CN212365304U

CN212365304U - Organic chemistry is with fat rapid extraction teaching device

Info

Publication number: CN212365304U
Application number: CN202021508071.XU
Authority: CN
Inventors: 谢玉胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-01-15
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a fat draws teaching device fast for organic chemistry, the on-line screen storage device comprises a base, upper end one side of base is equipped with the support column that the symmetry set up, two can dismantle on the support column and be equipped with two sets of adjusting device, adjusting device is including fixed cover, fixed cover can slide the cover and establish on the support column, two fixed inter-nested is equipped with fixed section of thick bamboo, the inner chamber middle part of fixed section of thick bamboo is equipped with the division board. The utility model discloses under the concerted action of two sets of support columns and fixed cover, the fastness of adjusting device installation has been increased to increased reaction device's stability, in addition, adopted two sets of connecting rods to carry out fixing device, further increased reaction device's stability, improved reaction device's security, the utility model discloses a rotating screw rod has realized the quick deciliter of stopper and spacing groove, thereby provides convenience for the dismouting of first layer board and second layer board, has saved installation time for the user.

Description

Organic chemistry is with fat rapid extraction teaching device

Technical Field

The utility model relates to a teaching aid technical field specifically is a fat draws teaching device fast for organic chemistry.

Background

The currently common fat extraction device is a Soxhlet extractor, also called a fat extractor or a fat extractor, the Soxhlet extractor consists of an extraction bottle, an extraction pipe and a condenser, the two sides of the extraction pipe are respectively provided with a siphon pipe and a connecting pipe, the joint of each part needs to be tight and can not leak gas, and a sample to be detected is wrapped in a degreasing filter paper bag and put into the extraction pipe for extraction during extraction.

Application number 201620489729.4 discloses a fat extraction device for organic chemistry teaching, which relates to the technical field of teaching appliances, and comprises a base, wherein a stand column is vertically and fixedly arranged on the base, a first supporting arm and a second supporting arm are arranged on the stand column through fasteners, and a tray is arranged on the first supporting arm; this extraction element has only set up a stand to the utensil for experiments is passed through first support arm and second support arm connection on the stand, nevertheless can appear colliding extraction element's the condition in the experimentation unavoidably, and this moment because only a stand supports, and stability is relatively poor, and extraction element easily takes place the slope and rocks, thereby leads to the reaction utensil to drop, and we propose a teaching device for quick extraction of fat for organic chemistry for this reason and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fat draws teaching device fast for organic chemistry to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fat fast extraction teaching device for organic chemistry comprises a base, wherein one side of the upper end of the base is provided with symmetrically arranged support columns, two support columns are detachably provided with two groups of adjusting devices, each adjusting device comprises a fixed sleeve, the fixed sleeves can be sleeved on the support columns in a sliding manner, a fixed cylinder is arranged between the two fixed sleeves, the middle part of an inner cavity of the fixed cylinder is provided with a separation plate, two sides of the separation plate are provided with symmetrically distributed springs, two sides of the inner cavity of the fixed cylinder are provided with symmetrically arranged limiting plates in a sliding manner, one end of each spring is fixedly connected with the corresponding limiting plate, one side of each limiting plate is provided with a positioning rod, one side of each support column is provided with positioning holes distributed in an array manner, one end of each positioning rod can penetrate through the fixed sleeves and is clamped in the positioning holes in a sliding manner, one, and a second supporting plate is detachably arranged at one end of the other group of connecting rods, and an extraction device is detachably arranged on the first supporting plate and the second supporting plate.

As a preferred technical scheme of the utility model, the draw-in groove has been seted up to the one end of connecting rod, one side of first layer board and second layer board all is equipped with the connecting block of symmetric distribution, one side fixed mounting of connecting block has the cardboard, the cardboard can slide the card and establish in the draw-in groove.

As a preferred technical scheme of the utility model, the spacing groove that the array distributes is seted up to the one end of cardboard, the slip card is equipped with the stopper in the inner chamber of connecting rod, the lower extreme of stopper can the slip card establish at the spacing inslot, the one end screw thread of connecting rod is inserted and is equipped with the screw rod, the one end through connection pole of screw rod is rotated with the stopper and is connected.

As a preferred technical scheme of the utility model, fixed mounting has the carriage release lever on the limiting plate, the one end of carriage release lever runs through a fixed section of thick bamboo and is equipped with the movable plate at its end.

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

1. the utility model discloses under the concerted action of two sets of support columns and fixed cover, the fastness of adjusting device installation has been increased to increased reaction device's stability, in addition, adopted two sets of connecting rods to carry out fixing device, further increased reaction device's stability, improved reaction device's security.

2. The utility model discloses a rotate the screw rod, realized the quick deciliter of stopper and spacing groove to for the dismouting of first layer board and second layer board provides facility, saved installation time for the user.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the adjusting device of the present invention;

FIG. 3 is a schematic structural view of the adjusting device of the present invention;

FIG. 4 is a schematic view of a part of the structure of the present invention;

fig. 5 is an enlarged structural diagram of a portion a in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a support pillar; 21. positioning holes; 3. an adjustment device; 31. fixing a sleeve; 32. a fixed cylinder; 33. a partition plate; 34. a spring; 35. a limiting plate; 36. positioning a rod; 37. a connecting rod; 38. a card slot; 39. a limiting block; 310. a screw; 311. a travel bar; 312. moving the plate; 4. a first pallet; 41. connecting blocks; 42. clamping a plate; 43. a limiting groove; 5. a second pallet; 6. and (4) an extraction device.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a teaching device for quickly extracting fat for organic chemistry comprises a base 1, wherein support columns 2 which are symmetrically arranged are arranged on one side of the upper end of the base 1, two groups of adjusting devices 3 are detachably arranged on the two support columns 2, each adjusting device 3 comprises a fixing sleeve 31, each fixing sleeve 31 can be slidably sleeved on each support column 2, a fixing cylinder 32 is arranged between the two fixing sleeves 31, a separation plate 33 is arranged in the middle of an inner cavity of each fixing cylinder 32, springs 34 which are symmetrically distributed are arranged on two sides of each separation plate 33, limiting plates 35 which are symmetrically arranged are arranged on two sides of the inner cavity of each fixing cylinder 32 in a sliding clamping mode, one end of each spring 34 is fixedly connected with the corresponding limiting plate 35, a positioning rod 36 is arranged on one side of each limiting plate 35, positioning holes 21 which are distributed in an array mode are arranged on one side of each support column 2, one end of each positioning rod 36 can penetrate through the, the second support plate 5 is detachably arranged at one end of the other group of connecting rods 37, the extracting device 6 is detachably arranged on the first support plate 4 and the second support plate 5, when the device is used daily, a user needs to adjust the position of the adjusting device 3 according to the size of the experimental equipment, the user can push the limiting plate 35 to move in opposite directions, the first spring 34 is extruded when the limiting plate 35 moves, when the positioning rod 36 is completely separated from the positioning hole 21, the user can slide the fixing sleeve 31 on the supporting columns 2, when the limiting plate 35 slides to a proper position, the user can loosen the limiting plate 35, a pushing force is generated on the limiting plate 35 under the elastic force of the first spring 34, the limiting plate 35 moves in a back direction, so that the positioning rod 36 is pushed into the positioning hole 21, the fixing sleeve 31 is fixed between the two groups of supporting columns 2, and the extracted substance and the petroleum ether can be placed in the extracting device 6 by the user, then fix extraction element 6 to carry out fat extraction work, this extraction element 6's operation flow has been described in detail in the fat extraction element for organic chemistry teaching that application number is 201620489729.4 discloses, no longer repeated here, in the process of experiment, when the user touches extraction element 6 carelessly, under the concerted action of two sets of support columns 2 and fixed cover 31, the fastness of adjusting device 3 installation has been increased, thereby reaction apparatus's stability has been increased, in addition, first layer board 4 adopts two sets of connecting rods 37 to fix respectively with second layer board 5, reaction apparatus's stability has further been increased, reaction apparatus's security has been improved.

Draw-in groove 38 has been seted up to the one end of connecting rod 37, and one side of first layer board 4 and second layer board 5 all is equipped with the connecting block 41 of symmetric distribution, and one side fixed mounting of connecting block 41 has cardboard 42, and cardboard 42 can slide the card and establish in draw-in groove 38.

One end of the clamping plate 42 is provided with limiting grooves 43 distributed in an array manner, a limiting block 39 is arranged in an inner cavity of the connecting rod 37 in a sliding manner, the lower end of the limiting block 39 can be arranged in the limiting groove 43 in a sliding manner, the lower end of the limiting block 39 is in a sawtooth shape and can be completely clamped in the limiting groove 43, so that the clamping plate 42 is fixed, a screw 310 is inserted into one end of the connecting rod 37 in a threaded manner, one end of the screw 310 penetrates through the connecting rod 37 and is rotatably connected with the limiting block 39, before an extraction experiment is carried out, a user can respectively insert the clamping plates 42 arranged on the first supporting plate 4 and the second supporting plate 5 into the clamping groove 38 and then rotate the screw 310, the screw 310 can drive the limiting block 39 to move downwards until the lower end of the limiting block 39 is completely clamped in the limiting groove 43, the user can continue to install a reactor at the next step of operation, screw rod 310 will drive stopper 39 rebound this moment to make stopper 39 and spacing groove 43 separate, then the user alright take off first layer board 4 and second layer board 5 and accomodate, through rotating screw rod 310, realized stopper 39 and spacing groove 43's quick deciliter, thereby for the dismouting of first layer board 4 with second layer board 5 provides convenience, saved installation time for the user.

The moving rod 311 is fixedly installed on the limiting plate 35, one end of the moving rod 311 penetrates through the fixed cylinder 32, and the moving plate 312 is arranged at the tail end of the moving rod 311, so that a user can push the moving plate 312 to drive the moving rod 311 to move, and further move the limiting plate 35.

The working principle is as follows: when the utility model is used daily, the user needs to adjust the position of the adjusting device 3 according to the size of the experimental device, at this time, the user can push the limiting plate 35 to move in opposite directions, the first spring 34 is extruded while the limiting plate 35 moves, when the positioning rod 36 is completely separated from the positioning hole 21, the user can slide the fixing sleeve 31 on the supporting columns 2, when the fixing sleeve slides to a proper position, the user can release the limiting plate 35, a pushing force is generated on the limiting plate 35 under the elastic force of the first spring 34, at this time, the limiting plate 35 moves in a reverse direction, so that the positioning rod 36 is pushed into the positioning hole 21, the fixing sleeve 31 is fixed between the two groups of supporting columns 2, at this time, the user can insert the clamping plates 42 arranged on the first supporting plate 4 and the second supporting plate 5 into the clamping grooves 38 respectively, then the screw rod 310 is rotated, at this time, the screw rod 310 can drive the limiting block 39 to, until the lower end of the limiting block 39 is completely clamped in the limiting groove 43, at this time, the user can place the extracted substance and petroleum ether in the extraction device 6, and then fix the extraction device 6 on the first supporting plate 4 and the second supporting plate 5, so as to perform fat extraction work, the operation flow of the extraction device 6 is described in detail in the fat extraction device for organic chemistry teaching disclosed in application No. 201620489729.4, which is not repeated herein, in the experimental process, when the user carelessly touches the extraction device 6, under the coordination action of the two groups of supporting columns 2 and the fixed sleeve 31, the firmness of the installation of the adjusting device 3 is increased, so as to increase the stability of the reaction apparatus, in addition, the first supporting plate 4 and the second supporting plate 5 are respectively fixed by the two groups of connecting rods 37, further increasing the stability of the reaction apparatus, and improving the safety of the reaction apparatus, after the experiment, but the user antiport screw rod 310, screw rod 310 will drive stopper 39 rebound this moment to make stopper 39 and spacing groove 43 separate, then the user alright take off first layer board 4 and second layer board 5 and accomodate, through rotating screw rod 310, realized stopper 39 and spacing groove 43's quick deciliter, thereby the dismouting for first layer board 4 and second layer board 5 provides convenience, has saved installation time for the user.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a teaching device is drawed fast to fat for organic chemistry, includes base (1), its characterized in that: the upper end one side of the base (1) is provided with support columns (2) which are symmetrically arranged, two support columns (2) are detachably provided with two groups of adjusting devices (3), each adjusting device (3) comprises a fixing sleeve (31), the fixing sleeves (31) can be slidably sleeved on the support columns (2), two fixing sleeves (31) are provided with fixing cylinders (32), the middle parts of inner cavities of the fixing cylinders (32) are provided with separation plates (33), two sides of the separation plates (33) are provided with symmetrically distributed springs (34), two sides of inner cavities of the fixing cylinders (32) are provided with symmetrically arranged limiting plates (35) in a sliding clamping manner, one ends of the springs (34) are fixedly connected with the limiting plates (35), one side of each limiting plate (35) is provided with a positioning rod (36), one side of each support column (2) is provided with positioning holes (21) which are distributed in, the one end of locating lever (36) can run through fixed cover (31) and slide card and establish in locating hole (21), one side of fixed cover (31) is equipped with connecting rod (37), and is a set of the one end of connecting rod (37) can be dismantled and be equipped with first layer board (4), another group the one end of connecting rod (37) can be dismantled and be equipped with second layer board (5), can dismantle on first layer board (4) and second layer board (5) and be equipped with extraction element (6).

2. The fat rapid extraction teaching device for organic chemistry according to claim 1, characterized in that: draw-in groove (38) have been seted up to the one end of connecting rod (37), one side of first layer board (4) and second layer board (5) all is equipped with connecting block (41) of symmetric distribution, one side fixed mounting of connecting block (41) has cardboard (42), cardboard (42) can slide the card and establish in draw-in groove (38).

3. The fat rapid extraction teaching device for organic chemistry according to claim 2, characterized in that: the limiting groove (43) that the array distributes is seted up to the one end of cardboard (42), the slip card is equipped with stopper (39) in the inner chamber of connecting rod (37), the lower extreme of stopper (39) can the slip card establish in limiting groove (43), the one end screw thread of connecting rod (37) is inserted and is equipped with screw rod (310), the one end of screw rod (310) runs through connecting rod (37) and rotates with stopper (39) and be connected.

4. The fat rapid extraction teaching device for organic chemistry according to claim 1, characterized in that: the limiting plate (35) is fixedly provided with a moving rod (311), one end of the moving rod (311) penetrates through the fixed cylinder (32) and a moving plate (312) is arranged at the tail end of the fixed cylinder.