阅读说明：本技术 一种可实现保护性储液的液相色谱仪 (Liquid chromatograph capable of realizing protective liquid storage ) 是由 刘丽丽 章志尧 丁良祝 于 2021-08-24 设计创作，主要内容包括：本发明公开了一种可实现保护性储液的液相色谱仪,包括液相色谱仪本体、储液瓶和顶板,所述液相色谱仪本体的顶部固定连接有放置框,并且放置框的顶部固定连接有回形板,所述放置框内壁的底部固定连接有限位框,本发明涉及液相色谱仪技术领域。该可实现保护性储液的液相色谱仪,通过液相色谱仪本体的顶部固定连接有放置框,在对四个储液瓶进行限位固定的同时,还可以避免其相互之间发生碰撞,提高对储液瓶的保护性,避免发生不必要的损失,通过顶板的顶部固定连接有外壳,抽液管抽液的时候,硅胶软皮和海绵块起到一定的防尘效果,而且抽液管拔出的时候,还可以将抽液管上的液体进行吸收,避免抽液管上的液体到处滴落。(The invention discloses a liquid chromatograph capable of realizing protective liquid storage, which comprises a liquid chromatograph body, a liquid storage bottle and a top plate, wherein the top of the liquid chromatograph body is fixedly connected with a placing frame, the top of the placing frame is fixedly connected with a return plate, and the bottom of the inner wall of the placing frame is fixedly connected with a limiting frame. This can realize liquid chromatograph of protectiveness stock solution, place the frame through the top fixedly connected with of liquid chromatograph body, carry out spacing fixed when four stock solution bottles, can also avoid it to collide each other, improve the protectiveness to the stock solution bottle, avoid taking place the unnecessary loss, top fixedly connected with shell through the roof, in the time of liquid suction pipe drawing, silica gel cork and sponge piece play certain dustproof effect, and when the liquid suction pipe extracted, can also absorb the liquid on the liquid suction pipe, avoid the liquid on the liquid suction pipe to drip everywhere.)

1. The utility model provides a can realize liquid chromatograph of protective stock solution, includes liquid chromatograph body (1), stock solution bottle (2) and roof (3), its characterized in that: the top of the liquid chromatograph body (1) is fixedly connected with a placing frame (4), the top of the placing frame (4) is fixedly connected with a return plate (5), the bottom of the inner wall of the placing frame (4) is fixedly connected with a limiting frame (6), the bottom of a liquid storage bottle (2) is in contact with the bottom of the inner wall of the limiting frame (6), the bottom of the surface of the liquid storage bottle (2) is provided with a limiting structure (7), the top of the surface of the liquid storage bottle (2) is provided with a fixing structure (8), the peripheries of the bottom of the top plate (3) are fixedly connected with vertical plates (9), the interiors of the vertical plates (9) are in contact with the surface of the return plate (5), and the bottom of the top plate (3) is fixedly connected with a protective cover (10);

the top fixedly connected with shell (11) at roof (3) to one side at shell (11) top is rotated and is connected with sealed lid (12), through-hole (13) have been seted up to the inside of roof (3) and be located between shell (11) and the relative one side of protection casing (10), the inner wall fixedly connected with silica gel soft skin (14) of through-hole (13), be provided with between the inside of shell (11), through-hole (13) protection casing (10) and stock solution bottle (2) and take out liquid pipe (15), the top of protection casing (10) inner wall is provided with sponge piece (16).

2. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: the top of stock solution bottle (2) is seted up trompil (17) with liquid suction pipe (15) looks adaptation to the quantity of stock solution bottle (2) is provided with four.

3. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: the equal fixedly connected with elasticity ball (18) in riser (9) inner wall both sides to arc wall (19) with elasticity ball (18) looks adaptation are all seted up to the surface and the inner wall of returning shaped plate (5).

4. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: limiting structure (7) include annular plate (71), the quantity of annular plate (71) is provided with four to fixedly connected with connecting plate (72) between the surface of two annular plates (71), the inner wall fixedly connected with silica gel lug (73) of annular plate (71).

5. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: fixed knot constructs (8) including fixed plate (81), equal fixedly connected with montant (82) all around of fixed plate (81) bottom, the bottom fixedly connected with cross piece (83) of montant (82).

6. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: the top of fixed plate (81) is seted up with card hole (84) of stock solution bottle (2) looks adaptation to fixed plate (81) are located the position of stock solution bottle (2) surface top.

7. A liquid chromatograph capable of implementing a protective liquid storage according to claim 1, wherein: all swing joint has fixture block (85) all around of cross piece (83), one side of fixture block (85) is run through and is placed frame (4) and extend to the inside of placing frame (4), one side fixedly connected with dog (86) that fixture block (85) extended to cross piece (83) inside, fixedly connected with spring (87) between one side of dog (86) and one side of cross piece (83) inner wall.

Technical Field

The invention relates to the technical field of liquid chromatographs, in particular to a liquid chromatograph capable of realizing protective liquid storage.

Background

The liquid chromatograph uses the difference of the distribution ratio of the mixture between two liquids which are liquid-solid or immiscible, separates the mixture first, then analyzes and identifies the instrument, the liquid chromatograph is divided into liquid-liquid chromatograph (LLC) and liquid-solid chromatograph (LSC) according to whether the stationary phase is liquid or solid, the modern liquid chromatograph is composed of parts such as high-pressure infusion pump, sample injection system, temperature control system, chromatographic column, detector, signal recording system, compared with the classical liquid column chromatograph, it has the characters of high efficiency, rapidness, sensitivity, etc., the system is composed of parts such as liquid storage device, pump, sample injector, chromatographic column, detector, recorder, etc.

The top of liquid chromatograph is used for placing the stock solution bottle, and general stock solution bottle all is glassware, places when the top, can lead to collision each other between it because external factors, perhaps directly drops on the ground, causes the breakage of stock solution bottle, arouses the unnecessary loss, still can influence the normal clear of whole operation, and the liquid suction pipe all directly injects in the stock solution bottle, does not have any to shelter from, has certain dust to get into the inside of stock solution bottle, has certain influence to the liquid of stock solution bottle inside.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a liquid chromatograph capable of realizing protective liquid storage, which solves the problems that the stability of a liquid storage bottle is general and dust enters the liquid storage bottle during liquid pumping.

In order to achieve the purpose, the invention is realized by the following technical scheme: a liquid chromatograph capable of realizing protective liquid storage comprises a liquid chromatograph body, a liquid storage bottle and a top plate, wherein a placing frame is fixedly connected to the top of the liquid chromatograph body, a return plate is fixedly connected to the top of the placing frame, a limiting frame is fixedly connected to the bottom of the inner wall of the placing frame, the bottom of the liquid storage bottle is in contact with the bottom of the inner wall of the limiting frame, a limiting structure is arranged at the bottom of the surface of the liquid storage bottle, a fixing structure is arranged at the top of the surface of the liquid storage bottle, vertical plates are fixedly connected to the periphery of the bottom of the top plate, the interiors of the vertical plates are in contact with the surface of the return plate, and a protective cover is fixedly connected to the bottom of the top plate;

the top fixedly connected with shell of roof to one side at shell top is rotated and is connected with sealed lid, the through-hole has been seted up to the inside of roof and be located between shell and the relative one side of protection casing, the inner wall fixedly connected with silica gel pellicular of through-hole, be provided with the liquid suction pipe between the inside of shell, through-hole protection casing and stock solution bottle, the top of protection casing inner wall is provided with the sponge piece.

Preferably, the top of the liquid storage bottle is provided with a hole matched with the liquid pumping pipe, and the number of the liquid storage bottles is four.

Preferably, the equal fixedly connected with elasticity ball in riser inner wall both sides to the arc wall with elasticity ball looks adaptation is all seted up to the surface of returning the shape board and inner wall.

Preferably, limit structure includes the annular plate, the quantity of annular plate is provided with four to fixedly connected with connecting plate between the surface of two annular plates, the inner wall fixedly connected with silica gel lug of annular plate.

Preferably, the fixed knot constructs including the fixed plate, the equal fixedly connected with montant all around of fixed plate bottom, the bottom fixedly connected with cross piece of montant.

Preferably, the top of the fixing plate is provided with a clamping hole matched with the liquid storage bottle, and the fixing plate is positioned above the surface of the liquid storage bottle.

Preferably, the periphery of the cross block is movably connected with a clamping block, one side of the clamping block penetrates through the placing frame and extends into the placing frame, one side of the clamping block extending into the cross block is fixedly connected with a clamping block, and a spring is fixedly connected between one side of the clamping block and one side of the inner wall of the cross block.

Advantageous effects

The invention provides a liquid chromatograph capable of realizing protective liquid storage. Compared with the prior art, the method has the following beneficial effects:

(1) this can realize liquid chromatograph of protectiveness stock solution, place the frame through the top fixedly connected with of liquid chromatograph body, and place the top fixedly connected with return plate of frame, place the spacing frame of the bottom fixedly connected with of frame inner wall, and the bottom of stock solution bottle contacts with the bottom of spacing frame inner wall, the bottom on stock solution bottle surface is provided with limit structure, and the top on stock solution bottle surface is provided with fixed knot and constructs, the equal fixedly connected with riser all around of roof bottom, and the inside of riser contacts with the surface of returning the shape board, the bottom fixedly connected with protection casing of roof, when carrying out spacing fixed to four stock solution bottles, can also avoid it to collide each other, improve the protectiveness to the stock solution bottle, avoid taking place the unnecessary loss.

(2) This can realize liquid chromatograph of protectiveness stock solution, top fixedly connected with shell through the roof, and one side at shell top is rotated and is connected with sealed lid, the through-hole has been seted up to the inside of roof and be located between the relative one side of shell and protection casing, the inner wall fixedly connected with silica gel pellicles of through-hole, a housing, be provided with the liquid suction pipe between the inside of through-hole protection casing and stock solution bottle, the top of protection casing inner wall is provided with the sponge piece, in the liquid suction pipe drawing liquid, certain dustproof effect is played to silica gel pellicles and sponge piece, and when the liquid suction pipe extracted, can also absorb the liquid on the liquid suction pipe, avoid the liquid on the liquid suction pipe to drip everywhere.

Drawings

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

FIG. 2 is a perspective view of the structure of the liquid storage bottle of the present invention;

FIG. 3 is a cross-sectional view of the placement frame structure of the present invention;

FIG. 4 is a bottom view of the internal structure of the cross block of the present invention;

FIG. 5 is a schematic structural view of a position limiting structure according to the present invention;

FIG. 6 is a bottom view of the internal structure of the shield of the present invention;

FIG. 7 is a bottom view of the top plate construction of the present invention;

fig. 8 is a partial enlarged view of the invention at a in fig. 3.

In the figure: the device comprises a liquid chromatograph body 1, a liquid storage bottle 2, a top plate 3, a placement frame 4, a return plate 5, a limiting frame 6, a limiting structure 7, an annular plate 71, a connecting plate 72, a silica gel projection 73, a fixing structure 8, a fixing plate 81, a vertical rod 82, a cross block 83, a clamping hole 84, a clamping block 85, a stop block 86, a spring 87, a vertical plate 9, a protective cover 10, a shell 11, a sealing cover 12, a through hole 13, a silica gel soft skin 14, a liquid pumping pipe 15, a sponge block 16, a hole 17, an elastic ball 18 and an arc-shaped groove 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides two technical solutions: the method specifically comprises the following embodiments:

example one

A liquid chromatograph capable of realizing protective liquid storage comprises a liquid chromatograph body 1, a liquid storage bottle 2 and a top plate 3, wherein a placing frame 4 is fixedly connected to the top of the liquid chromatograph body 1, a return plate 5 is fixedly connected to the top of the placing frame 4, a limiting frame 6 is fixedly connected to the bottom of the inner wall of the placing frame 4, the bottom of the liquid storage bottle 2 is in contact with the bottom of the inner wall of the limiting frame 6, a limiting structure 7 is arranged at the bottom of the surface of the liquid storage bottle 2, a fixing structure 8 is arranged at the top of the surface of the liquid storage bottle 2, vertical plates 9 are fixedly connected to the periphery of the bottom of the top plate 3, the inner portions of the vertical plates 9 are in contact with the surface of the return plate 5, and a protective cover 10 is fixedly connected to the bottom of the top plate 3;

the top fixedly connected with shell 11 at roof 3 to one side at shell 11 top is rotated and is connected with sealed lid 12, and through-hole 13 has been seted up to the inside of roof 3 and is located between shell 11 and the relative one side of protection casing 10, and the inner wall fixedly connected with silica gel soft skin 14 of through-hole 13 is provided with liquid suction pipe 15 between the inside of shell 11, through-hole 13 protection casing 10 and stock solution bottle 2, and the top of protection casing 10 inner wall is provided with sponge piece 16.

In the invention, the top of the liquid storage bottle 2 is provided with the opening 17 matched with the liquid pumping pipe 15, and the number of the liquid storage bottles 2 is four.

Example two

A liquid chromatograph capable of realizing protective liquid storage comprises a liquid chromatograph body 1, a liquid storage bottle 2 and a top plate 3, wherein a placing frame 4 is fixedly connected to the top of the liquid chromatograph body 1, a return plate 5 is fixedly connected to the top of the placing frame 4, the bottom area of the return frame 5 is smaller than that of the placing frame 4, a limiting frame 6 is fixedly connected to the bottom of the inner wall of the placing frame 4, the bottom of the liquid storage bottle 2 is more stable due to the arrangement of the limiting frame 6, the bottom of the liquid storage bottle 2 is in contact with the bottom of the inner wall of the limiting frame 6, a limiting structure 7 is arranged at the bottom of the surface of the liquid storage bottle 2, a fixing structure 8 is arranged at the top of the surface of the liquid storage bottle 2, vertical plates 9 are fixedly connected to the periphery of the bottom of the top plate 3, the inner parts of the vertical plates 9 are in contact with the surface of the return plate 5, a protective cover 10 is fixedly connected to the bottom of the top plate 3, on the one hand, the other hand, the protective cover 10 can protect the top of the liquid storage bottle 2, on the other hand, the top of the liquid storage bottle 2 can be limited;

top fixedly connected with shell 11 at roof 3, and one side at shell 11 top is rotated and is connected with sealed lid 12, sealed lid 12 can be dustproof to the opening part at top, through-hole 13 has been seted up to the inside of roof 3 and between being located shell 11 and the relative one side of protection casing 10, the soft skin 14 of inner wall fixedly connected with silica gel of through-hole 13, the soft skin 14 of silica gel is triangle-shaped, be provided with a plurality ofly, it is circular to splice, shell 11, be provided with liquid suction pipe 15 between the inside of through-hole 13 protection casing 10 and stock solution bottle 2, the top of protection casing 10 inner wall is provided with sponge piece 16, sponge piece 16 can be changed, mainly adsorb the liquid on liquid suction pipe 15 surface.

In the invention, the top of the liquid storage bottle 2 is provided with the opening 17 matched with the liquid pumping pipe 15, and the number of the liquid storage bottles 2 is four.

In the invention, elastic balls 18 are fixedly connected to both sides of the inner wall of the vertical plate 9, a U-shaped groove is formed in the bottom inside the vertical plate 9, the elastic balls 18 are arranged inside the U-shaped groove, and arc-shaped grooves 19 matched with the elastic balls 18 are formed in the surface and the inner wall of the return plate 5.

In the invention, the limiting structure 7 comprises annular plates 71, the number of the annular plates 71 is four, a connecting plate 72 is fixedly connected between the surfaces of the two annular plates 71, and a silica gel lug 73 is fixedly connected with the inner wall of each annular plate 71.

In the invention, the fixing structure 8 comprises a fixing plate 81, vertical rods 82 are fixedly connected to the periphery of the bottom of the fixing plate 81, and cross blocks 83 are fixedly connected to the bottom ends of the vertical rods 82.

In the invention, the top of the fixing plate 81 is provided with a clamping hole 84 matched with the liquid storage bottle 2, and the fixing plate 81 is positioned above the surface of the liquid storage bottle 2.

In the invention, the periphery of the cross block 83 is movably connected with a fixture block 85, one side of the fixture block 85 penetrates through the placing frame 4 and extends into the placing frame 4, one side of the fixture block 85 extending into the cross block 83 is fixedly connected with a fixture block 86, and a spring 87 is fixedly connected between one side of the fixture block 86 and one side of the inner wall of the cross block 83.

And those not described in detail in this specification are well within the skill of those in the art.

The advantage of the second embodiment over the first embodiment is: carry out spacing fixed to four stock solution bottles, can also avoid it to collide each other, improve the protectiveness to the stock solution bottle, avoid taking place the unnecessary loss, when liquid suction pipe drawing liquid, the soft skin of silica gel and sponge piece play certain dustproof effect, when liquid suction pipe extracted moreover, can also absorb the liquid on the liquid suction pipe, avoid the liquid on the liquid suction pipe to drip everywhere.

When the liquid storage bottle is used, the liquid storage bottle 2 is placed in the limiting frame 6 in the placing frame 4, the annular plate 71 is sleeved on the surface of the liquid storage bottle 2, the silica gel bump on the surface can limit the liquid storage bottle 2, the clamping hole in the fixing plate is aligned with the liquid storage bottle 2, the cross block 83 is inserted into the placing frame 4, the clamping block 85 on the cross block 83 can be clamped into the placing frame 4 under the elastic force of the spring 87, the fixing plate 81 limits the liquid storage bottle 2, the protective cover 10 at the bottom of the top plate 3 is aligned with the top of the liquid storage bottle 2, the vertical plate 9 is pushed downwards by force, the elastic ball 18 on the vertical plate 9 can be clamped into the arc-shaped groove 19 to complete the limiting of the top plate 3, the sealing cover 12 at the top of the shell 11 is rotated to open, the liquid pumping pipe 15 is inserted into the liquid storage bottle 2 from the top of the shell 11, and in the inserting process, the liquid pumping pipe 15 can pass through the through hole 13 and extrude the silica gel soft skin 14, then after the liquid pumping is finished, the liquid pumping pipe 15 is pulled out, the liquid on the surface of the liquid pumping pipe 15 is adsorbed by the sponge block 16 when passing through the sponge block 16, and then the sealing cover 12 is rotated to complete the dust prevention of the top.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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