CN221267141U

CN221267141U - Parallel concentrator

Info

Publication number: CN221267141U
Application number: CN202323205782.6U
Authority: CN
Inventors: 陈鲁; 刘超林; 郭震; 孙佳汇; 雷慧琳; 高飞; 舒天阁; 董萍
Original assignee: Zhejiang Xinjie Detection Technology Co ltd
Current assignee: Zhejiang Xinjie Detection Technology Co ltd
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-07-05
Anticipated expiration: 2033-11-27

Abstract

The utility model discloses a parallel concentrator, which relates to the technical field of concentrators and comprises a concentrating assembly and a cleaning assembly; the concentrating assembly comprises a water bath box and a nitrogen blowing assembly, and a placing rack and an electric heating tube are respectively arranged on the inner wall of the water bath box; the cleaning assembly comprises a connecting block, the connecting block is arranged on the back of the water bath box, an L-shaped groove is formed in the front of the connecting block, and the inner wall of the L-shaped groove is rotationally connected with a transmission screw rod through a sealing bearing; the beneficial effects of the utility model are as follows: the servo motor drives the transmission lead screw to rotate, and the transmission lead screw can drive L template to remove, and L template can be through 匚 type scraper blade, first riser, diaphragm and the removal of second riser drive ring type scraper blade, and the ring type scraper blade can be along the surface longitudinal scraping of electrothermal tube to clear up the incrustation scale on electrothermal tube surface, avoid the incrustation scale to accumulate at the surface of electrothermal tube and form the incrustation scale layer for a long time, ensured the concentrated efficiency of heating.

Description

Parallel concentrator

Technical Field

The utility model relates to the technical field of sample concentration, in particular to a parallel concentrator.

Background

Sample concentration in chemical laboratories has been previously mainly performed using a rotary evaporator, but the rotary evaporator has a slow concentration speed and is cumbersome to operate. In this case, a parallel concentrator has been developed which not only solves all the disadvantages of the use of rotary evaporators, but also allows concentration by nitrogen blowing for samples which cannot be heated and even need to be cooled for concentration.

The utility model provides a "high flux vacuum parallel concentrator" that application number "202220108442.8" disclosed, its "includes the base, the top fixed mounting of base has the circumference oscillator, the output fixed mounting of circumference oscillator has the water bath case, the inside of water bath case articulates there is the chamber door that one end extends to the water bath case top, the inside fixed mounting of water bath case has the fixed plate, the inside of water bath case is provided with mobilizable rack, the outside of rack and the outside of fixed plate all movable mounting have the connecting plate that the quantity is a plurality of, a plurality of connecting plates all with leading truck movable mounting, the water bath case includes the shell, the electrothermal tube, inlet tube and blow off pipe. The high-flux vacuum parallel concentrator solves the problems that the existing high-flux vacuum parallel concentrator is long in concentrating time, easy to produce bumping phenomenon and inconvenient to take, and the operation efficiency is improved in order to save the concentrating time.

However, the above-mentioned parallel concentrator also has the following drawbacks: the sample is heated and concentrated in a water bath mode, impurities in water can be separated out on the surface of an electric heating tube in the water bath after the sample is used for a long time, scale is formed, particularly when tap water is used for heating in the water bath, the tap water contains impurities such as calcium ions and the like, the scale phenomenon is more obvious, a thick scale layer is formed to cover the surface of the electric heating tube along with the fact that the scale layer is more accumulated, and compared with the surface of the clean and smooth electric heating tube, the scale layer has poor heat conduction performance, so that the efficiency of heating water is reduced, the concentration time is prolonged, and the consumption of electric energy is increased.

Disclosure of utility model

The utility model aims to provide a parallel concentrator, which solves the problems that the surface of an electrothermal tube of the existing parallel concentrator is inconvenient to clean, and a scale layer can be formed after long-time use, so that electric power is wasted and the heating concentration efficiency is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a parallel concentrator comprises a concentrating assembly and a cleaning assembly; the concentrating assembly comprises a water bath box and a nitrogen blowing assembly, wherein the inner wall of the water bath box is respectively provided with a placing rack and an electric heating tube, and the nitrogen blowing assembly is connected to the water bath box and is used for providing nitrogen atmosphere in the concentrating process; the cleaning assembly comprises a connecting block, the connecting block is arranged on the back of the water bath tank, an L-shaped groove is formed in the front of the connecting block, a transmission screw rod is rotatably connected to the inner wall of the L-shaped groove through a sealing bearing, an L-shaped plate sliding with the L-shaped groove is connected to the surface of the transmission screw rod through screw rod nut threads, and a ring-shaped scraping plate sleeved on the electric heating tube is connected to the L-shaped plate.

As a preferable technical scheme of the utility model, the front surface of the L-shaped plate is provided with 匚 -shaped scraping plates, the side wall of the 匚 -shaped scraping plates are in sliding connection with the inner wall of the water bath tank, and the lower end of the 匚 -shaped scraping plates are in contact with the bottom of the water bath tank.

As a preferable technical scheme of the utility model, a first vertical plate is arranged on the inner wall of the bottom end of the 匚 type scraping plate, a transverse plate is arranged on the inner wall of the 匚 type scraping plate, a second vertical plate is arranged on the bottom end of the transverse plate, the annular scraping plate is arranged between the second vertical plate and the first vertical plate, and the inner wall of the annular scraping plate is in sliding connection with the surface of the electric heating tube.

As a preferable technical scheme of the utility model, one side of the connecting block is provided with a servo motor, the servo motor is a forward and reverse rotation motor, and a transmission shaft of the servo motor is connected with one end of a transmission screw rod.

As a preferable technical scheme of the utility model, a first through groove is formed in the back surface of the water bath box, the inside of the first through groove is communicated with the inside of the L-shaped groove, the inner wall of the first through groove is in sliding connection with the surface of the L-shaped plate, a second through groove is formed in the front surface of the water bath box, a first glass window is arranged on the inner wall of the second through groove, a supporting seat is arranged on the front surface of the water bath box, a display is arranged on the surface of the supporting seat, and a switch panel is arranged on the front surface of the display.

As a preferable technical scheme of the utility model, one side of the water bath box is respectively provided with a water inlet pipe and a water outlet pipe, the surfaces of the water inlet pipe and the water outlet pipe are respectively provided with a water discharge valve, the other side of the water bath box is provided with a third through groove, the inner wall of the third through groove is provided with a second glass window, the inner wall of the bottom end of the water bath box is provided with a converging groove, and the inside of the converging groove is communicated with the inside of the water outlet pipe.

As a preferable technical scheme of the utility model, the nitrogen blowing component comprises a box cover, the box cover is hinged to the top end of the water bath box, a shunt tube is arranged on one side of the box cover, five nitrogen guide tubes are arranged on the inner wall of the box cover, twelve needle tubes with equal intervals are arranged on the surfaces of the five nitrogen guide tubes, one ends of the five nitrogen guide tubes penetrate through the inner wall of one side of the box cover and are connected with the surface of the shunt tube (302), the interiors of the five nitrogen guide tubes are communicated with the interiors of the shunt tube, and a fourth groove is formed in the surface of the box cover.

The inner wall of the fourth groove is provided with a third glass window, and the third glass window, the second glass window and the first glass window are all made of toughened glass materials.

Compared with the related art, the parallel concentrator provided by the utility model has the following beneficial effects:

1. The servo motor drives the transmission screw rod to rotate, the transmission screw rod can drive the L-shaped plate to move, the L-shaped plate can move through the 匚 -shaped scraping plate, the first vertical plate, the transverse plate and the second vertical plate to drive the annular scraping plate to move, and the annular scraping plate can longitudinally scrape along the surface of the electric heating tube, so that scale on the surface of the electric heating tube is cleaned, scale accumulation on the surface of the electric heating tube for a long time and scale layers are prevented, and heating concentration efficiency is guaranteed;

2. The liquid level is observed through the first glass window and the second glass window, so that a proper amount of water is conveniently added when water is added, the liquid is prompted to submerge the bottom and the middle of the sample container, the submerged transmission screw rod with overhigh liquid level is prevented, and scale accumulation on the surface of the electric heating tube is avoided;

3.匚 type scraping plates can push the swept scale to enable the scale to be accumulated in the converging groove, then a drain valve on the surface of a water outlet pipe is opened, water flow can be wrapped with the scale to be discharged together, and cleaning is completed, so that the device is quite convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

Fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.

In the figure: 1. a concentrating assembly; 101. a water bath tank; 102. a placing rack; 103. an electric heating tube; 104. a first through groove; 105. a second through slot; 106. a first glazing; 107. a support base; 108. a display; 109. a water inlet pipe; 110. a water outlet pipe; 111. a third through slot; 112. a second glazing; 113. a converging tank; 114. a switch panel; 2. cleaning the assembly; 201. a connecting block; 202. an L-shaped groove; 203. a transmission screw rod; 204. an L-shaped plate; 205. 匚 -type scraping plate; 206. a first riser; 207. a cross plate; 208. a second riser; 209. a ring-shaped scraper; 210. a servo motor; 3. a nitrogen blowing component; 301. a case cover; 302. a shunt; 303. a nitrogen guide tube; 304. a fourth slot; 305. and a third glazing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a parallel concentrator, comprising a concentrating assembly 1 and a cleaning assembly 2;

The concentration assembly 1 comprises a water bath box 101 and a nitrogen blowing assembly 3, wherein a placing frame 102 and an electric heating tube 103 are respectively and fixedly arranged on the inner wall of the water bath box 101, three electric heating tubes 103 are arranged on the surface of the placing frame 102, and mounting holes distributed in a matrix form are formed in the surface of the placing frame 102 and used for limiting a sample container, the placing frame 102 is fixed through bolts, so that the water bath box can be disassembled, the electric heating tube 103 is convenient to overhaul by disassembling the placing frame 102, and the electric heating tube 103 can heat water in the water bath box 101 so as to heat the part of the sample container extending into the water bath box 101;

The back of the water bath 101 is provided with a first through groove 104, the inside of the first through groove 104 is communicated with the inside of an L-shaped groove 202, the inner wall of the first through groove 104 is in sliding connection with the surface of an L-shaped plate 204, the front of the water bath 101 is provided with a second through groove 105, the inner wall of the second through groove 105 is fixedly provided with a first glass window 106, the front of the water bath 101 is fixedly provided with a supporting seat 107, the surface of the supporting seat 107 is fixedly provided with a display 108, the front of the display 108 is fixedly provided with a switch panel 114, the L-shaped plate 204 which is convenient for moving passes through the water bath 101, the liquid level is observed through the first glass window 106, a proper amount of tap water is conveniently added when water is added, the liquid is enabled to submerge the bottom and the middle of a sample container, the excessive liquid level submerge a transmission screw 203 is prevented, and scale accumulation on the surface of the transmission screw 203 is avoided;

A water inlet pipe 109 and a water outlet pipe 110 are respectively and fixedly arranged on one side of the water bath tank 101, drain valves are fixedly arranged on the surface of the water inlet pipe 109 and the surface of the water outlet pipe 110, a third through groove 111 is formed on the other side of the water bath tank 101, a second glass window 112 is fixedly arranged on the inner wall of the third through groove 111, a converging groove 113 is formed on the inner wall of the bottom end of the water bath tank 101, the interior of the converging groove 113 is communicated with the interior of the water outlet pipe 110, the drain valve on the surface of the water inlet pipe 109 is opened, a proper amount of tap water is added into the water bath tank 101 through the water inlet pipe 109, the liquid level can be observed through the second glass window 112, and a light source such as a flashlight can be applied through the second glass window 112 when the interior of the water bath tank 101 is dim, so that a front-row sample container on the surface of the rack 102 can be observed through the first glass window 106;

Specifically, first, the box cover 301 is opened, a plurality of sample containers are sequentially slid into the mounting holes on the surface of the placing frame 102, then the drain valve on the surface of the water inlet pipe 109 is opened, the drain valve on the surface of the water outlet pipe 110 is closed, a proper amount of tap water is added into the water bath box 101 through the water inlet pipe 109, the liquid level can be observed through the second glass window 112, the liquid is enabled to submerge the bottom and the middle of the sample containers, then the box cover 301 is closed, the electric heating pipe 103 is started, the electric heating pipe 103 can heat the water in the water bath box 101, the sample containers are further heated, and nitrogen is blown into the sample containers through the nitrogen blowing component 3 and a nitrogen pipe arranged outside, so that heating concentration is realized.

The cleaning assembly 2 comprises a connecting block 201, wherein the connecting block 201 is fixedly arranged on the back surface of the water bath tank 101, an L-shaped groove 202 is formed in the front surface of the connecting block 201, a transmission screw rod 203 is rotatably connected to the inner wall of the L-shaped groove 202 through a sealing bearing, an L-shaped plate 204 sliding with the L-shaped groove 202 is connected to the surface of the transmission screw rod 203 through screw rod nuts, annular scraping plates 209 are arranged on the front surface of the L-shaped plate 204, and three annular scraping plates 209 are arranged;

The front of the L-shaped plate 204 is fixedly provided with 匚 -type scraping plates 205, the side wall of the 匚 -type scraping plates 205 are in sliding connection with the inner wall of the water bath 101, the inner wall of the bottom end of the 匚 -type scraping plates 205 is fixedly provided with first vertical plates 206, the first vertical plates 206 are provided with three, the inner wall of the 匚 -type scraping plates 205 is fixedly provided with transverse plates 207, the bottom end of each transverse plate 207 is fixedly provided with second vertical plates 208, the second vertical plates 208 are provided with three, the L-shaped plate 204 can drive the 匚 -type scraping plates 205 to move, the 匚 -type scraping plates 205 can longitudinally scrape along the inner wall of the water bath 101, scale layers on the inner wall of the water bath 101 can be cleaned, and scale accumulated on the inner wall of the water bath 101 is reduced;

The annular scraping plate 209 is fixedly arranged between the second vertical plate 208 and the first vertical plate 206, the inner wall of the annular scraping plate 209 is in sliding connection with the surface of the electric heating tube 103, the annular scraping plate 209 is driven by the 匚 type scraping plate 205 through the first vertical plate 206, and the annular scraping plate 209 can longitudinally scrape along the surface of the electric heating tube 103, so that scale on the surface of the electric heating tube 103 is cleaned, scale accumulation on the surface of the electric heating tube 103 for a long time is avoided, a scale layer which hinders heating is formed, and heating concentration efficiency is ensured;

A servo motor 210 is fixedly arranged on one side of the connecting block 201, the servo motor 210 is a forward and backward rotating motor, a transmission shaft of the servo motor 210 is fixedly connected with one end of the transmission screw 203, the servo motor 210 is started, the servo motor 210 drives the transmission screw 203 to rotate, the transmission screw 203 is not required to be manually driven, and the servo motor is more convenient;

Specifically, the servo motor 210 is started, the servo motor 210 drives the transmission screw rod 203 to rotate, the transmission screw rod 203 drives the L-shaped plate 204 to move, the L-shaped plate 204 drives the 匚 -shaped scraping plate 205 to move, the 匚 -shaped scraping plate 205 drives the first vertical plate 206 and the transverse plate 207 to move, the transverse plate 207 drives the second vertical plate 208 to move, the second vertical plate 208 and the first vertical plate 206 drive the annular scraping plate 209 to move, the annular scraping plate 209 can longitudinally scrape along the surface of the electrothermal tube 103, thereby cleaning scale on the surface of the electrothermal tube 103, avoiding scale accumulating on the surface of the electrothermal tube 103 for a long time and forming a scale layer, guaranteeing the heating concentration efficiency, the 匚 -shaped scraping plate 205 drives the top of the annular scraping plate 209 through the transverse plate 207 and the second vertical plate 208, and the 匚 -shaped scraping plate 205 drives the bottom of the annular scraping plate 209 through the first vertical plate 206, so that the stress of the annular scraping plate 209 is more uniform.

The nitrogen blowing component 3 comprises a box cover 301, the box cover 301 is hinged to the top end of the water bath box 101, a shunt pipe 302 is fixedly arranged on one side of the box cover 301, five nitrogen guide pipes 303 are fixedly arranged on the inner wall of the box cover 301, twelve needle pipes with equal intervals are fixedly arranged on the surfaces of the five nitrogen guide pipes 303, one ends of the five nitrogen guide pipes 303 penetrate through the inner wall of one side of the box cover 301 and are fixedly connected with the surface of the shunt pipe 302, the interiors of the five nitrogen guide pipes 303 are communicated with the interiors of the shunt pipe 302, a fourth groove 304 is formed in the surface of the box cover 301, a third glass window 305 is fixedly arranged on the inner wall of the fourth groove 304, and the third glass window 305, the second glass window 112 and the first glass window 106 are made of toughened glass materials;

specifically, the air inlet end of the shunt tube 302 is communicated with an external nitrogen tank, after a suitable case cover 301, the needle tube slides into the corresponding sample container, the nitrogen tank is opened, nitrogen passes through the shunt tube 302 and flows into the five nitrogen guide tubes 303, then the nitrogen is blown out from the needle tube, the liquid in the sample container is blown out, evaporation of certain components is accelerated, concentration is accelerated, further, corresponding buckles can be arranged on the front surface of the case cover 301 and the water bath case 101, the closed case cover 301 is convenient to consolidate, the buckles are of the prior art, so that the light can penetrate through the case cover 301 through the third glass window 305, and the case cover 301 is prevented from shielding all light when being opened.

When the device is used, the box cover 301 is opened, a plurality of sample containers are sequentially slid into mounting holes formed in the surface of the rack 102, then the drain valve on the surface of the water inlet pipe 109 is opened, the drain valve on the surface of the water outlet pipe 110 is closed, a proper amount of tap water is added into the water bath box 101 through the water inlet pipe 109, the liquid level is observed through the first glass window 106, the liquid is prompted to submerge the bottom and the middle of the sample containers, then the box cover 301 is closed, the electric heating pipe 103 is started, the electric heating pipe 103 heats the water in the water bath box 101, the sample containers are further heated, heating concentration is realized, an external nitrogen tank is opened, nitrogen sequentially passes through the shunt pipe 302, the five nitrogen guide pipes 303 and the needle tube, nitrogen blowing is carried out on the liquid in the sample containers, evaporation is accelerated, and concentration efficiency is improved;

After heating and concentrating, the drain valve on the surface of the water outlet pipe 110 is opened, a part of water in the water bath 101 is discharged, the liquid level is lower than the second vertical plate 208, then the drain valve is closed, the servo motor 210 is started, the servo motor 210 drives the transmission screw 203 to rotate, the transmission screw 203 drives the L-shaped plate 204 to move, the L-shaped plate 204 drives the 匚 -shaped scraping plate 205 to move, the 匚 -shaped scraping plate 205 drives the first vertical plate 206 and the transverse plate 207 to move, the transverse plate 207 drives the second vertical plate 208 to move, the second vertical plate 208 and the first vertical plate 206 drive the annular scraping plate 209 to move, and the annular scraping plate 209 can longitudinally scrape along the surface of the electric heating pipe 103, so that the scale on the surface of the electric heating pipe 103 is cleaned, the scale is prevented from accumulating on the surface of the electric heating pipe 103 for a long time, the heating and concentrating efficiency is guaranteed, the 匚 -shaped scraping plate 205 can push the swept scale, the scale is caused to accumulate in the converging groove 113, then the drain valve on the surface of the water outlet pipe 110 is opened, the water flow is wrapped up and discharged together, and cleaning is completed very convenient.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A parallel concentrator, which is characterized by comprising

A concentrating assembly (1); the concentrating assembly (1) comprises a water bath box (101) and a nitrogen blowing assembly (3), wherein a placing rack (102) and an electric heating tube (103) are respectively arranged on the inner wall of the water bath box (101), and the nitrogen blowing assembly (3) is connected to the water bath box (101) and is used for providing nitrogen atmosphere in the concentrating process;

a cleaning assembly (2); the cleaning assembly (2) comprises a connecting block (201), the connecting block (201) is arranged on the back of the water bath box (101), an L-shaped groove (202) is formed in the front of the connecting block (201), a transmission screw rod (203) is rotatably connected to the inner wall of the L-shaped groove (202) through a sealing bearing, an L-shaped plate (204) sliding with the L-shaped groove (202) is connected to the surface of the transmission screw rod (203) through screw rod nut threads, and a ring-shaped scraping plate (209) sleeved on the electric heating tube (103) is connected to the L-shaped plate (204).

2. A parallel concentrator as claimed in claim 1, wherein: be equipped with 匚 type scraper blade (205) on L template (204), the lateral wall of 匚 type scraper blade (205) and the inner wall sliding connection of water bath (101), the lower extreme of 匚 type scraper blade (205) and the bottom contact of water bath (101).

3. A parallel concentrator as claimed in claim 2, wherein: the inner wall of 匚 type scraper blade (205) bottom is equipped with first riser (206), the inner wall of 匚 type scraper blade (205) is equipped with diaphragm (207), the bottom of diaphragm (207) is equipped with second riser (208), ring type scraper blade (209) set up between second riser (208) and first riser (206), the inner wall of ring type scraper blade (209) and the surface sliding connection of electrothermal tube (103).

4. A parallel concentrator as claimed in claim 1, wherein: one side of the connecting block (201) is provided with a servo motor (210), the servo motor (210) is a forward and reverse rotating motor, and a transmission shaft of the servo motor (210) is connected with one end of a transmission screw rod (203).

5. A parallel concentrator as claimed in claim 1, wherein: the back of water bath (101) has been seted up first logical groove (104), the inside in first logical groove (104) is linked together with the inside in L type groove (202), the inner wall in first logical groove (104) is connected with the surface sliding of L template (204), second logical groove (105) have been seted up in the front of water bath (101), the inner wall in second logical groove (105) is equipped with first glass window (106), the front of water bath (101) is equipped with supporting seat (107), the surface of supporting seat (107) is equipped with display (108), the front of display (108) is equipped with switch panel (114).

6. The parallel concentrator of claim 5, wherein: one side of water bath (101) is equipped with inlet tube (109) and outlet pipe (110) respectively, the surface of inlet tube (109) and the surface of outlet pipe (110) all are equipped with the drain valve, third through groove (111) have been seted up to the opposite side of water bath (101), the inner wall of third through groove (111) is equipped with second glass window (112), gathering groove (113) have been seted up to the inner wall of water bath (101) bottom, the inside of gathering groove (113) is linked together with the inside of outlet pipe (110).

7. The parallel concentrator of claim 6, wherein: the nitrogen blowing assembly (3) comprises a box cover (301), the top of water bath box (101) is hinged to the box cover (301), a shunt tube (302) is arranged on one side of the box cover (301), five nitrogen guide tubes (303) are arranged on the inner wall of the box cover (301), twelve needle tubes with equal intervals are arranged on the surface of each nitrogen guide tube (303), one end of each nitrogen guide tube (303) penetrates through the inner wall of one side of the box cover (301) and is connected with the surface of the shunt tube (302), five nitrogen guide tubes (303) are all communicated with the inside of the shunt tube (302), a fourth groove (304) is formed in the surface of the box cover (301), and a third glass window (305) is formed in the inner wall of the fourth groove (304).

8. The parallel concentrator of claim 7, wherein: the third glass window (305), the second glass window (112) and the first glass window (106) are made of toughened glass materials.