CN216573174U - Test tube sealing structure of parallel concentrator - Google Patents

Abstract

The utility model relates to a concentrated appearance technical field provides a parallel concentrated appearance test tube seal structure, which comprises a bracket, the heating element of setting on the support and the seal assembly of setting in the heating element top, be used for setting up the test tube of treating concentrated sample between heating element and the seal assembly, seal assembly includes seal clamp plate, the setting is on heating element, the regulating part, a plurality of has, wear to establish on seal clamp plate through threaded connection, and distribute in seal clamp plate's a plurality of summit department, the closing plate, the setting is on a plurality of regulating part, a plurality of regulating part is used for adjusting each summit department of closing plate and seal clamp plate's distance. Through above-mentioned technical scheme, when having solved the test tube that carries out the concentration processing use precision lower to organic sample among the correlation technique, seal the processing through manual pressing and central manual nut, sealed effect is not good, needs the totally enclosed problem that wastes time and energy.

Description

Test tube sealing structure of parallel concentrator

Technical Field

The utility model relates to a concentrator technical field, it is specific, relate to a parallel concentrator test tube seal structure.

Background

In the prior art, before organic analysis experiments are carried out in China, organic samples need to be concentrated, test tubes need to be heated, decompressed and vibrated in the concentration process, the process needs to be sealed and damped, in the prior art, the test tubes are mostly fixed and sealed after being manually pressed or a sealing mechanism is pressed by a central manual nut, the test tubes need to have uniform specifications and have high precision, otherwise, partial test tubes cannot be completely sealed after being installed, the sealing effect is poor through the mode, if the precision of the test tubes is low, the difference exists among the test tubes, the sealing effect can be realized only by adjusting the central manual nut to enable the whole sealing plate to be integrally moved down, the structure is not convenient for operators to carry out experiment operations, laboratories are mostly female operators, and the strength type operation mode and the inconvenience are realized, eventually resulting in a poor seal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a parallel concentrator test tube seal structure has solved among the correlation technique and has carried out the concentrated processing use precision lower test tube to organic sample, seals through manual pressing and central manual nut and handles, and sealed effect is not good, needs the totally enclosed problem of wasting time and energy.

The technical scheme of the utility model as follows:

the utility model provides a parallel concentrator test tube seal structure, includes the support and sets up heating element on the support, sealing assembly sets up the heating element top, heating element with be used for setting up between the sealing assembly and be equipped with the test tube of treating concentrated sample, sealing assembly includes

A sealing pressure plate arranged on the heating component,

a plurality of adjusting pieces which are arranged on the sealing pressure plate in a penetrating way through threaded connection and distributed on the periphery of the sealing pressure plate,

the closing plate sets up in a plurality of on the regulating part, a plurality of the regulating part is used for adjusting the closing plate periphery with the distance of test tube.

As a further technical scheme, the sealing assembly also comprises

A pressure plate support, wherein the sealing pressure plate is arranged on the heating component through the pressure plate support and is rotationally arranged on the pressure plate support through a rotating shaft,

the locking piece is arranged on the pressure plate support and is used for fixing the sealing pressure plate after the sealing pressure plate rotates,

the elastic piece is provided with a plurality of elastic pieces, the elastic pieces are respectively sleeved on the adjusting pieces, one end of each elastic piece is arranged on the corresponding sealing pressing plate, the other end of each elastic piece is arranged on the corresponding sealing plate and used for providing the force of the corresponding sealing pressing plate, the corresponding sealing plate is used for sealing the opening of the test tube through the force of the corresponding sealing pressing plate, which is provided by the elastic pieces.

As a further aspect, the sealing plate includes

The mounting plate is arranged on the sealing pressure plate in a sliding manner and is provided with a plurality of first through holes and a sinking platform communicated with the first through holes,

a plurality of sealing gaskets which are arranged on the mounting plate through-hole screws respectively, the plurality of through-hole screws respectively penetrate through the plurality of first through holes, the sealing gaskets are used for sealing test tubes to be concentrated with samples,

the sealing cover plate is arranged on the mounting plate and surrounds a sealing cavity with the sinking platform, and the sealing cavity is provided with an air outlet hole.

As a further technical scheme, the sealing gasket and the through hole screw are provided with polytetrafluoroethylene material layers.

As a further technical proposal, the sealing plate also comprises

A heating plate arranged on the mounting plate and used for heating the gas in the sealed cavity,

and the graphite guide plate is arranged on the sinking platform and is provided with a guide groove for connecting the first through holes and the air outlet holes.

As a further technical proposal, the method also comprises

The condenser is arranged on the support, communicated with the air outlet and used for condensing the gas discharged from the air outlet.

As a further technical scheme, the sealing pressure plate is provided with an observation window, and the sealing cover plate is made of transparent materials.

The utility model discloses a theory of operation and beneficial effect do:

in an organic analysis experiment, a concentrated sample is an important detection link, the quality of how to improve the concentration efficiency is crucial, most of concentration in the current stage adopts a rotary evaporation and inert gas slow blow-drying mode for concentration, but the mode needs a large amount of time to obtain the final result, and in order to improve the concentration efficiency, a high-flux vacuum concentrator is adopted, the sample can be rapidly concentrated through heating, vibrating, decompressing and other control means through the equipment, the concentration time can be greatly reduced, but in the current stage, aiming at the concentrator in the process of installing a test tube, the test tube needs to be placed under a sealing plate for press-fit sealing, the press-fit mode adopts fixed sealing after manual pressing or a sealing mechanism is pressed through a central manual nut, the test tube is required to have a uniform specification, the precision is high, otherwise, part of the test tube cannot be completely sealed after being installed, the effect is relatively poor through this kind of mode at first, if the test tube precision is lower, has the gap between every test tube, needs through adjustment center manual nut, makes whole closing plate wholly move down and just can realize sealed effect, and the operating personnel of being not convenient for of this kind of structure experiment operation, and the laboratory is mostly women's operator, to strength type operation mode and inconvenient, finally leads to sealed effect relatively poor.

The utility model discloses in, need a structure of carrying out sealed processing with the test tube that can be laborsaving, and have better sealed effect, through with the closing plate preset in the test tube top, be close to the peripheral of closing plate and the better laminating is at the opening part of test tube through the regulating part that is located on the closing plate, realize this process, in this way, compare and adjust through central manual nut, have better controllability, and because be close to the distance of test tube through the adjustment closing plate periphery, compare and adjust through central point to put, required power is littleer, and then realize laborsaving mesh.

In the embodiment, in order to solve the problems of poor sealing effect and time and labor waste due to the fact that when a test tube with low use precision is used for concentration treatment of an organic sample in the related art, the test tube is sealed by manually pressing and a central manual nut, the sealing effect is poor, and complete sealing is required, a sealing device of a parallel concentrator is designed, and the sealing device is arranged on a heating assembly and fixes a sealing pressing plate on the sealing assembly after the test tube is placed on the heating assembly, then an adjusting piece on the sealing pressing plate is adjusted to control a sealing plate to be close to an opening of the test tube, the adjusting piece on the sealing pressing plate is adjusted by observing the sealing condition of the test tube, so that the opening of the test tube can be better attached to the sealing plate, and further the sealing effect is realized, by the mode, the force required by manual pressing can be reduced, and the better sealing effect can be realized by the adjusting pieces at various positions, the operation simplicity and the sealing performance of the equipment are further improved. Compared with the adjusting mode in the prior art, the adjusting mode is more flexible, and the labor burden is reduced.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is a schematic view of the graphite guide plate of the present invention;

FIG. 3 is a schematic view of the structure of the sealing gasket of the present invention;

FIG. 4 is a schematic view of the locking member of the present invention;

FIG. 5 is a schematic front view of the present invention;

in the figure: 1. the device comprises a support, 2, a heating assembly, 3, a sealing assembly, 4, a test tube, 5, a sealing pressing plate, 6, a sealing plate, 7, an elastic part, 8, a pressing plate support, 9, a locking part, 10, a mounting plate, 11, a first through hole, 12, a sinking platform, 13, a sealing gasket, 14, a through hole screw, 15, a sealing cover plate, 16, an air outlet hole, 17, a polytetrafluoroethylene material layer, 18, a heating plate, 19, a graphite guide plate, 20, a guide groove, 21, a condenser, 22, an observation window, 23 and an adjusting part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1 to 5, the present embodiment proposes

The utility model provides a 4 seal structure of parallel concentrator test tube, includes support 1 and the heating element 2 of setting on support 1, and sealing element 3 sets up in heating element 2 top, is used for setting up between heating element 2 and the sealing element 3 to be equipped with the test tube 4 of treating concentrated sample, and sealing element 3 includes

A sealing pressure plate 5 arranged on the heating assembly 2,

a plurality of adjusting pieces 23 which are threaded on the sealing pressure plate 5 through screw connection and distributed on the periphery of the sealing pressure plate 5,

the sealing plate 6 sets up on a plurality of adjusting part 23, and a plurality of adjusting part 23 is used for adjusting the peripheral of sealing plate 6 and the distance of test tube 4.

In organic analysis experiments, concentrated samples are important detection links, how to improve the quality of the concentrated efficiency is crucial, most of the concentrated samples are concentrated by rotary evaporation and slow blowing of inert gas at the present stage, but the method needs a lot of time to obtain the final result, in order to improve the concentration efficiency, a high-flux vacuum concentrator is adopted, the samples can be rapidly concentrated by heating, vibrating, decompressing and other control means through the equipment, the concentration time can be greatly reduced, but in the process of installing test tubes 4 aiming at the concentrator at the present stage, the test tubes 4 need to be placed under a sealing plate 6 for pressing and sealing, the pressing mode adopts fixed sealing after manual pressing or a central manual nut pressing and sealing mechanism, the test tubes 4 are required to have uniform specifications and high precision, otherwise have partial test tube 4 can't be sealed completely after the installation, it is relatively poor to seal the effect at first through this kind of mode, if 4 precisions of test tube are lower, have the gap between every test tube 4, need be through the manual nut in adjustment center, make whole closing plate 6 whole move down just can realize sealed effect, this kind of structure is not convenient for operating personnel and carries out the experiment operation, the laboratory is mostly female operator, to strength type operation mode and inconvenient, finally lead to sealed effect relatively poor.

Based on above reason, need a structure of sealing processing with test tube 4 that can be laborsaving, and have better sealed effect, through with closing plate 6 preset in test tube 4 top, be close to and the better laminating at the opening part of test tube 4 with the periphery of closing plate 6 through the regulating part 23 that is located on closing plate 6, realize this process, through this kind of mode, compare and adjust through central manual nut, have better controllability, and owing to be through the peripheral distance of being close to test tube 4 of adjusting closing plate 6, compare and adjust through central point, required power is littleer, and then realize laborsaving mesh.

In the embodiment, in order to solve the problems that the sealing effect is poor and the time and labor are wasted when the test tube 4 with low use precision is used for concentrating an organic sample in the related art, the sealing treatment is performed by manually pressing and a central manual nut, the sealing effect is poor, and complete sealing is required, a sealing structure of the test tube 4 of the parallel concentrator is designed, specifically, after the test tube 4 is placed on the heating assembly 2, the sealing assembly 3 is arranged on the heating assembly 2, the sealing pressing plate 5 on the sealing assembly 3 is fixed, then the adjusting piece 23 on the sealing pressing plate 5 is adjusted, the sealing plate 6 is controlled to be close to the opening of the test tube 4, the adjusting piece 23 on the sealing pressing plate 5 is adjusted by observing the sealing condition of the test tube 4, the opening of the test tube 4 can be better attached to the sealing plate 6, the sealing effect is further realized, and by the mode, the force required during manual pressing can be reduced, and can realize better sealed effect through the regulating part 23 of each position, further promoted the easy and simple operation nature and the sealing performance of equipment. Compared with the adjusting mode in the prior art, the adjusting mode is more flexible, and the labor burden is reduced.

Further, the seal assembly 3 further comprises

A pressure plate support 8, a sealing pressure plate 5 is arranged on the heating component 2 through the pressure plate support 8, the sealing pressure plate 5 is rotatably arranged on the pressure plate support 8 through a rotating shaft,

the locking piece 9 is arranged on the pressure plate support 8, after the sealing pressure plate 5 rotates, the locking piece 9 is used for fixing the sealing pressure plate 5,

elastic component 7 has a plurality of, overlaps respectively to establish on a plurality of regulating part 23, and one end setting is on sealing plate 5, and the other end setting is on closing plate 6 for provide the closing plate 6 and keep away from the power of sealing plate 5, closing plate 6 is used for the sealed test tube 4 opening part of the power of keeping away from sealing plate 5 that provides through elastic component 7.

In the embodiment, in order to enable an operator to more conveniently press the test tube 4, a structure is designed, specifically, the sealing pressing plate 5 is arranged on the heating assembly 2 through the pressing plate support 8, and the sealing pressing plate 5 is rotatably arranged on the pressing plate support 8 through a rotating shaft, a handle convenient to operate is arranged on the sealing pressing plate 5, the sealing pressing plate 5 can be opened and closed better, the work and risk required for the operator to lift the sealing assembly 3 onto the heating assembly 2 are reduced, after the test tube 4 is placed, the sealing pressing plate 5 is fixed on the heating assembly 2 through the locking part 9, the adjusting part 23 is provided with the elastic part 7, the force provided by the elastic part 7 for enabling the sealing plate 6 to be attached to the opening of the test tube 4 is provided, the automatic adjustment and pressing of the sealing plate 6 are realized, and the position of the adjusting part 23 can be adjusted, and then the pressfitting power of adjustment elastic component 7 can make the more relaxed concentrated processing of carrying on of operating personnel through this scheme to can improve closing plate 6's sealed effect, further promote the practicality and the simple operation nature of equipment.

Further, the sealing plate 6 includes

The mounting plate 10 is arranged on the sealing pressure plate 5 in a sliding way and is provided with a plurality of first through holes 11 and a sinking platform 12 communicated with the first through holes 11,

a plurality of sealing gaskets 13, which are arranged on the mounting plate 10 through-hole screws 14, wherein the plurality of through-hole screws 14 respectively penetrate through the plurality of first through-holes 11, the sealing gaskets 13 are used for sealing the test tubes 4 to be concentrated,

and the sealing cover plate 15 is arranged on the mounting plate 10 and forms a sealing cavity with the sinking platform 12 in an enclosing mode, and the sealing cavity is provided with an air outlet 16.

In this embodiment, in order to realize test tube 4's sealed effect and conveniently carry out decompression processing to test tube 4 in, a closing plate 6 has been refined, specifically for set up seal gasket 13 in the position department that has first through-hole 11 through-hole screw 14 on mounting panel 10, sealed apron 15 of installation encloses into sealed cavity on mounting panel 10, sealed cavity passes through-hole screw 14 and communicates in the test tube 4, venthole 16 has on sealed cavity, be used for communicating with decompression equipment, can make the inside and the stable intercommunication of decompression equipment of test tube 4 through this kind of mode, and keep good leakproofness, the integrality of equipment has further been promoted.

Further, the sealing gasket 13 and the through-hole screw 14 have a polytetrafluoroethylene material layer 17.

In this embodiment, since the used materials are mostly strong acid and strong base having corrosion resistance, it is necessary to make the sealing gasket 13 and the through-hole screw 14 have corrosion resistance, and the ptfe material layer 17 is provided thereon, so that the corrosion resistance is improved, and the concentrating operation is performed more stably.

Further, the sealing plate 6 further includes

A heating plate 18 provided on the mounting plate 10 for heating the gas in the sealed cavity,

and the graphite guide plate 19 is arranged on the sinking platform 12 and is provided with a guide groove 20 which is connected with the plurality of first through holes 11 and the air outlet holes 16.

In this embodiment, because steam is generated during the concentration process, and the steam needs to be led out of the test tube 4, strong acid and strong base steam inside the test tube 4 is discharged through the sealed cavity surrounded by the device, in order to avoid the pollution of the sample caused by the backflow into the test tube 4 or the residual in the sealed cavity due to the pre-condensation of the liquid when the steam is discharged, and the damage of the device, the heating plate 18 is arranged on the mounting plate 10, the sealed cavity is always kept at the temperature through the heating plate 18, thereby reducing the condition of the steam condensation, meanwhile, because the sealed cavity and the inside of the test tube 4 are in a low-pressure environment, the boiling point of the liquid is reduced, thereby realizing the rapid concentration, in order to better realize the function of the heating plate 18, the graphite guide plate 19 is arranged in the sinking platform 12, the heat generated by the heating plate 18 is better transferred into the sealed cavity, and the guide groove 20 connecting the first through holes 11 and the air outlet hole 16 is arranged on the graphite guide plate 19, the time that steam is detained in sealed cavity has been reduced through guide slot 20, has further reduced the risk of liquefaction to promote conveying efficiency, can further promote the practicality and the stability of equipment through this scheme.

Further, also comprises

And the condenser 21 is arranged on the bracket 1, is communicated with the air outlet 16 and is used for condensing the gas discharged from the air outlet 16.

In this embodiment, in order to enable the steam to be condensed into liquid quickly and facilitate subsequent collection and purification of the liquid, a condenser 21 is provided.

Further, the sealing press plate 5 has an observation window 22, and the sealing cover plate 15 is made of a transparent material.

In this embodiment, in order to facilitate the internal working condition, the observation window 22 capable of observing the sealed cavity is disposed on the sealing pressure plate 5, which further facilitates the use of the device.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a parallel concentrator test tube seal structure, includes support (1) and sets up heating element (2) on support (1), and sealing element (3) set up heating element (2) top, heating element (2) with be used for setting up between sealing element (3) and adorn test tube (4) that wait to concentrate the sample, its characterized in that, sealing element (3) include

A sealing pressure plate (5) arranged on the heating component (2),

a plurality of adjusting pieces (23) which are connected with each other through screw threads and are arranged on the sealing pressure plate (5) in a penetrating way and are distributed on the periphery of the sealing pressure plate (5),

the sealing plate (6) is arranged on the adjusting pieces (23), and the adjusting pieces (23) are used for adjusting the distance between the periphery of the sealing plate (6) and the test tube (4).

2. The cuvettes sealing structure of claim 1, characterized in that the sealing assembly (3) further comprises

The sealing pressing plate (5) is arranged on the heating component (2) through the pressing plate support (8), the sealing pressing plate (5) is rotatably arranged on the pressing plate support (8) through a rotating shaft,

a retaining member (9) arranged on the pressure plate support (8), wherein after the sealing pressure plate (5) rotates, the retaining member (9) is used for fixing the sealing pressure plate (5),

elastic component (7), have a plurality of, establish respectively the cover and establish a plurality of on regulating part (23), one end sets up on sealing plate (5), the other end sets up on closing plate (6), be used for providing closing plate (6) are kept away from the power of sealing plate (5), closing plate (6) are used for through what elastic component (7) provided keeps away from the power of sealing plate (5) is sealed test tube (4) opening part.

3. The cuvette seal structure according to claim 1, wherein the sealing plate (6) comprises

The mounting plate (10) is arranged on the sealing pressure plate (5) in a sliding manner and is provided with a plurality of first through holes (11) and a sinking platform (12) communicated with the first through holes (11),

a plurality of sealing gaskets (13) which are arranged on the mounting plate (10) through-hole screws (14), the plurality of through-hole screws (14) respectively penetrate through the plurality of first through holes (11), the sealing gaskets (13) are used for sealing the test tubes (4) filled with samples to be concentrated,

and the sealing cover plate (15) is arranged on the mounting plate (10) and forms a sealing cavity together with the sinking platform (12), and the sealing cavity is provided with an air outlet hole (16).

4. A collimator tube sealing structure according to claim 3, characterized in that said sealing gasket (13) and said through-hole screw (14) have a layer (17) of teflon material.

5. A collimator cuvette sealing structure according to claim 3, characterized in that the sealing plate (6) further comprises

A heating plate (18) disposed on the mounting plate (10) for heating the gas within the sealed cavity,

and the graphite guide plate (19) is arranged on the sinking platform (12) and is provided with a guide groove (20) which is connected with the first through holes (11) and the air outlet holes (16).

6. The cuvette seal structure of claim 3, further comprising

The condenser (21) is arranged on the bracket (1), communicated with the air outlet hole (16) and used for condensing the gas discharged from the air outlet hole (16).

7. The cuvette seal structure according to claim 3, wherein the sealing platen (5) has a viewing window (22), and the sealing cover plate (15) is made of transparent material.

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