CN212167498U - Experiment support for biochemistry teaching - Google Patents

Abstract

The utility model discloses an experimental support is used in biochemistry teaching, which comprises a mainboard, tripod main part and test tube support frame, the tripod main part includes the bottom plate, the lateral wall symmetry of bottom plate is provided with spacing bump, swivelling chute and circular recess have been seted up to the upper surface of mainboard, circular recess and swivelling chute are with the axle center, the spacing recess has been seted up to the symmetry on the inner wall of swivelling chute, be equipped with the support rotary mechanism who is used for supporting the bottom plate in the circular recess, support rotary mechanism including supporting the rotor plate, bottom plate and two spacing bumps all are located the swivelling chute, and bottom plate and support rotor plate contact, the bottom plate is assembled when the rotatory certain angle of bottom plate, two spacing bumps block respectively into two spacing inslots. The utility model provides a pair of experimental support is used in biochemistry teaching can make stable the placing on the mainboard of tripod main part to when receiving the collision, be difficult for empting, reduce the potential safety hazard, convenient to detach moreover, the washing of the tripod main part of being convenient for.

Description

Experiment support for biochemistry teaching

Technical Field

The utility model relates to a teaching support technical field relates to a biochemistry teaching is with experiment support particularly.

Background

The biochemical teaching experiment refers to a teaching practice activity in which teachers or students change the state and properties of an experimental object under artificial experimental conditions by using certain chemical experimental instruments, equipment, devices and other material means according to certain chemical experimental purposes in biochemical teaching, so that various chemical experimental facts are obtained and the purpose of chemical teaching is achieved.

General biochemistry is in carrying out teaching test, can use the tripod that holds the beaker to and the alcohol burner of heating usefulness, traditional tripod is when experimental just directly places the tripod on the test bench, then places beaker and alcohol burner in corresponding experimental position again, this kind of mode of placing is unstable, if collide the tripod carelessly in experimental time, will pour out the liquid in alcohol burner and the beaker easily, spill out, on spattering the human body, thereby there is great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing an experimental support is used in biochemical teaching, aim at solving traditional tripod and directly place the tripod on the test bench when experimental, then place beaker and alcohol burner in corresponding experimental position, this kind of mode of placement is unstable, if hit the tripod carelessly in experimental time, will pour out the liquid in alcohol burner and the beaker easily, spill out, spatter on the human body to there is the problem of great potential safety hazard.

Technical scheme

In order to achieve the above object, the utility model provides a pair of experiment support is used in biochemistry teaching, include: mainboard, tripod main part and test tube support frame, the tripod main part includes the bottom plate, the lateral wall symmetry of bottom plate is provided with spacing bump, swivelling chute and circular recess have been seted up to the upper surface of mainboard, the circular recess with the swivelling chute is with the axle center, the spacing groove has been seted up to the symmetry on the inner wall of swivelling chute, be equipped with in the circular recess and be used for supporting the support rotary mechanism of bottom plate, support rotary mechanism is including supporting the rotor plate, bottom plate and two spacing bump all is located the swivelling chute, just the bottom plate with support the rotor plate and contact, the bottom plate is assembled and is worked as during the rotatory certain angle of bottom plate, two spacing bump blocks into two respectively spacing inslot.

Preferably, the upper surface of the main plate is provided with a sliding groove, the bottom of the test tube support frame is fixedly provided with a sliding plate, and the lower surface of the sliding plate is symmetrically provided with sliding strips matched with the sliding groove.

Preferably, the supporting and rotating mechanism further comprises a return spring, a thrust bearing and a circular column, the thrust bearing is fixedly installed at the middle shaft at the bottom of the circular groove, the circular column is fixedly installed on the upper surface of the thrust bearing, the return spring is movably sleeved on the outer wall of the circular column, one end of the return spring is fixedly installed on the upper surface of the thrust bearing, and the other end of the return spring is fixedly installed at the middle shaft at the lower surface of the supporting rotating plate.

Preferably, the tripod body further comprises three supports, three protection plates and three trays, the three protection plates are fixedly mounted on the three supports, and the three supports are uniformly distributed on the upper surface of the bottom plate.

Preferably, two of the protection plates are fixedly arranged between the brackets, one end of the other protection plate is hinged on one of the brackets, and the other end of the other protection plate is clamped on the other bracket.

Preferably, the periphery of the lower surface of the main board is fixedly provided with supporting legs, and the lower surface of the main board is fixedly provided with a storage box.

Advantageous effects

Compared with the prior art, the utility model provides a pair of experiment support is used in biochemistry teaching possesses following beneficial effect:

1. the utility model discloses a set up on the mainboard and support rotary mechanism and supporting the bottom plate in the tripod main part, then set up spacing bump through the both sides at the bottom plate to can be with the spacing inslot that the bottom plate card was seted up on the mainboard, then utilize and support rotary mechanism supporting baseplate, thereby can fix enough on the mainboard with the rotation of tripod main part, thereby can make placing on the mainboard that the tripod main part is stable, thereby when receiving the collision, be difficult for empting, very big reduction potential safety hazard.

2. The utility model discloses a bottom at test tube support frame sets up the sliding plate, then set up on the sliding plate with spout assorted draw runner to can make test tube support frame when receiving the collision, be difficult for empting with sliding plate sliding connection on the mainboard, improve test tube support frame's factor of safety, reduce the potential safety hazard.

3. The utility model discloses a tripod main part and detachable test tube support frame that the setting can be dismantled to when the tripod main part or test tube support frame need be clean, can convenient to detach, thereby be convenient for the washing of tripod main part or test tube support frame.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the motherboard and the position of the chute;

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

FIG. 4 is a schematic diagram of a top view of the motherboard and a cross-sectional structure of the motherboard top view A-A according to the present invention;

FIG. 5 is an enlarged schematic view of the structure at the position C of the present invention;

fig. 6 is a schematic structural view of the sliding plate and the sliding strip according to the present invention;

figure 7 is the utility model discloses the structure schematic diagram of tripod main part and spacing bump.

The main reference numbers:

1. a main board; 2. a storage tank; 3. a supporting and rotating mechanism; 4. supporting legs; 5. a sliding plate; 6. a test tube support frame; 7. a tripod body; 8. a chute; 9. a rotating tank; 10. supporting a rotating plate; 11. a circular groove; 12. a circular column; 13. a thrust bearing; 14. a return spring; 15. a slide bar; 16. a support; 17. A tray; 18. a protection plate; 19. a base plate; 20. limiting salient points; 21. a limiting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-7, an experimental support for biochemical teaching, a bottom plate 19 on a tripod body 7 is supported by a supporting and rotating mechanism 3 arranged on a main plate 1, and then limiting salient points 20 are arranged on two sides of the bottom plate 19, so that the bottom plate 19 can be clamped in a limiting groove 21 arranged on the main plate 1, and then the bottom plate 19 is supported by the supporting and rotating mechanism 3, so that the tripod body 7 can be rotatably fixed on the main plate 1, so that the tripod body 7 can be stably placed on the main plate 1, and is not easy to topple over when being collided, thereby greatly reducing the potential safety hazard, a sliding plate 5 is arranged at the bottom of a test tube support frame 6, and then a sliding strip 15 matched with a sliding groove 8 is arranged on the sliding plate 5, so that the sliding plate 5 can be slidably connected on the main plate 1, and the test tube support frame 6 can be collid, be difficult for empting, improve test tube support frame 6's factor of safety, reduce the potential safety hazard, through tripod main part 7 and the detachable test tube support frame 6 that sets up can dismantle to when tripod main part 7 or test tube support frame 6 need be clean, can convenient to detach, thereby be convenient for tripod main part 7 or the washing of test tube support frame 6.

The utility model provides a pair of experiment support is used in biochemical teaching, tripod main part 7 includes bottom plate 19, bottom plate 19's lateral wall symmetry is provided with spacing bump 20, swivelling chute 9 and circular recess 11 have been seted up to mainboard 1's upper surface, circular recess 11 and swivelling chute 9 are with the axle center, spacing recess 21 has been seted up to the symmetry on the inner wall of swivelling chute 9, be equipped with the support rotary mechanism 3 that is used for supporting bottom plate 19 in the circular recess 11, support rotary mechanism 3 including supporting rotor plate 10, bottom plate 19 and two spacing bumps 20 all are located swivelling chute 9, and bottom plate 19 contacts with support rotor plate 10, bottom plate 19 is assembled when the rotatory certain angle of bottom plate 19, two spacing bumps 20 block into two spacing recesses 21 respectively.

In this embodiment, it is preferred, spout 8 has been seted up to mainboard 1's upper surface, test tube support frame 6's bottom fixed mounting has sliding plate 5, the lower surface symmetry of sliding plate 5 is provided with 8 assorted draw slips 15 of spout, bottom through at test tube support frame 6 sets up sliding plate 5, then set up on sliding plate 5 with 8 assorted draw slips 15 of spout, thereby can be with 5 sliding connection of sliding plate on mainboard 1, make test tube support frame 6 when receiving the collision, be difficult for empting, improve test tube support frame 6's factor of safety, reduce the potential safety hazard.

Further, the supporting and rotating mechanism 3 further comprises a return spring 14, a thrust bearing 13 and a circular column 12, the thrust bearing 13 is fixedly installed at the middle shaft at the bottom of the circular groove 11, the circular column 12 is fixedly installed on the upper surface of the thrust bearing 13, the return spring 14 is movably sleeved on the outer wall of the circular column 12, one end of the return spring 14 is fixedly installed on the upper surface of the thrust bearing 13, and the other end of the return spring is fixedly installed at the middle shaft at the lower surface of the supporting and rotating plate 10.

Furthermore, tripod main part 7 still includes support 16, guard plate 18 and tray 17, and the quantity of guard plate 18 is three, and tray 17 fixed mounting is on three support 16, and three support 16 evenly distributed is on bottom plate 19's upper surface, through setting up guard plate 18, mainly be exactly for when teaching, reduces the collision of external object to the alcohol burner and emptys, and tray 17 is used for holding the beaker that needs the heating.

Furthermore, the utility model discloses in, wherein two protection plate 18 fixed mounting between support 16, the one end of another one protection plate 18 articulates on one of them support 16, and other end card is on another support 16, through setting up articulating on one of them support 16 of one protection plate 18, and the other end is provided with the draw-in groove that the fastener card was seted up on support 16, can carry out opening and closing of protection plate 18 to be convenient for taking of alcohol burner.

The utility model discloses in the further technical scheme that provides, fixed mounting all around of 1 lower surface of mainboard has supporting leg 4, and the lower fixed surface of mainboard 1 installs bin 2, and bin 2 is used for depositing the reagent that the biochemistry teaching was used.

The utility model discloses a through set up support rotary mechanism 3 on mainboard 1 and supporting bottom plate 19 on tripod main part 7, then through set up spacing bump 20 in the both sides of bottom plate 19, thereby can block bottom plate 19 in the spacing groove 21 that sets up on mainboard 1, then utilize support rotary mechanism 3 to support bottom plate 19, thereby can make tripod main part 7 rotate enough to fix on mainboard 1, thereby can make tripod main part 7 stably place on mainboard 1, thereby when receiving the collision, be difficult for empting, very big reduction potential safety hazard, through set up sliding plate 5 in the bottom of test tube support frame 6, then set up draw runner 15 with spout 8 assorted on sliding plate 5, thereby can slide connecting sliding plate 5 on mainboard 1, make test tube support frame 6 when receiving the collision, be difficult for empting, improve the factor of safety of test tube support frame 6, reduce the potential safety hazard, through tripod main part 7 and the detachable test tube support frame 6 that sets up can dismantle to when tripod main part 7 or test tube support frame 6 need be clean, can convenient to detach, thereby be convenient for the washing of tripod main part 7 or test tube support frame 6.

When the tripod main body 7 is installed, the tripod main body 7 is firstly taken up, then the two limit salient points 20 arranged on the bottom plate 19 are clamped in the rectangular grooves arranged at the two sides of the rotating groove 9, then the tripod main body 7 is pressed downwards, the supporting rotating plate 10 arranged in the circular groove 11 is driven to move downwards when the tripod main body 7 is pressed, when the two limit salient points 20 rotate completely, the tripod main body 7 rotates clockwise and anticlockwise, when the tripod main body rotates for 90 degrees, the two limit salient points 20 are just positioned below the two limit grooves 21 respectively, the tripod main body 7 is loosened, the supporting rotating plate 10 and the bottom plate 19 move upwards under the elastic action of the return spring 14, so that the two limit salient points 20 are clamped into the two limit grooves 21 respectively, the tripod main body 7 can be fixed, a beaker is placed on the tray 17, the alcohol burner is then placed on the base plate 19 and a series of teaching tests are performed.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The elastic coefficient of the return spring 14 in the present application satisfies the corresponding technical requirements in the specific implementation process.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims (6)

1. The utility model provides an experimental support for biochemistry teaching, includes mainboard (1), tripod main part (7) and test tube support frame (6), its characterized in that, tripod main part (7) include bottom plate (19), the lateral wall symmetry of bottom plate (19) is provided with spacing bump (20), rotatory groove (9) and circular recess (11) have been seted up to the upper surface of mainboard (1), circular recess (11) with rotatory groove (9) are coaxial, spacing groove (21) have symmetrically been seted up on the inner wall of rotatory groove (9), be equipped with in circular recess (11) and be used for supporting support rotary mechanism (3) of bottom plate (19), support rotary mechanism (3) are including supporting rotor plate (10), bottom plate (19) and two spacing bump (20) all are located in rotatory groove (9), just bottom plate (19) with support rotor plate (10) contact, the bottom plate (19) is assembled in such a way that when the bottom plate (19) rotates for a certain angle, the two limiting salient points (20) are respectively clamped into the two limiting grooves (21).

2. The experiment support for biochemistry teaching according to claim 1 is characterized in that a sliding groove (8) is formed in the upper surface of the main plate (1), a sliding plate (5) is fixedly installed at the bottom of the test tube support frame (6), and sliding strips (15) matched with the sliding groove (8) are symmetrically arranged on the lower surface of the sliding plate (5).

3. The experimental support for biochemical teaching as claimed in claim 1, wherein the supporting and rotating mechanism (3) further comprises a return spring (14), a thrust bearing (13) and a circular column (12), the thrust bearing (13) is fixedly installed at a central axis of the bottom of the circular groove (11), the circular column (12) is fixedly installed at an upper surface of the thrust bearing (13), the return spring (14) is movably sleeved on an outer wall of the circular column (12), one end of the return spring (14) is fixedly installed at an upper surface of the thrust bearing (13), and the other end of the return spring is fixedly installed at a central axis of the lower surface of the supporting and rotating plate (10).

4. An experimental support for biochemical teaching as claimed in claim 1, wherein said tripod body (7) further comprises three supports (16), three protection plates (18) and three trays (17), said three protection plates (18) are fixedly mounted on three said supports (16), and three said supports (16) are uniformly distributed on the upper surface of said bottom plate (19).

5. An experimental support for biochemical teaching according to claim 4, wherein two of said protecting plates (18) are fixedly installed between said supports (16), and one end of the other protecting plate (18) is hinged on one of said supports (16), and the other end is clamped on the other of said supports (16).

6. The experiment support for biochemistry teaching according to claim 1 is characterized in that support legs (4) are fixedly installed around the lower surface of the main plate (1), and the storage box (2) is fixedly installed on the lower surface of the main plate (1).

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