CN214668097U

CN214668097U - Water bath nitrogen blowing instrument

Info

Publication number: CN214668097U
Application number: CN202120991717.2U
Authority: CN
Inventors: 任逸晨; 杨春艳; 赵静; 杜宇艇; 冀晓丽
Original assignee: Baotou Customs Comprehensive Technical Service Center
Current assignee: Baotou Customs Comprehensive Technical Service Center
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-09
Anticipated expiration: 2031-05-11

Abstract

The utility model belongs to the technical field of chemical instrumentation, especially, water bath nitrogen blows appearance, can only use the test tube of fixed dimension to carry out concentrated problem to current water bath nitrogen blows appearance, the scheme as follows is put forward now, it includes the base, the top central point of base puts and has seted up the water bath, and the bottom inner wall central point of water bath puts fixed mounting has the support, and the top of support extends to the top of base, and the fixed cover in bottom of support has connect the kerve board, and the kerve board contacts with the bottom inner wall of water bath, and the top fixed mounting of kerve board has first slipmat, and the top of water bath both sides inner wall all is seted up flutedly, and equal movable mounting has the fixture block in two recesses, and fixed mounting has the apron between two fixture blocks. The utility model discloses simple structure, reasonable in design, convenient operation can use different laboratory glassware to carry out the sample concentration, has improved the flexibility and the practicality of device, the use of the people of being convenient for.

Description

Water bath nitrogen blowing instrument

Technical Field

The utility model relates to a chemical instrumentation technical field especially relates to a water bath nitrogen blows appearance.

Background

The water bath nitrogen blowing instrument is mainly used for sample preparation in liquid phase, gas phase and mass spectrometry, and the nitrogen blowing instrument generally blows nitrogen into the surface of a heated sample to concentrate the sample. The water bath nitrogen blows the appearance and mainly utilizes the characteristics of inactive, the isolated oxygen of nitrogen gas, adopts the water bath heating, and nitrogen gas sweeps for the top, can break the overhead gas-liquid balance of liquid through the fast flow of nitrogen gas, thereby makes the liquid concentrated speed of volatilizing accelerate to volatilize rapidly, reaches and lets the purpose of sample rapid concentration can only use the test tube to concentrate.

The patent with publication number CN211954943U discloses a water bath nitrogen blows appearance that facilitates use, the on-line screen storage device comprises a base, the base is equipped with the water bath, water bath fixedly connected with mount table, mount table sliding connection has nitrogen to blow the device, nitrogen blows the device and includes support, piece and regulating part of blowing, support and mount table sliding connection, support and the piece sliding connection that blows, piece and regulating part swing joint blow. But the existing water bath nitrogen blowing instrument can only use a test tube with a fixed size for concentration, and the flexibility is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a water bath nitrogen blowing instrument.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a water bath nitrogen blowing instrument comprises a base, wherein a water bath groove is formed in the center of the top of the base, a support is fixedly installed at the center of the inner wall of the bottom of the water bath groove, the top end of the support extends to the upper portion of the base, a bottom groove plate is fixedly sleeved at the bottom end of the support and is in contact with the inner wall of the bottom of the water bath groove, a first anti-skid pad is fixedly installed at the top of the bottom groove plate, grooves are formed in the tops of the inner walls of the two sides of the water bath groove, clamping blocks are movably installed in the two grooves, a cover groove plate is fixedly installed between the two clamping blocks and is movably sleeved on the support, a plurality of placing holes are uniformly formed in the top of the cover groove plate at equal intervals, a plurality of cavities are formed in the cover groove plate and are respectively matched with a plurality of placing holes, two sliding rods are fixedly installed on the inner wall of one side, close to the placing holes, of the cavities, one ends, far away from the placing holes, of the two sliding rods are fixedly installed with stop blocks, the two sliding rods are sleeved with sliding blocks in a sliding mode.

Preferably, the slide bar is movably sleeved with a spring, and two ends of the spring are respectively and fixedly installed on one side of the stop block, which is close to the slide block.

Preferably, the same movable plate is fixedly installed between the two sliding blocks, and two movable rods are fixedly installed on one side, close to the placing hole, of the movable plate.

Preferably, the one end that the fly leaf was kept away from to two movable rods all extends to and places downtheholely, and fixed mounting has same grip block.

Preferably, one side of the clamping plate, which is far away from the movable rod, is fixedly provided with a second non-slip mat, and a rotating roller is rotatably arranged between the inner walls of the two sides of the cavity.

Preferably, the movable plate is far away from one side central point of movable rod and puts the one end of fixed mounting rope, and the other end of rope extends to the top of covering the frid through changeing the roller, and fixed mounting has the pull ring.

In the utility model, when in use, the sample liquid to be concentrated is poured into the experimental tool, then the pull ring is pulled, the slide block is sleeved on the slide rod due to the sliding of the slide block, so the slide block can only horizontally move along the slide rod, and the movable plate fixedly connected with the slide block can only horizontally move, and due to the connection relationship among the pull ring, the rope and the movable plate, the movable plate can be pulled to move towards the direction far away from the placing hole through the rope, thereby driving the slide block to move, so the slide block extrudes the spring, and due to the fixed connection relationship among the movable plate, the movable rod and the clamping plate, the clamping plate can be driven to move, when the clamping plate is contacted with the inner wall of the placing hole, the experimental tool is inserted into the placing hole, and the experimental tool is contacted with the first anti-skid pad fixedly arranged at the top of the bottom groove plate, and the first pad can effectively prevent the experimental tool from horizontally sliding, then loosen the pull ring, because of the elastic restoring force of spring, promote the slider and remove towards the direction of placing the hole, drive the fly leaf then and remove to can drive the grip block and remove, make the grip block fixed with the experimental apparatus centre gripping, and the setting of second slipmat can effectually prevent the vertical removal of experimental apparatus. The utility model discloses simple structure, reasonable in design, convenient operation can use different laboratory glassware to carry out the sample concentration, has improved the flexibility and the practicality of device, the use of the people of being convenient for.

Drawings

Fig. 1 is a schematic structural view of a water bath nitrogen blowing instrument provided by the utility model;

fig. 2 is a schematic structural view of a part a of fig. 1 of a water bath nitrogen blowing instrument provided by the present invention;

fig. 3 is a partial structural plan view of the water bath nitrogen blowing instrument provided by the present invention shown in fig. 2.

In the figure: the device comprises a base 1, a water bath 2, a bracket 3, a bottom groove plate 4, a first anti-skid pad 5, a groove 6, a clamping block 7, a cover groove plate 8, a placing hole 9, a cavity 10, a sliding rod 11, a stopping block 12, a sliding block 13, a spring 14, a movable plate 15, a movable rod 16, a clamping plate 17, a second anti-skid pad 18, a rotating roller 19, a rope 20 and a pull ring 21.

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.

Example one

Referring to fig. 1-3, a water bath nitrogen blowing instrument comprises a base 1, a water bath 2 is arranged at the top center position of the base 1, a bracket 3 is fixedly arranged at the bottom inner wall center position of the water bath 2, the top end of the bracket 3 extends to the upper side of the base 1, a bottom groove plate 4 is fixedly sleeved at the bottom end of the bracket 3, the bottom groove plate 4 is contacted with the bottom inner wall of the water bath 2, a first anti-skid pad 5 is fixedly arranged at the top of the bottom groove plate 4, grooves 6 are respectively arranged at the top of the inner walls at two sides of the water bath 2, clamping blocks 7 are movably arranged in the two grooves 6, a cover groove plate 8 is fixedly arranged between the two clamping blocks 7, the cover groove plate 8 is movably sleeved on the bracket 3, a plurality of placing holes 9 are uniformly arranged at the top of the cover groove plate 8 at equal intervals, a plurality of cavities 10 are arranged on the cover groove plate 8, and the cavities 10 are respectively matched with the placing holes 9, two slide bars 11 are fixedly mounted on the inner wall of one side of the cavity 10 close to the placing hole 9, a stop dog 12 is fixedly mounted at one end, far away from the placing hole 9, of each of the two slide bars 11, a sliding block 13 is sleeved on each of the two slide bars 11 in a sliding mode, and the two sliding blocks 13 can move horizontally along the two slide bars 11 respectively.

The utility model discloses in, spring 14 has been cup jointed in the activity on the slide bar 11, and spring 14's both ends respectively fixed mounting in the one side that dog 12 and slider 13 are close to each other, and spring 14's elastic restoring force can promote slider 13 and remove towards the direction of placing hole 9.

The utility model discloses in, fixed mounting has same fly leaf 15 between two sliders 13, slider 13's setting for fly leaf 15 only can horizontal migration, and fly leaf 15 is close to one side fixed mounting who places hole 9 and has two movable rods 16, and fly leaf 15 removes, can drive two movable rods 16 and remove.

The utility model discloses in, the one end that fly leaf 15 was kept away from to two movable rods 16 all extends to placing in the hole 9, and fixed mounting has same grip block 17, and movable rod 16 removes, can drive grip block 17 and remove.

The utility model discloses in, one side fixed mounting that movable rod 16 was kept away from to grip block 17 has second slipmat 18, and the setting of second slipmat 18 can effectually prevent the vertical removal of laboratory glassware, rotates between the both sides inner wall of cavity 10 to install and changes roller 19.

The utility model discloses in, one side central point that movable rod 16 was kept away from to fly leaf 15 puts the one end of fixed mounting with rope 20, and rope 20's the other end extends to the top of capping board 8 through changeing roller 19, and fixed mounting has pull ring 21, stimulates pull ring 21, can tear rope 20 to drive fly leaf 15 and remove.

Example two

Referring to fig. 1-3, a water bath nitrogen blowing instrument comprises a base 1, a water bath 2 is chiseled at the top center position of the base 1, a bracket 3 is fixedly welded at the bottom inner wall center position of the water bath 2, the top end of the bracket 3 extends to the upper side of the base 1, a bottom groove plate 4 is fixedly sleeved at the bottom end of the bracket 3, the bottom groove plate 4 is contacted with the bottom inner wall of the water bath 2, a first anti-skid pad 5 is fixedly welded at the top of the bottom groove plate 4, grooves 6 are chiseled at the top of the inner walls at two sides of the water bath 2, fixture blocks 7 are movably installed in the two grooves 6, a cover groove plate 8 is fixedly welded between the two fixture blocks 7, the cover groove plate 8 is movably sleeved on the bracket 3, a plurality of placing holes 9 are uniformly chiseled at equal intervals at the top of the cover groove plate 8, a plurality of cavities 10 are chiseled on the cover groove plate 8, the cavities 10 are respectively matched with the placing holes 9, two slide bars 11 are fixedly welded at the inner wall at one side of the cavities 10 close to the placing holes 9, the one end that two slide bars 11 kept away from and place hole 9 all fixed welding have dog 12, all slip on two slide bars 11 and cup jointed slider 13.

The utility model discloses in, the activity has cup jointed spring 14 on the slide bar 11, and spring 14's both ends fixed welding respectively in one side that dog 12 and slider 13 are close to each other.

The utility model discloses in, fixed welding has same fly leaf 15 between two sliders 13, and fly leaf 15 is close to the fixed welding in one side of placing hole 9 and has two movable rods 16.

The utility model discloses in, the one end that fly leaf 15 was kept away from to two movable rods 16 all extends to placing in the hole 9, and fixed welding has same grip block 17.

The utility model discloses in, the fixed welding in one side that movable rod 16 was kept away from to grip block 17 has second slipmat 18, rotates between the both sides inner wall of cavity 10 to install and changes roller 19.

The utility model discloses in, one side central point that movable rod 16 was kept away from to fly leaf 15 puts the fixed one end that has rope 20 of welding, and the other end of rope 20 extends to the top of capping board 8 through changeing roller 19, and fixed welding has pull ring 21.

In the utility model, when in use, the sample liquid to be concentrated is poured into the experimental device, and then the pull ring 21 is pulled, because the slide block 13 is sleeved on the slide rod 11 in a sliding manner, the slide block 13 can only move horizontally along the slide rod 11, so the movable plate 15 fixedly connected with the slide block 13 can only move horizontally, because of the connection relationship among the pull ring 21, the rope 20 and the movable plate 15, the movable plate 15 can be pulled to move towards the direction away from the placing hole 9 through the rope 20, thereby the slide block 13 is driven to move, so the slide block 13 extrudes the spring 14, because of the fixed connection relationship among the movable plate 15, the movable rod 16 and the clamping plate 17, the clamping plate 17 can be driven to move, when the clamping plate 17 is in contact with the inner wall of the placing hole 9, the experimental device is inserted into the placing hole 9, and the experimental device is in contact with the first anti-skid pad 5 fixedly arranged at the top of the bottom groove plate 4, first slipmat 5 can effectually prevent the laboratory glassware horizontal slip, then loosen pull ring 21, because of the elastic restoring force of spring 14, promotes slider 13 and removes towards the direction of placing hole 9, then drives fly leaf 15 and removes to can drive grip block 17 and remove, make grip block 17 fixed with the laboratory glassware centre gripping, and the setting of second slipmat 18, can effectually prevent the vertical removal of laboratory glassware. The utility model discloses simple structure, reasonable in design, convenient operation can use different laboratory glassware to carry out the sample concentration, has improved the flexibility and the practicality of device, the use of the people of being convenient for.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A water bath nitrogen blowing instrument comprises a base (1) and is characterized in that a water bath (2) is arranged at the center of the top of the base (1), a support (3) is fixedly arranged at the center of the inner wall of the bottom of the water bath (2), the top end of the support (3) extends to the upper side of the base (1), a bottom groove plate (4) is fixedly sleeved at the bottom end of the support (3), the bottom groove plate (4) is in contact with the inner wall of the bottom of the water bath (2), a first anti-skid pad (5) is fixedly arranged at the top of the bottom groove plate (4), grooves (6) are respectively formed at the tops of the inner walls of two sides of the water bath (2), clamping blocks (7) are respectively and movably arranged in the two grooves (6), a cover groove plate (8) is fixedly arranged between the two clamping blocks (7), the cover groove plate (8) is movably sleeved on the support (3), a plurality of placing holes (9) are uniformly formed at the top of the cover groove plate (8), a plurality of cavities (10) are formed in the cover groove plate (8), the cavities (10) are respectively matched with the plurality of placing holes (9), two sliding rods (11) are fixedly mounted on the inner wall of one side, close to the placing holes (9), of the cavity (10), a stop block (12) is fixedly mounted at one end, far away from the placing holes (9), of the two sliding rods (11), and a sliding block (13) is sleeved on the two sliding rods (11) in a sliding mode.

2. The water bath nitrogen blowing instrument as claimed in claim 1, wherein the sliding rod (11) is movably sleeved with a spring (14), and two ends of the spring (14) are respectively and fixedly installed at one side of the stop block (12) and one side of the sliding block (13) which are close to each other.

3. The water bath nitrogen blowing instrument as claimed in claim 1, wherein a same movable plate (15) is fixedly installed between the two sliding blocks (13), and two movable rods (16) are fixedly installed on one side of the movable plate (15) close to the placing hole (9).

4. A water bath nitrogen blowing instrument according to claim 3, characterized in that the ends of the two movable rods (16) far from the movable plate (15) extend into the placing hole (9) and are fixedly provided with the same clamping plate (17).

5. A water bath nitrogen blowing instrument according to claim 4, characterized in that a second non-slip mat (18) is fixedly arranged on one side of the clamping plate (17) far away from the movable rod (16), and a roller (19) is rotatably arranged between the inner walls of the two sides of the cavity (10).

6. A water bath nitrogen blowing instrument as claimed in claim 3, wherein one end of the rope (20) is fixedly installed at the central position of one side of the movable plate (15) far away from the movable rod (16), the other end of the rope (20) extends to the upper part of the cover groove plate (8) through the rotary roller (19), and the pull ring (21) is fixedly installed.