Fluorescent carbon quantum dot synthesis equipment

Abstract

The utility model relates to the technical field of carbon quantum dot synthesis, in particular to fluorescent carbon quantum dot synthesis equipment. The fluorescent carbon quantum dot synthesis equipment comprises a water cooling box, a heat insulation plate and a supporting grating are arranged in the water cooling box, temperature conduction copper sleeves are evenly arranged on the top of the heat insulation plate, temperature conduction copper sheets are evenly arranged on the outer side walls of the temperature conduction copper sleeves, the supporting grating is located below the heat insulation plate, and the supporting grating is located below the heat insulation plate. Semiconductor coolers are uniformly arranged at the top of the supporting grating, and the refrigerating ends of the semiconductor coolers penetrate through the top of the heat insulation plate and are inserted into the heat conduction copper sleeve; a hand wheel is rotated to drive a clamping block to clamp the bottle neck of a collecting flask, so that the placing stability of the collecting flask is guaranteed, after a hand-screwing bolt is screwed off, the clamping block can be moved forwards to be separated from a connecting block, and at the moment, the clamping block matched with the collecting flask can be rapidly replaced according to the collecting flasks of different sizes; therefore, the adaptability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbon quantum dots synthesis technical field, concretely is a kind of fluorescent carbon quantum dots synthesis equipment. BACKGROUND

[0002] Carbon quantum dots are important in fluorescent material, a kind of size is less than 10nm, geometry shape is approximately spherical new carbon material, usually also called carbon dot. Carbon quantum dots have excellent photoelectric property, both can be used as electron donor and also can be used as electron acceptor, this makes it have extensive application value in photoelectron, catalysis and sensing etc.

[0003] The utility model discloses a kind of large-scale rapid synthesis carbon quantum dots's device, the device can realize the continuous synthesis of high-quality carbon quantum dots with adjustable fluorescence spectrum, the device will collect product through flask and place in cold water tank, but the water temperature in its cold water tank will decrease with the increase of reactant quantity. To solve this problem, the utility model with the application No.202121831147.7 discloses a kind of fluorescent carbon quantum dots synthesis device, the water temperature in cold water tank can not decrease with the increase of reactant quantity;The device also includes lifting mechanism and placing mechanism, the placing mechanism is lifted by lifting control piece, so that the placing height of collection flask in cold water tank can be adjusted, but it does not fix collection flask, in the process of adjusting the placing height of collection flask, it can cause collection flask to pour, cause the pollution of product, in view of the above situation, on the basis of existing fluorescent carbon quantum dots synthesis equipment, technical innovation is carried out. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of fluorescent carbon quantum dots synthesis equipment to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of fluorescent carbon quantum dots synthesis equipment, comprising:

[0006] The utility model provides a water -cooled box, the inside of water -cooled box is provided with heat -insulating plate and support grid, the top of heat -insulating plate is evenly provided with temperature -conducting copper cover, the outside wall of temperature -conducting copper cover is evenly provided with temperature -conducting copper sheet, support grid is located heat -insulating plate below, the top of support grid is evenly provided with semiconductor refrigerator, the refrigeration end of semiconductor refrigerator is inserted in temperature -conducting copper cover and passes through the top of heat -insulating plate, the inside of water -cooled box is placed with adjusting assembly, the top of water -cooled box is opened with the notch, the bottom of water -cooled box is evenly provided with support foot, adjusting assembly includes cylinder, the bottom of telescopic end of cylinder is provided with water -permeable plate, the top of water -permeable plate is evenly provided with support column, the top of every two groups of support columns is provided with a group of concave frame, the rear side of inner side wall of concave frame is opened with sliding slot, is provided with two -way screw rod in the sliding slot, the right side of two -way screw rod passes through the right side of concave frame and is connected with hand wheel, the outer side wall of two -way screw rod is evenly screwed with two groups of internal thread sliding block, the front side of internal thread sliding block is provided with connecting block, the top of connecting block is opened with threaded hole, the front side of internal thread sliding block is placed with clamping block, the rear side of clamping block is opened with insertion slot, the top of clamping block is opened with through -hole, connecting block is inserted in insertion slot, hand -tight bolt is provided with in threaded hole, and hand -tight bolt is screwed with threaded hole.

[0007] Preferably, the top of the water -permeable plate is evenly placed with a collection flask, and the neck of the collection flask is located between the two clamping blocks.

[0008] Preferably, the two cylinders are evenly arranged on the top of the water -cooled box, the output end of the cylinder is connected with the water -permeable plate through the top of the water -cooled box, and the collection flask is located in the notch of the water -cooled box.

[0009] Preferably, the left and right sides of the water -cooled box are evenly provided with two groups of heat dissipation openings, the heat dissipation openings are provided with heat dissipation fans, and the heat dissipation fans correspond to the semiconductor refrigerators.

[0010] Preferably, the inner side wall of the water -cooled box is provided with a group of circulating water pumps on the left and right sides, and the circulating water pumps are located above the temperature -conducting copper cover and below the water -permeable plate.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses a water -cooled box, the inside of water -cooled box is provided with heat -insulating plate and support grid, the top of heat -insulating plate is evenly provided with temperature -conducting copper cover, the outside wall of temperature -conducting copper cover is evenly provided with temperature -conducting copper sheet, support grid is located heat -insulating plate below, the top of support grid is evenly provided with semiconductor refrigerator, the refrigeration end of semiconductor refrigerator is inserted in temperature -conducting copper cover and passes through the top of heat -insulating plate, the inside of water -cooled box is placed with adjusting assembly, the top of water -cooled box is opened with the notch, the bottom of water -cooled box is evenly provided with support foot, adjusting assembly includes cylinder, the bottom of telescopic end of cylinder is provided with water -permeable plate, the top of water -permeable plate is evenly provided with support column, the top of every two groups of support columns is provided with a group of concave frame, the rear side of inner side wall of concave frame is opened with sliding slot, is provided with two -way screw rod in the sliding slot, the right side of two -way screw rod passes through the right side of concave frame and is connected with hand wheel, the outer side wall of two -way screw rod is evenly screwed with two groups of internal thread sliding block, the front side of internal thread sliding block is provided with connecting block, the top of connecting block is opened with threaded hole, the front side of internal thread sliding block is placed with clamping block, the rear side of clamping block is opened with insertion slot, the top of clamping block is opened with through -hole, connecting block is inserted in insertion slot, hand -tight bolt is provided with in threaded hole, and hand -tight bolt is screwed with threaded hole.

[0013] The semiconductor refrigerator is used for cooling the temperature-guiding copper sleeve, the temperature-guiding copper sleeve is used for cooling the cooling liquid in the water-cooling box, the temperature-guiding copper sheet is used for increasing the contact area between the cooling liquid and the temperature-guiding copper sleeve, and the circulating water pump is used for stirring the cooling liquid, so that the cooling liquid can be uniformly cooled, the cooling effect is improved, and the water temperature in the water-cooling box is prevented from increasing with the increase of the amount of reactants.

[0014] The support grid is used for improving the air flowability outside the semiconductor refrigerator, and the heat dissipation fan is used for dissipating heat of the semiconductor refrigerator in the working state, so that the working reliability of the semiconductor refrigerator is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the fluorescent carbon quantum dot synthesis equipment;

[0016] Figure 2 It is a bottom view of the fluorescent carbon quantum dot synthesis equipment;

[0017] Figure 3 It is a first front cross-sectional view of the fluorescent carbon quantum dot synthesis equipment;

[0018] Figure 4 It is a second front cross-sectional view of the fluorescent carbon quantum dot synthesis equipment;

[0019] Figure 5 It is a top partial cross-sectional view of the fluorescent carbon quantum dot synthesis equipment.

[0020] In the drawing: 1, water-cooling box; 111, heat insulation plate; 11, support foot; 12, heat dissipation fan; 13, air cylinder; 14, water-permeable plate; 15, support grid; 16, semiconductor refrigerator; 17, temperature-guiding copper sleeve; 18, temperature-guiding copper sheet; 19, circulating water pump; 2, support column; 21, concave-shaped frame; 22, bidirectional screw rod; 23, hand wheel; 24, internally-threaded sliding block; 25, collection flask; 26, clamping block; 27, connecting block; 28, hand-tightened bolt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-5The utility model provides a kind of fluorescent carbon quantum dot synthesis equipment, including water cooling box 1, the inside of water cooling box 1 is fixedly arranged with heat insulation plate 111 and support grid 15, the top of heat insulation plate 111 is uniformly fixed with temperature guide copper sleeve 17, the outside wall of temperature guide copper sleeve 17 is uniformly fixed with temperature guide copper sheet 18, support grid 15 is below heat insulation plate 111, the top of support grid 15 is uniformly fixed with semiconductor refrigerator 16, the refrigeration end of semiconductor refrigerator 16 is inserted in temperature guide copper sleeve 17 by penetrating the top of heat insulation plate 111, temperature guide copper sleeve 17 is cooled by semiconductor refrigerator 16, so that the coolant in water cooling box 1 is cooled by temperature guide copper sleeve 17, the contact area of coolant and temperature guide copper sleeve 17 can be improved by temperature guide copper sheet 18, cooperate circulating water pump 19 to stir coolant, so that coolant can be cooled more evenly, to improve cooling effect, to ensure that the water temperature in water cooling box 1 does not increase with the increase of reactant, the inside of water cooling box 1 is placed with adjusting assembly, the top of water cooling box 1 is penetrated and is set with notch, the bottom of water cooling box 1 is uniformly fixed with support leg 11.

[0023] The adjusting assembly comprises the air cylinder 13, the bottom of the telescopic end of the air cylinder 13 is fixedly provided with the water permeable plate 14, the top of the water permeable plate 14 is uniformly fixedly provided with the support column 2, the top of every two groups of support columns 2 is fixedly provided with a group of concave racks 21, the inner side wall of the concave rack 21 is provided with a sliding groove at the back side, the double-way screw rod 22 is rotationally arranged in the sliding groove, the right side of the double-way screw rod 22 penetrates through the right side of the concave rack 21 and is connected with the hand wheel 23, the outer side wall of the double-way screw rod 22 is uniformly screwed with two groups of internal thread sliding blocks 24, the front side of the internal thread sliding block 24 is fixedly provided with the connecting block 27, the top of the connecting block 27 is provided with a threaded hole, the front side of the internal thread sliding block 24 is provided with the clamping block 26, the back side of the clamping block 26 is provided with a slot, the top of the clamping block 26 is provided with a through hole, the connecting block 27 is inserted into the slot, the hand screw bolt 28 is rotationally arranged in the through hole and is screwed with the threaded hole, the top of the water permeable plate 14 is uniformly placed with the collection flask 25, the neck of the collection flask 25 is located between the two groups of clamping blocks 26, the clamping blocks 26 are fixed on the outer side of the connecting block 27 through the hand screw bolt 28, the collection flask 25 containing the reactant is placed on the water permeable plate 14 and the neck thereof is located between the two groups of clamping blocks 26, the double-way screw rod 22 is driven to rotate through the rotation of the hand wheel 23, so as to drive the two groups of internal thread sliding blocks 24 to move inward, the clamping block 26 is driven to clamp the neck of the collection flask 25 through the connecting block 27, so as to ensure the stability of the placement of the collection flask 25, the water permeable plate 14 is driven to move downward through the air cylinder 13, so as to drive the collection flask 25 on the water permeable plate 14 to move downward and contact with the cooling liquid of the water cooling tank 1, the synthesis of the fluorescent carbon quantum dots in the reactant in the collection flask 25 is promoted through the cooling of the collection flask 25, after the hand screw bolt 28 is unscrewed, the clamping block 26 can be moved forward and separated from the connecting block 27, at this time, the clamping block 26 matched with the collection flask 25 of different sizes can be quickly replaced, so as to improve the adaptability of the device.

[0024] The two groups of air cylinders 13 are uniformly fixedly arranged on the top of the water cooling tank 1, the output end of the air cylinder 13 penetrates through the top of the water cooling tank 1 and is connected with the water permeable plate 14, the collection flask 25 is located in the gap of the water cooling tank 1, two groups of heat dissipation openings are uniformly and respectively provided on the left and right sides of the water cooling tank 1, the heat dissipation fan 12 is fixedly arranged in the heat dissipation opening, the heat dissipation fan 12 corresponds to the semiconductor refrigerator 16, a group of circulating water pumps 19 are fixedly arranged on the inner side wall of the water cooling tank 1, the circulating water pump 19 is located above the temperature guide copper sleeve 17 and below the water permeable plate 14, the air circulation outside the semiconductor refrigerator 16 can be improved through the support grid 15, the semiconductor refrigerator 16 in the working state is cooled through the heat dissipation fan 12, so as to ensure the working reliability of the semiconductor refrigerator 16.

[0025] Working principle: through the hand screw bolt 28 fixed clamping block 26 in the outer side of connecting block 27, the collection flask 25 is placed in the water permeable plate 14, and its bottle neck is located between the two groups of clamping block 26, through rotating hand wheel 23 driven bidirectional screw rod 22 rotation, thus driven two groups of internal thread sliding block 24 to move inward, the internal thread sliding block 24 through connecting block 27 drive clamping block 26 to clamp the bottle neck of collection flask 25, to ensure the stability of the placement of collection flask 25, through the cylinder 13 driven water permeable plate 14 downward movement, in turn driven water permeable plate 14 on the collection flask 25 downward movement and water cooled tank 1 cooling liquid contact, through the cooling of collection flask 25 to promote the synthesis of fluorescent carbon quantum dots in the collection flask 25, the reaction, after the hand screw bolt 28 is unscrewed, the clamping block 26 can be moved forward and separated from the connecting block 27, at this time, the clamping block 26 matched with the collection flask 25 of different sizes can be quickly replaced, so as to improve the adaptability of the device, through the semiconductor cooler 16 to cool the temperature copper sleeve 17, so as to cool the cooling liquid in the water cooled tank 1 through the temperature copper sleeve 17, through the temperature copper sheet 18 can improve the contact area of cooling liquid and temperature copper sleeve 17, cooperate with circulating water pump 19 to stir the cooling liquid, so that the cooling liquid can be more uniform cooling, so as to improve the cooling effect, in turn ensure that the water temperature in the water cooled tank 1 will not increase with the increase of the amount of reactant, through the support grid 15 can improve the air permeability of the outside of semiconductor cooler 16, cooperate with the cooling fan 12 to cool the semiconductor cooler 16 in the working state, so as to ensure the working reliability of the semiconductor cooler 16.

Claims

1. A fluorescent carbon quantum dot synthesizing apparatus, characterized by, Include: Water-cooled box (1), the inside of the water-cooled box (1) is provided with heat insulation plate (111) and support grid (15), the top of the heat insulation plate (111) is uniformly provided with temperature guide copper sleeve (17), the outer side wall of the temperature guide copper sleeve (17) is uniformly provided with temperature guide copper sheet (18), the support grid (15) is below the heat insulation plate (111), the top of the support grid (15) is uniformly provided with semiconductor refrigerator (16), the refrigeration end of the semiconductor refrigerator (16) is inserted into the temperature guide copper sleeve (17) through the top of the heat insulation plate (111), the inside of the water-cooled box (1) is placed with adjusting assembly, the top of the water-cooled box (1) is provided with notch, the bottom of the water-cooled box (1) is uniformly provided with support leg (11), the adjusting assembly includes air cylinder (13), the bottom of the telescopic end of the air cylinder (13) is provided with water permeable plate (14), the top of the water permeable plate (14) is uniformly provided with support column (2), the top of every two groups of support columns (2) is provided with a group of concave frames (21), the inner side wall of the concave frame (21) is provided with a sliding groove at the back, the sliding groove is provided with bidirectional screw rod (22), the right side of the bidirectional screw rod (22) penetrates through the right side of the concave frame (21) and is connected with hand wheel (23), the outer side wall of the bidirectional screw rod (22) is uniformly screwed with two groups of internal thread sliding blocks (24), the front side of the internal thread sliding block (24) is provided with connecting block (27), the top of the connecting block (27) is provided with threaded hole, the front side of the internal thread sliding block (24) is placed with clamping block (26), the rear side of the clamping block (26) is provided with insertion slot, the top of the clamping block (26) is provided with through hole, the connecting block (27) is inserted into the insertion slot, the through hole is provided with hand screw bolt (28), the hand screw bolt (28) is screwed with threaded hole. 2.The fluorescent carbon quantum dot synthesis device of claim 1, wherein: The top of the water permeable plate (14) is uniformly placed with collection flask (25), the neck of the collection flask (25) is between the two groups of clamping blocks (26). 3.The fluorescent carbon quantum dot synthesis device of claim 2, wherein: Two groups of air cylinders (13) are uniformly arranged on the top of the water-cooled box (1), the output end of the air cylinder (13) penetrates through the top of the water-cooled box (1) and is connected with the water permeable plate (14), the collection flask (25) is located in the notch of the water-cooled box (1). 4.The fluorescent carbon quantum dot synthesis device of claim 3, wherein: The left and right sides of the water-cooled box (1) are respectively and uniformly provided with two groups of heat dissipation openings, the heat dissipation openings are provided with heat dissipation fans (12), the heat dissipation fans (12) correspond to the semiconductor refrigerators (16). 5.The fluorescent carbon quantum dot synthesis device of claim 4, wherein: The left and right sides of the inner side wall of the water-cooled box (1) are provided with a group of circulating water pumps (19), the circulating water pumps (19) are above the temperature guide copper sleeve (17) and below the water permeable plate (14).

Images