Precise liquid taking device for glass reagent bottle

Abstract

The utility model discloses a glass reagent bottle accurate liquid taking device which comprises a reagent glass bottle, a bottle neck is fixedly connected to the top of the reagent glass bottle, a liquid taking piston is arranged in the bottle neck, a liquid taking pump connector is arranged at the top of the bottle neck, and a liquid inlet pipe is fixedly connected to a liquid outlet of the liquid taking pump connector. The tail end of the liquid inlet pipe penetrates through the liquid taking piston and extends to the inner bottom of the reagent glass bottle, and a liquid outlet of the liquid taking pump connector is fixedly connected with a liquid outlet pipe. According to the utility model, by loosening the positioning pull block, the positioning spring applies restoring force to the positioning insertion strip, and then the positioning insertion strip is inserted into one of the positioning insertion holes, so that the joint between the bottle neck and the liquid taking pump joint is limited after being sealed, the pressure in the reagent bottle is reduced to eject the sealing plug, and the use effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid taking device technical field especially relates to a glass reagent bottle precision liquid taking device. BACKGROUND

[0002] The glass reagent bottle is also called sampling bottle, purification bottle, sample bottle, sterile bottle, clean bottle, filter bottle, filter clean bottle, sampling bottle and filter bottle, and is an essential product for pollution detection. Some sterilization liquids are usually stored in the reagent bottle. When sterilization is performed, the reagent bottle is installed on the liquid taking device. When liquid is taken, the liquid in the reagent bottle is usually extracted by a liquid pumping pump. Then, when the extracted liquid is pressurized or under negative pressure by a compressor, the sealing plug of the reagent bottle interface and the liquid pumping connecting pipe are separated from the interface, and the liquid taking device itself does not have a anti-separation structure, thereby affecting the extraction of the reagent and reducing the use effect. SUMMARY

[0003] The utility model discloses a glass reagent bottle precision liquid taking device to solve the shortcoming of prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model discloses the following technical scheme: a glass reagent bottle precision liquid taking device, including reagent glass bottle, the reagent glass bottle top fixedly connected with the bottle neck, the bottle neck inside is provided with the liquid taking piston, the bottle neck top is provided with the liquid taking pump connector, the liquid taking pump connector inlet fixedly connected with the liquid inlet pipe, the liquid inlet pipe end penetrates liquid taking piston and extends to the reagent glass bottle inner bottom, the liquid taking pump connector outlet fixedly connected with the liquid outlet pipe, the liquid taking pump connector side wall fixedly connected with the compression pipe, the liquid taking pump connector top fixedly connected with the assembly shell, the assembly shell front and back both sides are all set up and pass through the assembly component;

[0005] The adjusting shaft penetrates and is rotatably connected to the top of the assembly shell, the adjusting shaft is fixedly connected with the adjusting cam and the adjusting block at both ends, respectively, a plurality of positioning holes are formed in the top of the assembly shell, and the top of the adjusting block is connected with a positioning assembly.

[0006] Further description of the above technical scheme:

[0007] The assembly component includes an assembly support plate penetrating the surface of the assembly shell, the bottom of the assembly support plate is fixedly connected with an assembly hollow plate, the assembly hollow plate is slidably connected with an assembly extension plate, one end of the assembly support plate is fixedly connected with an assembly camber block, and one end of the assembly extension plate is fixedly connected with an assembly camber snap ring.

[0008] Further description of the above technical scheme:

[0009] The assembly spring is movably sleeved with the outer side wall of the assembly branch plate, two ends of the assembly spring are fixedly connected with the side wall of the assembly arc block and the inner wall of the assembly shell respectively, the surface of the assembly extension plate is provided with a plurality of fixing holes, and the surface of the assembly hollow plate is connected with a fixing assembly.

[0010] As a further description of the above technical solution:

[0011] The fixing assembly comprises a fixing L-shaped plate fixedly connected with the surface of the assembly hollow plate, a fixing groove is formed in the top of the fixing L-shaped plate, a fixing sliding block is slidably connected in the fixing groove, a fixing supporting block is fixedly connected with the top of the fixing sliding block, and a fixing insertion strip is fixedly connected with one side of the fixing supporting block close to the assembly hollow plate.

[0012] As a further description of the above technical solution:

[0013] The fixing insertion strip penetrates through the assembly hollow plate and is movably inserted into one of the fixing holes, a fixing screw is rotatably connected between the two sides of the inner wall of the fixing groove, one end of the fixing screw penetrates through the fixing L-shaped plate and is fixedly connected with a fixing rotating block, and the outer side wall of the fixing screw is screw-connected with the fixing sliding block.

[0014] As a further description of the above technical solution:

[0015] The positioning assembly comprises a positioning insertion strip penetrating through the top of the adjusting rotating block, one end of the positioning insertion strip is fixedly connected with a positioning pulling block, the other end of the positioning insertion strip is movably inserted into one of the positioning insertion holes, the outer side wall of the positioning insertion strip is movably sleeved with a positioning spring, and two ends of the positioning spring are fixedly connected with the side wall of the positioning pulling block and the side wall of the adjusting rotating block respectively.

[0016] The utility model has the advantages of the following beneficial effects:

[0017] The fixed L-shaped plate, the fixed sliding block, the fixed supporting block, the fixed inserting strip, the fixed screw rod and the fixed rotating block are cooperated by the fixing assembly, so that the fixed rotating block drives the fixed screw rod to rotate, the fixed sliding block moves along the direction of the fixed screw rod, the fixed supporting block and the fixed inserting strip are driven to move, the assembling extension plate is adjusted to the appropriate height, the fixed inserting strip is inserted into a fixed hole on the assembling extension plate for limiting, the assembling shell, the assembling supporting plate, the assembling hollow plate, the assembling extension plate and the assembling arc block are cooperated by the assembling assembly, so that the adjusting rotating block drives the adjusting cam on the adjusting rotating shaft to rotate, the adjusting cam moves away from the assembling arc block, the assembling spring provides the assembling supporting plate with a restoring force, the assembling supporting plate drives the assembling hollow plate, the assembling extension plate and the assembling arc snap ring to reset, the assembling arc snap ring is in contact with the bottle neck and is clamped and limited to prevent separation, the adjusting rotating block, the positioning inserting strip, the positioning pulling block and the positioning spring are cooperated by the positioning assembly, so that the positioning spring provides the positioning inserting strip with a restoring force, the positioning inserting strip is inserted into one of the positioning insertion holes, the connection between the bottle neck and the liquid taking pump connector is sealed and limited, the pressure in the reagent bottle is reduced to push out the sealing plug, and the use effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 An overall structure schematic view of the glass reagent bottle precise liquid taking device is provided.

[0019] Figure 2 An internal structure schematic view of the assembling shell of the glass reagent bottle precise liquid taking device is provided.

[0020] Figure 3 Figure 1 An enlarged structure schematic view of position A in FIG.

[0021] Figure 4 Figure 1 An enlarged structure schematic view of position B in FIG.

[0022] LEGEND:

[0023] 1, reagent glass bottle; 2, bottle neck; 3, liquid taking pump connector; 4, liquid inlet pipe; 5, liquid taking piston; 6, liquid outlet pipe; 7, assembling shell; 8, assembling supporting plate; 9, assembling hollow plate; 10, assembling extension plate; 11, assembling arc block; 12, assembling spring; 13, adjusting rotating shaft; 14, adjusting cam; 15, adjusting rotating block; 16, positioning inserting strip; 17, positioning pulling block; 18, positioning spring; 19, fixed L-shaped plate; 20, fixed sliding block; 21, fixed supporting block; 22, fixed inserting strip; 23, fixed screw rod; 24, fixed rotating block. ​​DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] With reference to Figures 1-4 The utility model provides a kind of glass reagent bottle precision liquid taking device, including reagent glass bottle 1, reagent glass bottle 1 top is fixedly connected with neck 2, neck 2 inside is provided with liquid taking piston 5, neck 2 top is provided with liquid taking pump connector 3, liquid taking pump connector 3 inlet is fixedly connected with inlet tube 4, inlet tube 4 end is through liquid taking piston 5 and extends to the bottom of reagent glass bottle 1, liquid taking pump connector 3 outlet is fixedly connected with outlet tube 6, liquid taking pump connector 3 side wall is fixedly connected with compression tube, liquid taking pump connector 3 top is fixedly connected with assembly shell 7, assembly shell 7 front and back sides are both through setting assembly component, and the effect of sealing neck 2 and liquid taking piston 5 on reagent glass bottle 1 is played by assembly component, with reference to Figure 1 And Figure 2 Assembly component includes assembly support plate 8 through setting on the surface of assembly shell 7, assembly support plate 8 bottom is fixedly connected with assembly hollow plate 9, assembly hollow plate 9 inside is slidably connected with assembly extension plate 10, one end of assembly extension plate 10 is fixedly connected with assembly cam ring, one end of assembly support plate 8 is fixedly connected with assembly cam block 11, assembly spring 12 is movably sleeved on the outer wall of assembly support plate 8, and the both ends of assembly spring 12 are fixedly connected with the side wall of assembly cam block 11 and the inner wall of assembly shell 7, a plurality of fixed holes are formed on the surface of assembly extension plate 10, and the effect of limiting neck 2 and liquid taking piston 5 on liquid taking pump connector 3 is played by the contact of assembly cam block 11 and neck 2.

[0026] Assembly hollow plate 9 surface is connected with fixed component, with reference to Figure 1 And Figure 4The fixed assembly comprises a fixed L-shaped plate 19 fixedly connected with the surface of the assembly hollow plate 9, a fixed slot is formed in the top of the fixed L-shaped plate 19, a fixed sliding block 20 is slidably connected in the fixed slot, a fixed supporting block 21 is fixedly connected with the top of the fixed sliding block 20, a fixed insertion strip 22 is fixedly connected with the side of the fixed supporting block 21 close to the assembly hollow plate 9, the fixed insertion strip 22 penetrates through the assembly hollow plate 9 and is movably inserted into one of the fixed holes, a fixed screw rod 23 is rotatably connected between the two inner walls of the fixed slot, one end of the fixed screw rod 23 penetrates through the fixed L-shaped plate 19 and is fixedly connected with a fixed rotating block 24, the outer lateral wall of the fixed screw rod 23 is threadedly connected with the fixed sliding block 20, the fixed rotating block 24 is rotated to drive the fixed screw rod 23 to rotate, then the fixed sliding block 20 moves along the direction of the fixed screw rod 23, and the fixed sliding block 20 is slidably installed in the fixed slot, so that the fixed sliding block 20 is guided.

[0027] The adjusting rotating shaft 13 is rotatably connected through the top of the assembly shell 7, the adjusting rotating shaft 13 is fixedly connected with the adjusting cam 14 and the adjusting rotating block 15 at both ends, a plurality of positioning insertion holes are formed in the top of the assembly shell 7, the adjusting rotating block 15 is connected with a positioning assembly, and the specific structure and function of the positioning assembly will be described below. Figure 1 and Figure 3 The positioning assembly comprises a positioning insertion strip 16 penetratingly arranged in the top of the adjusting rotating block 15, one end of the positioning insertion strip 16 is fixedly connected with a positioning pulling block 17, the other end of the positioning insertion strip 16 is movably inserted into one of the positioning insertion holes, a positioning spring 18 is movably sleeved with the outer lateral wall of the positioning insertion strip 16, and the two ends of the positioning spring 18 are fixedly connected with the lateral wall of the positioning pulling block 17 and the lateral wall of the adjusting rotating block 15, respectively. The positioning insertion strip 16 is movably inserted into one of the positioning insertion holes, so as to limit the adjustment of the adjusting rotating block 15.

[0028] Working principle: in use, first take the liquid pump connector 3, then the liquid pump connector 3 on the liquid inlet pipe 4 and the liquid piston 5 embedded to the bottle neck 2 inside, follow the liquid inlet pipe 4 extends to the reagent glass bottle 1 inner bottom, then rotate the fixed block 24, so that the fixed block 24 drives the fixed screw 23 to rotate, along with the fixed slide block 20 along the direction of the fixed screw 23 moves, at the same time, the fixed slide block 20 is slidably installed in the fixed slot, so as to guide the fixed slide block 20, then the fixed slide block 20 also drives the fixed support 21 and the fixed insert strip 22 to move, at the same time, the fixed insert strip 22 is separated from one of the fixed holes on the assembly extension plate 10, then pull the assembly extension plate 10, so that the assembly extension plate 10 slides along the inside of the assembly hollow plate 9, at the same time, the assembly extension plate 10 drives the assembly arc clasp to adjust to the appropriate height, then rotate the fixed block 24 again, so that the fixed block 24 drives the fixed screw 23 to rotate again, along with the fixed slide block 20 drives the fixed insert strip 22 on the fixed support 21 to pass through the assembly hollow plate 9 and be inserted into one of the fixed holes on the assembly extension plate 10, so as to ensure the adjustment limiting effect.

[0029] Then pull the positioning pull block 17, so that the positioning pull block 17 drives the positioning insert strip 16 and the positioning spring 18 to move along the direction of the adjusting block 15, then the positioning insert strip 16 is separated from one of the positioning insert holes, then rotate the adjusting block 15, so that the adjusting block 15 drives the adjusting cam 14 on the adjusting shaft 13 to rotate, so that the two ends of the adjusting cam 14 move away from the direction of the assembly arc block 11, then the assembly spring 12 gives the assembly support plate 8 a restoring force, so that the assembly support plate 8 drives the assembly hollow plate 9, the assembly extension plate 10 and the assembly arc clasp to reset, so as to facilitate the assembly arc clasp to contact with the bottle neck 2, then loosen the positioning pull block 17, so that the positioning spring 18 gives the positioning insert strip 16 a restoring force, then the positioning insert strip 16 is inserted into one of the positioning insert holes, so as to limit the connection between the bottle neck 2 and the liquid pump connector 3 after sealing, so as to ensure the further adjustment limiting effect.

[0030] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing detailed description of the present application, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the present application.

Claims

1. A device for precise liquid dispensing from a glass reagent bottle, comprising a reagent glass bottle (1), characterized in that: The reagent glass bottle (1) has a bottleneck (2) fixedly connected to the top. A liquid-taking piston (5) is provided inside the bottleneck (2). A liquid-taking pump connector (3) is provided at the top of the bottleneck (2). An inlet pipe (4) is fixedly connected to the inlet of the liquid-taking pump connector (3). The end of the inlet pipe (4) passes through the liquid-taking piston (5) and extends to the bottom of the reagent glass bottle (1). An outlet pipe (6) is fixedly connected to the outlet of the liquid-taking pump connector (3). A compression pipe is fixedly connected to the side wall of the liquid-taking pump connector (3). An assembly shell (7) is fixedly connected to the top of the liquid-taking pump connector (3). Assembly components are provided through the front and rear sides of the assembly shell (7). The top of the assembly housing (7) is connected to an adjusting shaft (13) that is rotatably connected. The two ends of the adjusting shaft (13) are respectively fixedly connected to an adjusting cam (14) and an adjusting block (15). The top of the assembly housing (7) is provided with multiple positioning holes, and the top of the adjusting block (15) is connected to a positioning component.

2. The glass reagent bottle precise liquid dispensing device according to claim 1, characterized in that: The assembly assembly includes an assembly support plate (8) that extends through the surface of the assembly housing (7). An assembly hollow plate (9) is fixedly connected to the bottom of the assembly support plate (8). An assembly extension plate (10) is slidably connected inside the assembly hollow plate (9). An assembly arc retaining ring is fixedly connected to one end of the assembly extension plate (10). An assembly arc block (11) is fixedly connected to one end of the assembly support plate (8).

3. The glass reagent bottle precise liquid dispensing device according to claim 2, characterized in that: The outer wall of the assembly support plate (8) is movably sleeved with an assembly spring (12). The two ends of the assembly spring (12) are fixedly connected to the side wall of the assembly arc block (11) and the inner wall of the assembly shell (7), respectively. The surface of the assembly extension plate (10) is provided with multiple fixing holes, and the surface of the assembly hollow plate (9) is connected with fixing components.

4. The glass reagent bottle precise liquid dispensing device according to claim 3, characterized in that: The fixing component includes a fixing L-shaped plate (19) fixedly connected to the surface of the assembly hollow plate (9). The fixing L-shaped plate (19) has a fixing groove on its top. A fixing slider (20) is slidably connected inside the fixing groove. A fixing support block (21) is fixedly connected to the top of the fixing slider (20). A fixing insert (22) is fixedly connected to the side of the fixing support block (21) near the assembly hollow plate (9).

5. The glass reagent bottle precise liquid dispensing device according to claim 4, characterized in that: The end of the fixing insert (22) passes through the assembly hollow plate (9) and is movably inserted into one of the fixing holes. A fixing screw (23) is rotatably connected between the two sides of the inner wall of the fixing groove. One end of the fixing screw (23) passes through the fixing L-shaped plate (19) and is fixedly connected to the fixing rotating block (24). The outer wall of the fixing screw (23) is threadedly connected to the fixing slider (20).

6. The glass reagent bottle precise liquid dispensing device according to claim 1, characterized in that: The positioning component includes a positioning insert (16) that runs through the top of the adjusting block (15). One end of the positioning insert (16) is fixedly connected to a positioning pull block (17), and the other end of the positioning insert (16) is movably inserted into one of the positioning holes. A positioning spring (18) is movably sleeved on the outer wall of the positioning insert (16). Both ends of the positioning spring (18) are fixedly connected to the side wall of the positioning pull block (17) and the side wall of the adjusting block (15), respectively.

Images