CN210690101U

CN210690101U - Device for collecting and preparing volatile substances

Info

Publication number: CN210690101U
Application number: CN201921655118.2U
Authority: CN
Inventors: 邹小燕
Original assignee: Yantai Engineering and Technology College
Current assignee: Yantai Engineering and Technology College
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-05
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a device for volatile substances gathers preparation, it belongs to volatile substances technical field. Including the reaction box and gather the subassembly, the heating chamber has all been seted up to the reaction box left and right sides and bottom, the first stirring leaf of fixed surface of first puddler, initiative conical gear's surface toothing has driven conical gear, the both ends of pivot are all rotated through the both sides of bearing and reaction box inner wall and are connected, the inner wall fixedly connected with second puddler of worm wheel, the fixed surface of second puddler is connected with second stirring leaf, the right-hand member of outlet duct links to each other with the air inlet of gathering the subassembly. The utility model discloses an above-mentioned isotructure's cooperation, the water bath system that has solved the device with take place the subassembly and heat when making reactant volatility gas to the reactant, the water bath system is difficult to make the reactant fully be heated, leads to having reduced the reactant and has volatilized gaseous speed, give the problem of collecting and have brought inconvenience.

Description

Device for collecting and preparing volatile substances

Technical Field

The utility model relates to a volatile substances technical field specifically is a device that is used for volatile substances to gather preparation.

Background

Along with the enhancement of the health and environmental awareness of the public in society, people pay more and more attention to the safety and environmental protection of textiles and leather products, at present, the detection of volatile harmful substances in the textiles and the leather products becomes a technical index required by a plurality of standards, but no relevant detection standard exists at home, and no widely accepted system for detecting the volatile harmful substances in the textiles and the leather products is available, as known by the persons in the art, a gas chromatography-mass spectrometry (GC-MS) is a good method for accurately detecting the volatile harmful substances in the textiles or the leather products, implements the gas chromatography-mass spectrometry, and needs to collect the volatile harmful substances in the textiles or the leather products, for example, the Chinese patent publication No. CN101493383B discloses a volatile substance generation and collection system which comprises a water bath system, a generation component, a collection component and a gas flow meter, the generating assembly comprises an evaporation chamber for containing the sample, the evaporation chamber is arranged in a bathtub of the water bath system and is provided with a carrier gas inlet, a carrier gas outlet, an opening and a sealing cover for sealing the opening. The collection assembly comprises a collection container for containing a collection agent, wherein an air inlet of the collection container is connected to a carrier gas outlet of the volatilization chamber so as to collect substances volatilized from the sample through the collection agent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device for preparation is gathered to volatile substance, possess and pass through driving motor, first puddler, first stirring leaf, the setting of second puddler and second stirring leaf, make the reactant in the reaction box can obtain abundant stirring, make the reactant can carry out abundant being heated, accelerate the gaseous volatilization of reactant, under the effect in heater and heating chamber, the reactant has been accelerated and has been volatilized the advantage of gaseous speed, the water bath system that has solved the device heats the messenger reactant volatility when gaseous with the emergence subassembly to the reactant, the water bath system is difficult to make the reactant fully be heated, lead to having reduced the reactant and volatilized gaseous speed, give the problem of bringing inconvenience of collection.

In order to achieve the above object, the utility model provides a following technical scheme: a device for collecting and preparing volatile substances comprises a reaction box and a collecting assembly, wherein heating cavities are formed in the left side and the bottom of the reaction box, heaters are arranged in the heating cavities, a feed inlet is formed in the left side, close to the top, of the reaction box, the reaction box is close to a driving motor fixedly connected with the left top, the output end of the driving motor is rotatably connected with the reaction box through a bearing, a first stirring rod is fixedly connected with the output end of the driving motor, a first stirring blade is fixedly connected with the surface of the first stirring rod, a driving bevel gear is fixedly connected with the bottom end of the first stirring rod, a driven bevel gear is meshed with the surface of the driving bevel gear, a rotating shaft is fixedly connected with the inner wall of the driven bevel gear, the two ends of the rotating shaft are rotatably connected with the two sides of the inner wall of the reaction box through bearings, and the rotating shaft, the surface meshing of worm has the worm wheel, the inner wall fixedly connected with second puddler of worm wheel, the both ends of second puddler are all rotated through the top and the bottom of bearing and reaction box inner wall and are connected, the fixed surface of second puddler is connected with second stirring leaf, the reaction box is close to the left side at top and has seted up the gas outlet, and fixedly connected with outlet duct in the gas outlet, the right-hand member of outlet duct links to each other with the air inlet of gathering the subassembly.

Preferably, the bottom of the reaction box is fixedly connected with two symmetrical supporting legs.

Preferably, the left side of the reaction box close to the top is hinged with a feeding cover.

Preferably, the number of the first stirring blades and the number of the second stirring blades are three, and the first stirring blades and the second stirring blades are arranged at intervals.

Preferably, the right side of reaction box fixedly connected with triangular support plate, triangular support plate's upper surface and the lower surface contact of gathering the subassembly.

Compared with the prior art, the beneficial effects of the utility model are that: driving motor drives first puddler and first stirring leaf and rotates, drive simultaneously and take the initiative bevel gear to rotate, because take the initiative bevel gear and mesh with driven bevel gear, make driven bevel gear rotate, thereby it rotates to drive worm and worm wheel, and then drive second puddler and second stirring leaf and rotate, and turning to of first puddler and second puddler is opposite, make the reactant in the reaction box can obtain abundant stirring, simultaneously under the effect in heater and heating chamber, the gaseous efficiency of the volatile department of reactant has been accelerated, in the gaseous collection subassembly that enters into of outlet duct, the collection subassembly is collected the gas that volatilizees.

Drawings

FIG. 1 is a main sectional view of the structure of the present invention;

fig. 2 is an enlarged view of the structure of the present invention at a.

In the figure: 1-a reaction box, 2-a collection assembly, 3-a heating cavity, 4-a heater, 5-a driving motor, 6-a first stirring rod, 7-a first stirring blade, 8-a driving conical gear, 9-a driven conical gear, 10-a rotating shaft, 11-a worm, 12-a worm wheel, 13-a second stirring rod, 14-a second stirring blade, 15-an air outlet pipe, 16-a supporting leg, 17-a feeding cover and 18-a triangular supporting plate.

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 to 2, the present invention provides a technical solution: a device for collecting and preparing volatile substances comprises a reaction box 1 and a collecting component 2, wherein the collecting component 2 comprises a collecting container, a collecting agent is contained in the collecting container and used for collecting substances volatilized from the reaction box 1, the collecting container is a Tenax sampling tube, the built-in collecting agent is a Tenax-GC adsorbent, so that a textile or leather product sample volatilizes harmful gas at the preset temperature, then the volatile harmful gas is conveyed into the collecting container through an air outlet tube 15, after a certain time, the collecting container adsorbing the harmful gas can be installed on a thermal desorption device to desorb the volatile harmful substances, then the harmful substances to be detected are guided into a gas chromatography mass spectrometry system to be qualitatively and quantitatively analyzed, the bottom of the reaction box 1 is fixedly connected with two symmetrical supporting legs 16, the right side of the reaction box 1 is fixedly connected with a triangular supporting plate 18, the triangular support plate 18 supports the acquisition assembly 2, the upper surface of the triangular support plate 18 is in contact with the lower surface of the acquisition assembly 2, the left side and the right side of the reaction box 1 are provided with heating cavities 3, distilled water is arranged in the heating cavities 3, reactants are put into the reaction box 1 from a feed inlet, then a heater 4 and a driving motor 5 are started, the heater 4 heats the distilled water in the heating cavities 3, the temperature in the reaction box 1 is increased, the rate of harmful gas volatilization of the reactants is accelerated, the heating cavities 3 are internally provided with the heater 4, the left side of the reaction box 1 close to the top is provided with the feed inlet, the left side of the reaction box 1 close to the bottom is provided with a discharge outlet, the left side of the reaction box 1 close to the top is hinged with a feed cover 17, the top of the reaction box 2 close to the left side is fixedly connected with the driving motor 5, and the, the output end of the driving motor 5 is fixedly connected with a first stirring rod 6, the driving motor 5 drives the first stirring rod 6, a first stirring blade 7 and a driving bevel gear 8 to rotate, the surface of the first stirring rod 6 is fixedly connected with the first stirring blade 7, the number of the first stirring blade 7 and the number of the second stirring blade 14 are three, the first stirring blade 7 and the second stirring blade 14 are arranged at intervals, so that reactants are stirred more fully, the bottom end of the first stirring rod 6 is fixedly connected with the driving bevel gear 8, the surface of the driving bevel gear 8 is meshed with a driven bevel gear 9, the inner wall of the driven bevel gear 9 is fixedly connected with a rotating shaft 10, two ends of the rotating shaft 10 are rotatably connected with two sides of the inner wall of the reaction box 1 through bearings, the surface of the rotating shaft 10 close to the right end is fixedly connected with a worm 11, the driving bevel gear 8 drives the driven bevel gear 9 to rotate, thereby driving the worm 11 and the worm wheel 12 to rotate, and further driving the second stirring rod 13 and the second stirring blade 14 to rotate, so that the rotating directions of the first stirring rod 6 and the second stirring rod 13 are opposite, thereby fully stirring the reactant in the reaction box 1, fully heating the reactant, accelerating the volatilization of the reactant, the volatilized gas of the reactant enters the acquisition assembly 2 through the gas outlet pipe 15, the acquisition assembly 2 collects the volatilized gas, the worm wheel 12 is meshed on the surface of the worm 11, the inner wall of the worm wheel 12 is fixedly connected with the second stirring rod 13, both ends of the second stirring rod 13 are rotatably connected with the top and the bottom of the inner wall of the reaction box 1 through bearings, the surface of the second stirring rod 13 is fixedly connected with the second stirring blade 14, the left side of the reaction box 1 close to the top is provided with a gas outlet, and the gas outlet pipe 15 is fixedly connected in the gas outlet, the right end of the air outlet pipe 15 is connected with the air inlet of the acquisition assembly 2.

The working principle is as follows: when the device for collecting and preparing volatile substances is used, reactants are put into the reaction box 1 from the feed inlet, then the heater 4 and the driving motor 5 are started, the heater 4 heats distilled water in the heating cavity 3, so that the temperature in the reaction box 1 is raised, the speed of harmful gas volatilized by the reactants is accelerated, the driving motor 5 drives the first stirring rod 6, the first stirring blade 7 and the driving bevel gear 8 to rotate, the driving bevel gear 8 drives the driven bevel gear 9 to rotate, the worm 11 and the worm wheel 12 are driven to rotate, the second stirring rod 13 and the second stirring blade 14 are driven to rotate, the rotating directions of the first stirring rod 6 and the second stirring rod 13 are opposite, the reactants in the reaction box 1 can be fully stirred, the reactants can be fully heated, the volatilization of the reactants is accelerated, the gas volatilized by the reactants enters the collecting component 2 through the gas outlet pipe 15, the collection assembly 2 collects the volatilized gas.

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. A device for volatile substance collection preparation, comprising a reaction box (1) and a collection assembly (2), characterized in that: the reaction box comprises a reaction box body (1), wherein heating cavities (3) are formed in the left side and the right side of the reaction box body (1), heaters (4) are arranged in the heating cavities (3), a feed inlet is formed in the left side, close to the top, of the reaction box body (1), a driving motor (5) is fixedly connected to the left top of the reaction box body (1), the output end of the driving motor (5) is rotatably connected with the reaction box body (1) through a bearing, a first stirring rod (6) is fixedly connected to the output end of the driving motor (5), a first stirring blade (7) is fixedly connected to the surface of the first stirring rod (6), a driving bevel gear (8) is fixedly connected to the bottom end of the first stirring rod (6), a driven bevel gear (9) is meshed to the surface of the driving bevel gear (8), a rotating shaft (10) is fixedly connected to the inner wall of the driven bevel gear (9), and two ends of the rotating shaft (10) are, pivot (10) are close to fixed surface of right-hand member and are connected with worm (11), the surface meshing of worm (11) has worm wheel (12), the inner wall fixedly connected with second puddler (13) of worm wheel (12), the both ends of second puddler (13) are all rotated through the top and the bottom of bearing and reaction box (1) inner wall and are connected, the fixed surface of second puddler (13) is connected with second stirring leaf (14), reaction box (1) has been close to the left side at top and has been seted up the gas outlet, and fixedly connected with outlet duct (15) in the gas outlet, the right-hand member of outlet duct (15) links to each other with the air inlet of gathering subassembly (2).

2. Device for volatile substance collection preparation according to claim 1, characterized in that: the bottom of the reaction box (1) is fixedly connected with two symmetrical supporting legs (16).

3. Device for volatile substance collection preparation according to claim 1, characterized in that: the left side of the reaction box (1) close to the top is hinged with a feeding cover (17).

4. Device for volatile substance collection preparation according to claim 1, characterized in that: the number of the first stirring blades (7) and the number of the second stirring blades (14) are three, and the first stirring blades (7) and the second stirring blades (14) are arranged at intervals.

5. Device for volatile substance collection preparation according to claim 1, characterized in that: the right side fixedly connected with triangular support plate (18) of reaction box (1), the upper surface of triangular support plate (18) contacts with the lower surface of gathering subassembly (2).