods, buffer grooves are respectively arranged at the left end and the right end inside the placing grooves, buffer silica gel blocks 12 are respectively and slidably connected inside the buffer grooves, stabilizing springs 13 are respectively arranged in front of the buffer grooves 12, all install belt pulley 14 on two bottom outer walls of stabilizing axle 3, the transmission is connected with drive belt 15 between two belt pulleys 14, the front end left side of stabilizing box 1 is provided with the stabilization through-hole, the inside rotation of stabilization through-hole is connected with axis of rotation 16, all install bevel gear 17 on the rear end of axis of rotation 16 and the outer wall that is located left stabilizing axle 3, two bevel gear 17 intermeshing, through placing the inside back of standing groove with the test tube, under two buffering silica gel blocks 12 and stabilization spring 13's removal, will carry out slight location centre gripping to the test tube, and under the rotation to stabilizing screw, stabilizing screw 4 poles and driving circular arc grip block 11 and contacting the back to the outer wall of test tube, further improvement test tube is at the inside fixed effect of standing groove, the stability of test tube centre gripping is improved, and the effectual phenomenon that prevents that the test tube from taking place to drop in the clamping process, further improvement is to the protection of test tube, strengthen the result of use of chemistry education to the device.

It should be further noted that, the top ends of the two sliding blocks 9 are fixedly connected with the buffer cylinders 18, the top ends of the two buffer cylinders 18 are slidably connected with the buffer rods 19, the two buffer rods 19 are respectively fixedly connected with the bottom ends of the two connecting blocks 7, the outer walls of the two buffer rods 19 are respectively sleeved with the buffer springs 20, the left end and the right end inside the two buffer cylinders 18 are respectively provided with a buffer groove, the two buffer grooves are slidably connected with the limit plates 21, the connecting springs 22 are respectively arranged between the bottom ends of the two limit plates 21 and the bottom ends inside the two buffer cylinders 18, the buffer rods 19 are driven to slide inside the buffer cylinders 18 through the movement of the connecting blocks 7 and the sliding blocks 9, and the stability of the support plate 8 during the up-and-down movement is greatly improved through the expansion of the buffer springs 20 and the connecting springs 22, effectual preventing that the road from jolting and causing breaking of test tube, the piece 23 is turned round to the equal fixedly connected with in front end of 4 poles of a plurality of stable screw threads, through installing the piece 23 of turning round when user of service rotates 4 poles of stable screw threads, through the rotation to the piece 23 of turning round, it drives the 4 poles of stable screw threads and rotates the convenience when 4 poles of very big improvement stable screw threads rotate to turn round

piece

23, 16 front end fixedly connected with in axis of rotation rotates handle 24, through installing rotation handle 24, the convenience when user rotates axis of rotation 16 has been reached, the equal fixedly connected with in bottom four corners department of stable box 1 stabilizes stabilizer blade 25, through the installation of four stable stabilizer blade 25, improve the height of stable box 1 and improve the stable effect of support to whole device.

In conclusion, when the multifunctional support frame for experiments for chemical teaching education is used, a test tube is firstly placed inside a placement groove, the test tube is slightly positioned and clamped under the movement of two buffering silica gel blocks 12 and a stabilizing spring 13, the stabilizing screw rod 4 drives an arc clamping plate 11 to contact the outer wall of the test tube after the test tube is rotated, the fixing effect of the test tube inside the placement groove is further improved, the rotating shaft 16 drives a stabilizing shaft 3 to rotate through a bevel gear 17 after the rotating shaft 16 rotates, the stabilizing shaft 3 drives another stabilizing shaft 3 to rotate through a belt pulley 14 and a transmission belt 15, the stabilizing shaft 3 drives a stabilizing thread 4 to rotate under the rotation, the stabilizing thread 4 drives a stabilizing thread 4 sleeve to move, the stabilizing thread 4 sleeve drives a support plate 8 to move up and down, the bumping phenomenon is inevitable in the process of moving the multifunctional support frame, the buffer rod 19 is driven to move up and down inside a buffer cylinder 18 through a connecting block 7 and the sliding block 9, the buffer rod 19 drives the buffer spring 18 to slide and simultaneously drives a buffer spring 20 to further reduce the bumping damage of the test tube during transportation, and further transport, and the damage of the test tube is further reduced.

Claims

1. The utility model provides a multi-functional support frame for experiments for chemical teaching education, is including stabilizing case (1), its characterized in that: the left side of the top end and the right side of the top end of the stabilizing box (1) are fixedly connected with stabilizing blocks (2), one ends of the two stabilizing blocks (2) close to each other are respectively provided with a stabilizing groove, the left side of the bottom end and the right side of the bottom end in the stabilizing box (1) are respectively and rotatably connected with stabilizing shafts (3), the top ends of the two stabilizing shafts (3) respectively extend into the stabilizing grooves and are rotatably connected with the top ends in the stabilizing grooves, stabilizing threads (4) are respectively arranged on the outer wall of the top ends of the two stabilizing shafts (3), stabilizing thread (4) sleeves are respectively and spirally arranged on the outer wall of the two stabilizing threads (4), one ends of the two stabilizing thread (4) sleeves close to each other are respectively and fixedly connected with a connecting plate (6), one ends of the two connecting plates (6) close to each other are respectively provided with a stabilizing sliding groove, the inside of the two stabilizing sliding grooves is respectively and slidably connected with a connecting block (7), a supporting plate (8) is fixedly connected between the two connecting blocks (7), the left end and the right end of the supporting plate (8) are respectively provided with a sliding groove, the sliding block (9) far away from one end of the connecting block and a plurality of the supporting plate (8) are respectively arranged to the front end of the supporting plate, and a plurality of the supporting plate (8) close to each other are respectively arranged with a plurality of the sliding block (8), it is a plurality of the equal spiral shell in inside of stabilizing screw thread (4) through-hole is equipped with and stabilizes screw thread (4) pole, and is a plurality of the rear end of stabilizing screw thread (4) pole all rotates and is connected with circular arc grip block (11), and is a plurality of the inside left end and the right-hand member of standing groove all are provided with the dashpot, and are a plurality of the equal sliding connection in inside of dashpot has buffering silica gel piece (12), and is a plurality of buffering silica gel piece (12) all install stabilizing spring (13) before with the inside of a plurality of dashpots respectively, two all install belt pulley (14), two on the bottom outer wall of stabilizing shaft (3) the transmission is connected with drive belt (15) between belt pulley (14), the front end left side of stabilizing box (1) is provided with stabilizing through-hole, stabilizing through-hole's internal rotation is connected with axis of rotation (16), the rear end of axis of rotation (16) with be located left all install bevel gear (17), two on the outer wall of stabilizing shaft (3) bevel gear (17) intermeshing.

2. The multifunctional experimental support for chemical teaching education as claimed in claim 1, wherein: two the equal fixedly connected with buffer cylinder (18) in top of sliding block (9), two the equal sliding connection in top of buffer cylinder (18) has buffer beam (19), two buffer beam (19) respectively with the bottom fixed connection of two connecting blocks (7), two it is equipped with buffer spring (20) all to overlap on the outer wall of buffer beam (19).

3. The multifunctional experimental support for chemical teaching education as claimed in claim 2, wherein: two the inside left end and the right-hand member of buffer cylinder (18) all are provided with buffering recess, two sliding connection has limiting plate (21) between the buffering recess, two the bottom of limiting plate (21) all install between the bottom inside with two buffer cylinders (18) respectively and connect spring (22).

4. The multifunctional experimental support for chemical teaching education as claimed in claim 3, wherein: the front ends of the stabilizing thread (4) rods are fixedly connected with twisting blocks (23).

5. The multifunctional experimental support for chemical teaching education as claimed in claim 4, wherein: the front end of the rotating shaft (16) is fixedly connected with a rotating handle (24).

6. The multifunctional experimental support for chemical teaching education as claimed in claim 5, wherein: the bottom four corners of the stabilizing box (1) are fixedly connected with stabilizing support legs (25).