CN212720514U

CN212720514U - Test tube drying device for chemistry experiments

Info

Publication number: CN212720514U
Application number: CN202021152389.9U
Authority: CN
Inventors: 王忻; 王连霞; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-16
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a test tube drying device for chemistry experiments, including bottom plate, slidable mounting removal box, the fixed box of fixed mounting on the bottom plate, install the stoving mechanism in removing the box and install the fixture in fixed box, the utility model discloses well fixture that sets up can a plurality of test tubes of centre gripping simultaneously to can produce centrifugal force and improve the drying efficiency of test tube with the circulation of air of accelerating the test tube open end through the rotation, the utility model discloses well drying mechanism that sets up improves drying efficiency through a plurality of shower nozzles with even blowing of hot-air to the test tube.

Description

Test tube drying device for chemistry experiments

Technical Field

The utility model relates to a chemical equipment technical field specifically is a test tube drying device for chemistry experiments.

Background

The test tube is a common instrument used in a chemical laboratory, is used as a reaction container for a small amount of reagents, and is used at normal temperature or under heating. The test tubes are divided into common test tubes, test tubes with branches, centrifugal test tubes and the like; the test tube is widely used in a chemical time-sharing manner, the test tube is important for a laboratory to be cleaned after being used, the cleanliness of the interior of the test tube can be guaranteed by quickly drying the cleaned test tube, and excessive energy consumption can be avoided;

the drying of test tubes in the prior art also has some drawbacks, such as: 1. the drying speed needs to be improved; 2. the number of test tubes in one drying process is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test tube drying device for chemistry experiments 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 test tube drying device for chemical experiments comprises a bottom plate, a movable box body which is slidably mounted on the bottom plate, a fixed box body which is fixedly mounted on the bottom plate, a drying mechanism which is mounted in the movable box body and a clamping mechanism which is mounted in the fixed box body, and is characterized in that the clamping mechanism comprises a cylinder, a screw rod and a screw nut, a plurality of through holes are formed in the end surface of the cylinder, a plurality of notches are formed in the periphery of the cylinder, a group of third rolling bearings are arranged in each through hole on the end surface of the cylinder, a group of third rolling bearings are respectively and fixedly mounted at two ends of each through hole, the screw rod is rotatably arranged in a group of third rolling bearings, a plurality of screw nuts are in threaded connection with the screw rod, an upper clamping plate is arranged on the periphery of each screw nut, and extends out of the cylinder through, a lower clamping plate is arranged right below the upper clamping plate.

Furthermore, a circular groove is formed in the bottom surface of the fixing box body, a second rolling bearing is fixedly arranged in the circular groove, a through hole is formed in the top surface of the fixing box body, a first rolling bearing is fixedly arranged in the through hole, the second rolling bearing and the first rolling bearing are coaxial, and one end, close to the first rolling bearing, of the fixing box body is designed to be open.

Further, a motor base is fixedly mounted on the top surface of the fixing box body, a motor is fixedly connected to the motor base, and a second bevel gear is fixedly connected to the output end of the motor.

Furthermore, a rotating shaft is fixedly connected to the cylinder, penetrates through the end face of the cylinder and is located in the center of the cylinder, one end of the rotating shaft is rotatably connected with the fixed box body through a first rolling bearing on the top end of the fixed box body and extends out of the fixed box body, one end of the rotating shaft extends out of the top face of the fixed box body and is fixedly connected with a first bevel gear, the bevel gear is meshed with the second bevel gear, and a plurality of knobs are fixedly arranged at one ends, close to the motor, of the screw rods.

Further, the position of a plurality of through-holes on the cylinder terminal surface is close to the terminal surface edge of cylinder and divide the angle in circumference equally and arrange, and is a plurality of the notch is in the peripheral angle such as circumference of cylinder and axial equidistance set up, and is a plurality of the notch is in the peripheral quantity and the position of arranging of circumference of cylinder with the same of a plurality of through-holes on the cylinder terminal surface.

Further, a plurality of lead screw nuts are installed at equal intervals and correspond to the positions of the notches.

Further, the lower plate is fixedly mounted on the periphery of the cylinder and is positioned between the adjacent notches, the number of the lower plate is the same as that of the notches, and the lower plate and the upper plate are both arc-shaped and provided with buffer layers on opposite arc surfaces.

Furthermore, the end of the movable box body close to the cylinder is open, the bottom surface of the movable box body is provided with a plurality of rollers in a rotating mode, one side, far away from the cylinder, of the top surface of the bottom plate is provided with a sliding groove, and the movable box body is connected with the sliding groove in the top surface of the bottom plate in a sliding mode through a plurality of rollers in a matching mode.

Further, stoving mechanism includes heating cabinet, air exhauster, second pipe and heating wire, the heating cabinet with air exhauster fixed mounting remove the box and keep away from the outside of cylinder terminal surface, be provided with first pipe in the heating cabinet, first pipe is in S-shaped arranges in the heating cabinet, the one end of first pipe is run through the heating cabinet is kept away from the one end of removing the box, the other end run through the bottom of heating cabinet and with the one end of air exhauster is connected and is set up, the other end of air exhauster is connected and is provided with the third pipe, the third pipe is L shape and runs through remove the box and keep away from the one end of cylinder, the third pipe runs through a fixedly connected with of removing the box the second pipe, the fixed a plurality of shower nozzles that are provided with on the second pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in the fixture that sets up can a plurality of test tubes of centre gripping simultaneously to can improve the drying efficiency of test tube through rotatory centrifugal force of production and the circulation of air of test tube open end with higher speed, the mechanism of drying is cooperated simultaneously makes the test tube of centre gripping can be dried by even, the utility model discloses in the stoving mechanism that sets up through a plurality of shower nozzles with even blowing of hot-air to the test tube, improve drying efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the three-dimensional structure of the clamping mechanism of the present invention.

Fig. 3 is a schematic diagram of a three-dimensional structure of the bottom of the clamping mechanism of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure: 1-roller, 2-bottom plate, 3-nozzle, 4-moving box body, 5-second conduit, 6-third conduit, 7-exhaust fan, 8-first conduit, 9-heating box, 10-cylinder, 11-lower clamp plate, 12-upper clamp plate, 13-knob, 14-rotating shaft, 15-first rolling bearing, 16-first bevel gear, 17-second bevel gear, 18-motor, 19-motor seat, 20-fixed box body, 21-second rolling bearing, 22-lead screw nut, 23-buffer layer, 24-notch, 25-lead screw, 26-third rolling bearing and 27-electric heating wire.

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.

Example 1:

referring to fig. 1 to 4, in the embodiment of the present invention, a test tube drying device for chemical experiments includes a bottom plate 2, a movable box 4 slidably mounted on the bottom plate 2, a fixed box 20 fixedly mounted on the bottom plate 2, a drying mechanism mounted in the movable box 4, and a clamping mechanism mounted in the fixed box 20, wherein a motor base 19 is fixedly mounted on a top surface of the fixed box 20, a motor 18 is fixedly connected to the motor base 19, a second bevel gear 17 is fixedly connected to an output end of the motor 18, a circular groove is formed in a bottom surface of the fixed box 20, a second rolling bearing 21 is fixedly disposed in the circular groove, a through hole is formed in the top surface of the fixed box 20, a first rolling bearing 15 is fixedly disposed in the through hole, the second rolling bearing 21 is coaxial with the first rolling bearing 15, one end of the fixed box 20 close to the first rolling bearing 15 is open, the clamping mechanism is characterized by comprising a cylinder 10, a screw rod 25 and a screw nut 22, wherein a plurality of through holes are formed in the end face of the cylinder 10, the positions of the through holes on the end face of the cylinder 10 are close to the edge of the end face of the cylinder 10 and are uniformly distributed in the circumferential direction at equal angles, a plurality of notches 24 are formed in the periphery of the cylinder 10, the notches 24 are arranged in the peripheral direction of the cylinder 10 at equal angles and at equal axial intervals, the number and the positions of the notches 24 in the peripheral direction of the cylinder 10 are the same as those of the through holes on the end face of the cylinder 10, a group of third rolling bearings 26 are arranged in each through hole on the end face of the cylinder 10, one group of the third rolling bearings 26 are fixedly arranged at two ends of each through hole respectively, the screw rod 25 is rotatably arranged in one group of the third rolling bearings 26, and the screw nut 22 is connected to the screw, a plurality of lead screw nut 22 equidistance installation just correspond with a plurality of notch 24 in the position that the peripheral axial of cylinder 10 set up, lead screw nut 22's periphery is provided with punch holder 12, punch holder 12 stretches out to the cylinder 10 outside through the notch 24 that corresponds the position, be provided with lower plate 11 under punch holder 12, lower plate 11 fixed mounting is in the periphery of cylinder 10 and be in adjacent between notch 24, the quantity of lower plate 11 with notch 24 is the same, still fixedly connected with pivot 14 in the cylinder 10, pivot 14 runs through the terminal surface of cylinder 10 and is in its central point, the one end of pivot 14 pass through the first antifriction bearing 15 on fixed box 20 top with fixed box 20 rotates to be connected and stretches out fixed box 20, pivot 14 stretches out the one end fixedly connected with first gear 16 of fixed box 20 top surface, the first gear 16 is meshed with the second bevel gear 17, a knob 13 is fixedly arranged at one end of each of the screw rods 25 close to the motor 18, the lower clamping plate 11 and the upper clamping plate 12 are arc-shaped, buffer layers 23 are arranged on opposite arc surfaces, a closed end of a test tube is placed between the lower clamping plate 11 and the upper clamping plate 12, the screw rods 25 are rotated by rotating the knob 13, the screw nuts 22 can move up and down along with the rotation of the screw rods 25, the notches 24 limit the upper clamping plate 12 and the screw nuts 22 not to rotate along with the screw rods 25, the forward and reverse rotation of the screw rods 25 can control the direction of the up and down movement of the screw nuts 22, namely control the clamping and loosening of the test tube, the motor 18 is started, and the rotating shaft 14 is driven to rotate through the cooperation of the second bevel gear 17 and the first bevel gear 16 so as to rotate the cylinder 10, the water stain in the test tube that finally realizes gripping flows to its open end and accelerates the circulation of air at the test tube open end owing to centrifugal force, has improved its drying efficiency.

Example 2:

on the basis of embodiment 1, one end of the movable box 4 close to the cylinder 10 is open, the bottom surface of the movable box 4 is rotatably provided with a plurality of rollers 1, one side of the top surface of the bottom plate 2 far away from the cylinder 10 is provided with a sliding groove, the movable box 4 is in sliding connection with the sliding groove on the top surface of the bottom plate 2 through the plurality of rollers 1, the drying mechanism comprises a heating box 9, an exhaust fan 7, a second conduit 5 and a heating wire 27, the heating box 9 and the exhaust fan 7 are fixedly installed on the outer side of the movable box 4 far away from the end surface of the cylinder 10, a first conduit 8 is arranged in the heating box 9, the first conduit 8 is arranged in the heating box 9 in an S shape, one end of the first conduit 8 penetrates through one end of the heating box 9 far away from the movable box 4, and the other end of the first conduit 8 penetrates through the bottom end of the heating box 9 and is connected with one end, the other end of air exhauster 7 is connected and is provided with third pipe 6, third pipe 6 just runs through for L shape remove box 4 and keep away from the one end of cylinder 10, third pipe 6 runs through a fixedly connected with that removes box 4 second pipe 5, the fixed a plurality of shower nozzles 3 that are provided with on the second pipe 5, after the test tube was good in the centre gripping, remove move box 4 extremely remove box 4 with fixed box 20 contact forms the closed box, and the air process first pipe 8 is by the heating of heating wire 27, through inside air exhauster 7 insufflates the box, it is a plurality of hot-air can be even blow to the test tube to setting up of shower nozzle 3 makes, improves drying efficiency.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A test tube drying device for chemical experiments comprises a bottom plate (2), a movable box body (4) which is slidably mounted on the bottom plate (2), a fixed box body (20) which is fixedly mounted on the bottom plate (2), a drying mechanism which is mounted in the movable box body (4) and a clamping mechanism which is mounted in the fixed box body (20), and is characterized in that the clamping mechanism comprises a cylinder (10), a screw rod (25) and a screw nut (22), a plurality of through holes are formed in the end surface of the cylinder (10), a plurality of notches (24) are formed in the periphery of the cylinder (10), a group of third rolling bearings (26) are arranged in each through hole on the end surface of the cylinder (10), a group of the third rolling bearings (26) are respectively and fixedly mounted on two sides of each through hole, and the screw rod (25) is rotatably arranged in the group of the third rolling bearings (, threaded connection has a plurality of screw nut (22) on lead screw (25), the periphery of screw nut (22) is provided with punch holder (12), punch holder (12) are through corresponding the position notch (24) stretch out cylinder (10) outside, be provided with lower plate (11) under punch holder (12).

2. The test tube drying device for the chemical experiment of claim 1, wherein the bottom surface of the fixed box body (20) is provided with a circular groove, a second rolling bearing (21) is fixedly arranged in the circular groove, the top surface of the fixed box body (20) is provided with a through hole, a first rolling bearing (15) is fixedly arranged in the through hole, the second rolling bearing (21) and the first rolling bearing (15) are coaxial, and one end of the fixed box body (20) close to the first rolling bearing (15) is open.

3. The test tube drying device for the chemical experiment of claim 2, wherein a motor base (19) is fixedly installed on the top surface of the fixing box body (20), a motor (18) is fixedly connected to the motor base (19), and a second bevel gear (17) is fixedly connected to the output end of the motor (18).

4. The test tube drying device for the chemical experiment according to claim 3, wherein a rotating shaft (14) is further fixedly connected to the cylinder (10), the rotating shaft (14) penetrates through the end face of the cylinder (10) and is located at the center of the cylinder (10), one end of the rotating shaft (14) is rotatably connected with the fixed box (20) through a first rolling bearing (15) at the top end of the fixed box (20) and extends out of the fixed box (20), one end of the rotating shaft (14) extending out of the top face of the fixed box (20) is fixedly connected with a first bevel gear (16), the bevel gear (16) is meshed with the second bevel gear (17), and a knob (13) is fixedly arranged at one end of the plurality of screw rods (25) close to the motor (18).

5. The test tube drying device for the chemical experiment according to claim 1, wherein the plurality of through holes on the end surface of the cylinder (10) are close to the edge of the end surface of the cylinder (10) and are arranged at equal angles in the circumferential direction, the plurality of notches (24) are distributed at equal angles in the circumferential direction on the periphery of the cylinder (10) and are arranged at equal intervals in the axial direction of the cylinder (10), and the number and the positions of the plurality of notches (24) arranged at the circumferential direction on the periphery of the cylinder (10) are the same as those of the plurality of through holes on the end surface of the cylinder (10).

6. The test tube drying device for chemical experiments as claimed in claim 5, wherein a plurality of lead screw nuts (22) are installed at equal intervals and correspond to the positions of a plurality of notches (24).

7. The test tube drying device for the chemical experiment according to claim 5, characterized in that the lower clamping plates (11) are fixedly installed at the periphery of the cylinder (10), the lower clamping plates (11) are located between the adjacent notches (24) and are the same in number with the notches (24), and the lower clamping plates (11) and the upper clamping plates (12) are arc-shaped and are provided with buffer layers (23) on the opposite arc surfaces.

8. The test tube drying device for the chemical experiment according to claim 1, wherein one end of the movable box body (4) close to the cylinder (10) is open, a plurality of rollers (1) are rotatably arranged on the bottom surface of the movable box body (4), a sliding groove is arranged on one side of the top surface of the bottom plate (2) far away from the cylinder (10), and the rollers (1) are in sliding fit with the sliding groove on the top surface of the bottom plate (2).

9. The test tube drying device for the chemical experiment according to claim 1, wherein the drying mechanism comprises a heating box (9), an exhaust fan (7), a second conduit (5) and an electric heating wire (27), the heating box (9) and the exhaust fan (7) are fixedly installed at the outer side of the end surface of the moving box body (4) far away from the cylinder (10), a first conduit (8) is arranged in the heating box (9), the first conduit (8) is arranged in the heating box (9) in an S shape, the electric heating wire (27) is arranged at the periphery of the first conduit (8), one end of the first conduit (8) penetrates through one end of the heating box (9) far away from the moving box body (4), the other end of the first conduit (8) penetrates through the bottom end of the heating box (9) and is connected with one end of the exhaust fan (7), the other end of the exhaust fan (7) is connected with a third conduit (6), the third guide pipe (6) is L-shaped and penetrates through one end, far away from the cylinder (10), of the movable box body (4), the third guide pipe (6) penetrates through one fixedly connected end of the movable box body (4) and is connected with the second guide pipe (5), and a plurality of spray heads (3) are fixedly arranged on the second guide pipe (5).