CN111068353A

CN111068353A - Vacuum parallel concentrator with highly concentrated functions

Info

Publication number: CN111068353A
Application number: CN202010025025.2A
Authority: CN
Inventors: 郑坤平; 黄灿明; 罗赟; 陈克彦; 林志杰
Original assignee: Ruike Group Xiamen Co ltd
Current assignee: Ruike Group Xiamen Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-04-28

Abstract

The invention discloses a vacuum parallel concentrator with highly concentrated functions, which comprises a control panel, a condensation recovery module, a vacuum extraction module, a water supply and drainage module, a shell module, a sealing cover plate module, a sample frame module, a water tank module and a vibration module, wherein the water tank module is connected to the vibration module, the water tank module is provided with a water tank made of a transparent material, the sample frame module comprises an upper support plate, a lower support plate, a sealing interlayer and a sealing ring, the upper support plate and the water tank module are sealed by the sealing ring, the middle part of the upper support plate is provided with the sealing interlayer hermetically matched with the upper part of a sample tube, the lower support plate supports the lower part of the sample tube, the sealing cover plate module covers the sealing sample tube and is communicated with the sample tube and the condensation recovery module, and the control panel is connected. The present case is integrated in an organic whole with each function of the vibration, the vacuum extraction, the condensation recovery of the feedwater of water tank, drainage and sample cell, has the characteristics of all-round visualization, one-stop operation.

Description

Vacuum parallel concentrator with highly concentrated functions

Technical Field

The invention relates to the technical field of experimental instruments, in particular to a vacuum parallel concentration instrument with highly concentrated functions.

Background

Sample heating vibrates, vacuum condensation retrieves is the key of the concentrated link of sample, along with the trade constantly develops, in order to apply these functions simultaneously, this trade personnel often will possess the instrument of these functions and directly overlap the line and combine together, constitute simple and easy parallel concentrator immediately, but the heating water tank that these functional structure often are single not only needs manual joining, and need solve the problem of leaking, the whole operation is comparatively difficult, moreover, current concentrator is high to the demand of multistation, often need real-time supervision, but the spatial structure of current concentrator is numerous and diverse, the supervision to the multistation still is very limited.

Disclosure of Invention

The invention aims to provide a vacuum parallel concentrator with highly centralized functions, which integrates the functions of water supply and drainage of a water tank and the functions of oscillation, vacuum extraction and condensation recovery of a sample tube into a whole, has the characteristics of omnibearing visualization and one-stop operation, is convenient and quick, and has a compact and firm structure.

In order to achieve the above purpose, the solution of the invention is: a vacuum parallel concentrator with highly concentrated functions comprises a control panel, a condensation recovery module, a vacuum extraction module, a water supply and drainage module, a shell module, a sealing cover plate module, a sample rack module, a water tank module and a vibration module, wherein the sealing cover plate module, the sample rack module, the water tank module and the vibration module are sequentially arranged above the shell module from top to bottom;

the sample frame module comprises an upper supporting plate, a lower supporting plate, a supporting column, a sealing interlayer and a sealing ring, the middle of the upper supporting plate and the lower supporting plate is connected through the supporting column, the upper supporting plate is provided with a tube hole for the sample tube to penetrate, the lower supporting plate supports the lower part of the sample tube, the lower supporting plate is nested in the water tank, the upper supporting plate is fixed on the water tank module, the upper supporting plate and the water tank module are sealed through the sealing ring, the middle part of the upper supporting plate is provided with the sealing interlayer, and the sealing interlayer is provided with an upper sealing hole with the hole diameter matched with the upper part of the sample tube in a sealing manner at the position of the tube hole; the sealing cover plate module is covered at the upper part of the sample frame module and used for sealing the sample tube, and the sealing cover plate module is communicated with the sample tube and the condensation recovery module;

the condensation recovery module, the vacuum extraction module and the water supply and drainage module are fixed on the outer side of the shell module, and the water supply and drainage module is respectively connected with a water supply port and a water drainage port to supply water and drain water to the water tank; the vacuum extraction module is connected with the condensation recovery module to vacuumize the main diversion trench;

the control panel is connected with and controls the oscillation module, the water supply and drainage module and the vacuum extraction module.

Preferably, the sealing interlayer is made of a silica gel material.

Preferably, the water tank module further comprises a liquid level sensor, a temperature sensor and a heating device, wherein the liquid level sensor and the temperature sensor are installed in the water tank, and the heating device is installed on the back face of the bottom.

Preferably, the shell module comprises a base, a shell and a fixed support, the shell is arranged on the base, the vacuum extraction module is fixed at the rear end of the shell, the water supply and drainage module is fixed at the rear end of the base, the fixed support is connected to the outer side of the shell, the condensation recovery module is carried on the fixed support, and the control panel is installed on the shell.

Preferably, the shell module still includes the heat preservation guard shield, the heat preservation guard shield adopts transparent material to make, and the heat preservation guard shield rotates the side of connecting at the base, makes the heat preservation guard shield rotate to open and shut in the base top, covers in the outside of water tank module.

Preferably, a positioning device is arranged between the bottom of the lower support plate and the water tank, so that the bottom of the lower support plate can be positioned and nested in the water tank.

Preferably, the condensation recovery module comprises a condensation collector and a condensed water machine, the condensation collector is provided with a condensation interface and a vacuum interface, the condensation interface is connected with the condensed water machine, and the vacuum interface is connected with one end of the steam channel through the vacuum extraction module.

Preferably, a diversion branch groove, a main diversion groove and a plurality of steam ports for the sealed butt joint of the sample tubes are formed in the sealed cover plate module, the diversion branch groove communicates the steam ports with the main diversion groove, and the main diversion groove is connected with the condensation recovery module.

Preferably, soft stand columns are annularly arranged around the oscillation module, and the water tank module is connected above the soft stand columns.

Preferably, the middle part of the lower supporting plate is provided with a supporting interlayer, and the supporting interlayer is provided with a supporting hole with a hole diameter matched with the supporting interlayer at the position corresponding to the lower part of the sample tube.

After the scheme is adopted, the gain effect of the invention is as follows:

firstly, the invention can realize the high concentration of the functions of sample oscillation, concentration and condensation recovery, and can directly control the control panel to control each function when in use.

Secondly, the existing parallel concentrator usually pursues automation too much, and only the concentration result of the sample tube is considered, so that most of the existing parallel concentrators are designed into invisible metal shells, observation of the concentration process is omitted, and the sealing condition (the water tank is positioned inside) inside the instrument cannot be known.

The traditional multi-station parallel concentration instrument cannot see the multi-station reaction condition, but the scheme can be used for forming a plurality of tube holes in an upper supporting plate to meet the multi-station requirement and observing the concentration process of a multi-station sample in all directions through a visible water tank, and the condensation recovery module, the vacuum extraction module and the water supply and drainage module are fixed on the outer side of the shell module, so that the visual field of the visible water tank is wider, and therefore, the multi-station parallel concentration instrument is ingenious in conception and compact and practical in structure.

The lower support plate is embedded in the water tank, so that the sample tube can be heated in the water tank; go up the backup pad and fix on the water tank module to adopt the sealing washer to seal, meanwhile, go up the sealed intermediate layer of backup pad and with the sealed cooperation in upper portion of sample cell, so the position at sample cell and basin edge all obtains sealed processing, has improved whole gas tightness, avoids leaking, the scheduling problem that splashes, in addition give the drainage module design in the outside, thoroughly keep apart with the water tank module, thereby increase substantially the inside security of instrument, can feed water and drainage through feed water mouth and outlet in addition, need not manual water feeding.

Drawings

Fig. 1 is a schematic structural diagram of a water tank module according to an embodiment of the invention.

Fig. 2 is a schematic structural diagram of a water tank module and a sample holder module according to an embodiment of the invention.

Fig. 3 is a schematic structural diagram of a sample holder module according to an embodiment of the invention.

Fig. 4 is a schematic view of a covered state of the heat-preserving shield according to an embodiment of the present invention.

FIG. 5 is a schematic diagram of the connection between the condensing recovery module and the vacuum pumping module according to an embodiment of the present invention.

FIG. 6 is an exploded view of a vacuum parallel concentrator in accordance with an embodiment of the present invention.

FIG. 7 is a schematic diagram of the back side of a vacuum parallel concentrator in accordance with an embodiment of the present invention.

FIG. 8 is a second schematic diagram of the back side of a vacuum parallel concentrator in accordance with an embodiment of the present invention.

Description of reference numerals: 1-a control panel; 2-a condensation recovery module; 21-a condensation collector; 211-condensation interface; 212-a vacuum interface; 3-a vacuum pumping module; 4-water supply and drainage module; 5-a housing module; 51-heat preservation shield; 52-a housing; 53-a fixed support; 54-a base; 6-sealing the cover plate module; 61-suction port connection; 7-a sample holder module; 71-an upper support plate; 711-tube holes; 712-an upper panel; 713-upper sealing plate; 714-a handle; 715-through holes; 72-lower support plate; 721-supporting the interlayer; 722-a bearing hole; 723-lower panel; 724-lower sealing plate; 73-support column; 74-sealing interlayer; 741-upper sealed aperture; 75-sealing ring; 76-a positioning groove; 77-positioning pin; 8-a water tank module; 81-a water tank; 811-water tank; 812-a water supply port; 813-a water outlet; 814-screw holes; 815-butterfly screws; 82-a liquid level sensor; 83-temperature sensor; 84-a heating device; 841-heating pipe; 842-a heat insulation plate; 843-heating the soleplate; 9-oscillating module; 91-flexible upright posts; 10-sample tube; 101-a tube body; 102-tail pipe.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings and specific embodiments.

Please refer to fig. 6, the present invention provides a vacuum parallel concentrator with highly concentrated functions, which comprises a control panel 1, a condensation recovery module 2, a vacuum extraction module 3, a water supply and drainage module 4, a housing module 5, and a sealing cover plate module 6, a sample rack module 7, a water tank module 8 and a vibration module 9 sequentially arranged above the housing module 5 from top to bottom;

in an embodiment, the housing module 5 includes a heat insulation shield 51, a housing 52, a fixing bracket 53 and a base 54, the vacuum pumping module 3 is fixed at the rear end of the housing 52, the water supply and drainage module 4 is fixed at the rear end of the base 54, the fixing bracket 53 is connected to the outer side of the housing 52, the condensation recovery module 2 is carried on the fixing bracket 53, the control panel 1 is mounted on the housing 52, a cavity is formed in the middle of the base 54 for placing the oscillation module 9, and the oscillation module 9 can use a centrifugal rotation oscillation mode, which is not described in detail herein. The periphery of the vibration module 9 is annularly provided with flexible upright posts 91, the upper part of the flexible upright posts 91 is connected with the water tank module 8, the vibration module 9 transmits force to the water tank module 8 through the flexible upright posts 91, and the water tank module 8 vibrates therewith.

As shown in fig. 1, the water tank module 8 comprises a water tank 81 with a water tank 811, a liquid level sensor 82, a temperature sensor 83 and a heating device 84, wherein the water tank 811 is provided with a water supply mouth 812 and a water discharge mouth 813, and the water supply and discharge module 4 is respectively connected with the water supply mouth 812 and the water discharge mouth 813 to supply water and discharge water to the water tank 811; the lower part of the sample frame module 7 is nested in the water tank 811, the upper part of the sample frame module 7 is hermetically fixed on the water tank module 8, and the sample frame module 7 stores the sample tubes 10. The traditional sample rack module 7 is only a simple storage rack for storing sample tubes 10, one part of the simple storage rack is designed with a clamp to fix the sample tubes 10 in a clamping manner, the other part of the simple storage rack is designed with a direct opening for inserting the sample tubes 10, but the two ways are not firm and have no sealing measure with a water tank 811, so that high-quality experimental operation cannot be met, in view of the above, the existing sample rack module 7 is optimized to enable the parallel concentrator to have more comprehensive functions, as shown in fig. 2 and 3, the sample rack module 7 comprises an upper support plate 71, a lower support plate 72, a support column 73, a sealing interlayer 74, a sealing ring 75 and a butterfly screw 815, the middle parts of the upper support plate 71 and the lower support plate 72 are connected through the support column 73, the upper support plate 71 is provided with tube holes 711 for the sample tubes 10 to penetrate through, the number of the tube holes 711 is several, and is suitable for multi-station, the lower supporting plate 72 supports the lower part of the sample tube 10, and the lower supporting plate 72 is embedded in the water tank 811, so that the sample tube 10 can be heated in the water tank 811; the upper supporting plate 71 is fixed on the notch of the water tank 811 of the water tank module 8, the water tank 811 is made of transparent materials such as glass, so that experimenters can observe the condition of a sample in real time through the visual water tank 811 from the outside, the concentration process is focused on, and the condensation recovery module 2, the vacuum extraction module 3 and the water supply and drainage module 4 are fixed on the outer side of the shell module 5, so that the visual field for observing the water tank 811 is more comprehensive and wider.

Go up backup pad 71 middle part and be equipped with sealed intermediate layer 74, sealed intermediate layer 74 sets up the sealed hole 741 of aperture and the sealed complex in upper portion of sample cell 10 in the position of tube hole 711, so the position at sample cell 10 and basin 811 edge all can be sealed to handle, thereby whole gas tightness has been improved, avoid leaking, the scheduling problem splashes, in addition, water supply and drainage module 4 designs in the outside, thoroughly keep apart with water tank module 8, thereby increase substantially the inside security of instrument, and can supply water and drainage through water feeding mouth 812 and outlet 813, need not manual watering. In order to facilitate understanding, the shape of the sample tube 10 shown in the drawing of this embodiment is only one of the common specifications of sample tubes, the upper portion of the sample tube 10 is a cylindrical tube body 101, the lower portion of the sample tube 10 is a funnel-shaped tail tube 102, a supporting interlayer 721 is disposed in the middle of the lower supporting plate 72, and a supporting hole 722, the aperture of which is matched with that of the tail tube, is disposed in the supporting interlayer 721 at a position corresponding to the tail tube 102, so that the upper portion and the lower portion of the sample tube 10 are both sealed and clamped by the interlayer, and the oscillation is more stable and firm. As shown in fig. 3, the upper support plate 71 includes an upper panel 712 and an upper closing plate 713, the upper panel 712 is located above the upper closing plate 713, the upper panel 712 and the upper closing plate 713 sandwich the seal interlayer 74 therebetween, and similarly, the lower support plate 72 includes a lower panel 723 and a lower closing plate 724, the lower panel 723 is located above the lower closing plate 724, and the lower panel 723 and the lower closing plate 724 sandwich the support interlayer 721 therebetween.

The bottom of lower backup pad 72 with be equipped with positioner between the basin 811, positioner includes constant head tank 76 and locating pin 77 that designs respectively in lower backup pad 72 bottom and basin 811, and during sample frame module 7 was installed, insert in constant head tank 76 through locating pin 77, the bottom of lower backup pad 72 just can the location nestification in the basin 811, easy to assemble.

Because the lower support plate 72 of the present invention is nested in the water channel 811, which makes the sample rack module 7 inconvenient to lift, the upper support plate 71 is designed with symmetrical handles 714, the handle 714 is upward, and the user can hold the handle 714 and lift the sample rack module 7 upward.

The liquid level sensor 82 and the temperature sensor 83 are installed in the water tank 811, the liquid level sensor 82 is connected with the water supply and drainage module 4, water supply into the water supply mouth 812 is stopped when the liquid level reaches a high liquid level, and water supply into the water supply mouth 812 is started when the liquid level reaches a low liquid level. Heating device 84 includes heating pipe 841, heat insulating board 842 and heating bottom plate 843, heating bottom plate 843 constitutes the bottom of basin 811, heating pipe 841 is installed at heating bottom plate 843's back, heating pipe 841 heats for heating bottom plate 843, heating bottom plate 843 is the water of heat transfer water feeding tank again, avoid heating pipe 841 and water direct contact heating, heat insulating board 842 covers heating pipe 841 and is fixed in heating bottom plate 843, heat insulating board 842 makes and vibrates the heat that module 9 keeps apart heating pipe 841, heating pipe 841 connects temperature sensor 83, the operating mechanism of liquid level sensor 82 is in the same place, when basin 811 the temperature reached appointed temperature, heating pipe 841 begins or stops heating.

Because basin 811 designs in the inside of concentrator, because the lower support plate 72 of sample frame module 7 nests in basin 811 again, so go up backup pad 71 and fix and need strict sealing process on the basin 811 notch of water tank module 8, it seals to adopt sealing washer 75 between the notch of going up backup pad 71 and basin 811, it is equipped with through-hole 715 to go up backup pad 71 all around, the trough rim of basin 811 is equipped with screw hole 814 in the position that corresponds through-hole 715, go up backup pad 71 and pass through-hole 715 and screw hole 814 cooperation through butterfly screw 815 and make and go up backup pad 71 and fix on water tank module 8, make things convenient for quick assembly disassembly sample frame, traditional sample frame then can not accomplish so nimble.

Based on the above, the evacuation of the sample tube 10 also needs to be sealed, so the sealing cover plate module 6 is covered on the upper part of the sample holder module 7 for sealing the opening of the sample tube 10, the sealing cover plate module 6 is provided with a steam channel, one end of the steam channel is communicated with the sample tube 10, and the other end is externally connected with the condensation recovery module 2, specifically, the inventor has disclosed the structure of the sealing cover plate module in patent No. 201910382634.0, the sealing cover plate module 6 comprises a cover plate body, a top plate and a suction port connector 61, the cover plate body is provided with a plurality of steam ports for the sealed butt joint of the sample tube 10, the cover plate body is provided with a main diversion trench and a diversion branch trench, and the diversion branch trench communicates the steam ports with the main diversion trench; the sealed lock of roof apron body makes the roof cover in the top of water conservancy diversion branch groove and total guiding gutter, forms a steam passage with water conservancy diversion branch groove and total guiding gutter seal, and total guiding gutter connects 61 butt joints with the suction inlet, and the suction inlet connects 61 and connects condensation recovery module 2, the vacuum extraction module 3 is connected and is come the evacuation of butt steam passage. The design of the sealing cover plate module 6 has strong sealing performance and parallelism, and is suitable for a multi-station vacuum parallel concentrator.

As shown in fig. 5, the condensing and recycling module 2 includes a condensing collector 21 and a condensed water machine (not shown), the condensing collector 21 has a condensing interface 211 and a vacuum interface 212, the condensing interface 211 is connected to the condensed water machine, and the vacuum interface 212 is connected to one end (a suction head interface) of the steam channel through the vacuum pumping module 3. The vacuum pumping module 3 can select the existing devices such as a vacuum pump, and of course, the condensation recovery module 2 and the vacuum pumping module 3 can be integrally designed on the outer side.

The control panel 1 is connected with and controls the oscillation module 9, the water supply and drainage module 4 and the vacuum extraction module 3. The invention can realize the high concentration of the functions of sample oscillation, concentration and condensation recovery, and can directly control the control panel 1 to control each function when in use.

As a preferred embodiment, the control panel 1 is an electronic touch screen convenient for a user to touch.

In one embodiment, the heat-insulating protective cover is made of transparent material, the heat-insulating protective cover 51 is rotatably connected to one side of the base 54, so that the heat-insulating protective cover 51 is rotatably opened and closed above the base 54 and covers the outer side of the water tank module 8, and the design of the heat-insulating protective cover 51 is designed in such a way that, on one hand, because the oscillating module 9 oscillates and most instruments are connected by pipelines, in case of the water tank 81 breaking during the vacuum pumping, the heat-insulating protective cover 51 can prevent the transparent material (generally glass) of the water tank 81 from splashing after breaking, thereby improving the safety, on the other hand, the heat-insulating protective cover 51 is beneficial to the internal temperature of the heat-insulating water tank module 8 to play a role of heat insulation, because the external temperature will directly lower the temperature of the outermost sample tubes, resulting in innermost sample tubes at a higher temperature than the outermost sample tubes, this will cause the evaporation rate of the samples inside and outside to be inconsistent, and the parallel effect of the parallel concentrator will be affected.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present invention, and all equivalent changes made in the design key point of the present invention fall within the protection scope of the present invention.

Claims

1. The utility model provides a parallel concentrated appearance of vacuum of function height concentrated which characterized in that: the device comprises a control panel, a condensation recovery module, a vacuum extraction module, a water supply and drainage module, a shell module, a sealing cover plate module, a sample frame module, a water tank module and a vibration module, wherein the sealing cover plate module, the sample frame module, the water tank module and the vibration module are sequentially arranged above the shell module from top to bottom;

2. The vacuum parallel concentration apparatus with high functional concentration as claimed in claim 1, wherein the sealing interlayer is made of silica gel.

3. The vacuum parallel concentration instrument with high functional concentration according to claim 1, wherein the water tank module further comprises a liquid level sensor, a temperature sensor and a heating device, the liquid level sensor and the temperature sensor are installed in the water tank, and the heating device is installed on the back of the bottom of the water tank.

4. The vacuum parallel concentration apparatus with high functional concentration according to claim 1, wherein the housing module comprises a base, a casing and a fixing bracket, the casing is arranged outside the base, the vacuum pumping module is fixed at the rear end of the casing, the water supply and drainage module is fixed at the rear end of the base, the fixing bracket is connected to the outer side of the casing, the condensation recovery module is carried on the fixing bracket, and the control panel is installed on the casing.

5. The vacuum parallel concentration instrument with high functional concentration according to claim 4, wherein the housing module further comprises a heat-insulating shield, the heat-insulating shield is made of transparent material, and the heat-insulating shield is rotatably connected to one side of the base, so that the heat-insulating shield can be rotatably opened and closed above the base and cover the outside of the water tank module.

6. The vacuum parallel concentration apparatus with high functional concentration according to claim 1, wherein a positioning device is provided between the bottom of the lower support plate and the water tank, so that the bottom of the lower support plate can be positioned and nested in the water tank.

7. The vacuum parallel concentration instrument with highly concentrated functions according to claim 1, wherein the condensation recovery module comprises a condensation collector and a condensed water machine, the condensation collector is provided with a condensation interface and a vacuum interface, the condensation interface is connected with the condensed water machine, and the vacuum interface is connected with one end of the steam channel through the vacuum extraction module.

8. The vacuum parallel concentration apparatus with highly concentrated functions as claimed in claim 1, wherein the sealing cover plate module has a branch guiding groove, a main guiding groove and a plurality of steam ports for the sealed connection of the sample tubes, the branch guiding groove connects the steam ports with the main guiding groove, and the main guiding groove connects with the condensing recovery module.

9. The vacuum parallel concentration apparatus with high functional concentration as claimed in claim 1, wherein the oscillating module is provided with flexible pillars around the circumference, and the water tank module is connected to the upper portion of the flexible pillars.

10. The vacuum parallel concentration apparatus with highly concentrated functions as claimed in claim 1, wherein the supporting interlayer is disposed at the middle of the lower supporting plate, and the supporting interlayer is provided with a supporting hole with a diameter matched with the supporting hole at the position corresponding to the lower part of the sample tube.