Liquid outlet caliber adjusting type liquid dispenser for environment detection

Abstract

The utility model relates to the technical field of liquid dispensers, in particular to a liquid outlet caliber adjustable liquid dispenser for environment detection, which comprises a liquid storage bottle, a pressurizing pipe and an alarm lamp are respectively arranged on the surface of the liquid storage bottle, a connecting cover is mounted at the bottom of the liquid storage bottle, and a liquid outlet guide pipe is communicated with the bottom of the connecting cover. And the bottom of the liquid outlet guide pipe is communicated with a shell. Through cooperation of the partition plate, the liquid outlet pipe, the adjusting mechanism, the rubber sealing base plate, the rubber sealing plug, the fixing plate, the quantifying plate, the teeth, the rotating rod, the gear, the supporting plate, the handle and the screw rod, the handle is rotated to enable the gear to rotate through the rotating rod to be in meshing transmission with the teeth, and the quantifying plate is displaced to push the rubber sealing base plate and the rubber sealing plug to transversely slide; the liquid outlet diameter of the liquid outlet guide pipe and the liquid outlet diameter of the partition plate are adjusted, so that the liquid dispenser can meet the requirements for different flow rates and precision, and double-layer sealing is designed to ensure that the liquid dispenser is stably used for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid dispensers, in particular to a liquid outlet caliber adjustable liquid dispenser for environmental detection. Background Art

[0002] Bottle-mouth dispensers are suitable for general acids and alkalis and low-concentration strong acids and alkalis as well as salts. In environmental testing, some acidic or alkaline solutions are required for testing. Traditional environmental testing uses bottle-mouth dispensers.

[0003] After searching, the announcement number CN216038632U is named as a bottle mouth liquid dispenser for environmental testing, including a liquid dispensing shell. Through research and analysis, it is found that although the bottle mouth liquid dispenser has the advantages of making the internal cleaning of the liquid dispenser very convenient, it still has the following disadvantages to a certain extent;

[0004] For example, the liquid dispenser cannot make micro-adjustments to the liquid dispensing holes according to the amount of liquid, and it is not easy to control the amount of liquid. The liquid dispensing devices are only provided with a single switch, and can only be controlled by the switch on the liquid outlet pipe when in use. Long-term contact is prone to corrosion, and a switch is prone to leakage, which is inconvenient to use. In order to solve the above technical problems, we have designed a liquid outlet diameter adjustable liquid dispenser for environmental testing to solve the above problems. It is necessary. Utility Model Content

[0005] The purpose of the utility model is to provide a liquid outlet caliber adjustable liquid dispenser for environmental detection, which has the advantages of ensuring the stability and reliability of the liquid dispenser in long-term use, being able to adapt to different flow and accuracy requirements, and solving the problem that it is not easy to control the amount of liquid and the single seal is prone to leakage due to corrosion for a long time.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a liquid dispenser with adjustable liquid outlet diameter for environmental detection, comprising a liquid storage bottle, a boosting tube and an alarm light are respectively arranged on the surface of the liquid storage bottle, a connecting cover is installed at the bottom of the liquid storage bottle, a liquid outlet conduit is arranged at the bottom of the connecting cover, a shell is connected to the bottom of the liquid outlet conduit, a partition plate is welded to the inner cavity of the shell, a liquid outlet pipe is connected to the bottom of the shell, an adjusting mechanism is arranged in the inner cavity of the shell, the adjusting mechanism comprises a rubber sealing pad, the rubber sealing pad is movably arranged in the inner cavity of the shell, a rubber sealing plug is fixedly installed on the surface of the rubber sealing pad, a fixing plate is welded to the inner cavity of the shell, a quantitative plate is welded to the surface of the rubber sealing pad, teeth are fixedly installed on the surface of the quantitative plate, a rotating rod is penetrated through the bottom of the shell, and a gear is fixedly sleeved on the surface of the rotating rod.

[0007] Preferably, the top of the liquid storage bottle is connected to a liquid inlet conduit, and a protective cover is installed on the surface of the liquid inlet conduit.

[0008] Preferably, the rubber sealing plug extends to the inner cavity of the liquid separation hole of the partition plate, a limiting plate is welded to the surface of the quantitative plate, and the quantitative plate is movably connected to the inner wall of the fixed plate.

[0009] Preferably, display scale lines are inlaid on the surface of the shell, and a flow meter is provided in the inner cavity of the shell.

[0010] Preferably, the gear and the teeth are meshed with each other, the top of the rotating rod is rotatably connected to a support plate, and the surface of the support plate is welded to the fixed plate.

[0011] Preferably, the bottom of the rotating rod extends to the outside of the shell and is welded with a handle, and a screw is provided through the surface of the handle.

[0012] Preferably, a bearing is movably connected between the rotating rod and the inner wall of the shell, one side of the bearing is fixedly connected to the inner wall of the shell, and the bearing is movably sleeved on the surface of the rotating rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model cooperates with a partition plate, a liquid outlet pipe, an adjusting mechanism, a rubber sealing pad, a rubber sealing plug, a fixing plate, a quantitative plate, teeth, a rotating rod, a gear, a support plate, a handle and a screw. The handle is turned to rotate the gear and mesh the teeth through the rotating rod. The displacement quantitative plate pushes the rubber sealing pad and the rubber sealing plug to slide laterally, and the liquid outlet diameter of the liquid outlet conduit and the partition plate is adjusted, so that the liquid dispenser can adapt to the requirements of different flow rates and precisions, and the double-layer seal is designed to ensure the stable use of the liquid dispenser in the long term.

[0015] 2. The utility model cooperates with a booster tube, an alarm light, a display scale, a limit plate and a flow meter. Through precise display scale mechanical control and electronic technology, the booster tube increments as the flow meter detects the infusion volume and flow rate. When a fault or abnormal situation occurs during the distribution process, the alarm light alarms. This dispenser can achieve fast and accurate liquid sample distribution, ensuring the safety of experimenters and the reliability of experimental data. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 This is a bottom-up stereoscopic schematic diagram of the utility model;

[0018] Figure 3 It is a cutaway stereoscopic schematic diagram of the utility model;

[0019] Figure 4 It is a partial three-dimensional schematic diagram of the utility model.

[0020] In the figure: 1. Liquid storage bottle; 2. Booster pipe; 3. Warning light; 4. Connecting cover; 5. Liquid outlet pipe; 6. Outer shell; 7. Partition plate; 8. Liquid outlet pipe; 9. Adjustment mechanism; 10. Rubber sealing pad; 11. Rubber sealing plug; 12. Fixed plate; 13. Quantitative plate; 14. Teeth; 15. Rotating rod; 16. Gear; 17. Liquid inlet pipe; 18. Protective cover; 19. Limit plate; 20. Display scale line; 21. Flow meter; 22. Support plate; 23. Handle; 24. Screw. DETAILED DESCRIPTION

[0021] See also Figure 1-Figure 4 A liquid outlet caliber adjustable liquid dispenser for environmental detection comprises a liquid storage bottle 1, a boosting pipe 2 and an alarm light 3 are respectively arranged on the surface of the liquid storage bottle 1, a connecting cover 4 is installed at the bottom of the liquid storage bottle 1, a liquid outlet conduit 5 is arranged at the bottom of the connecting cover 4, a shell 6 is connected to the bottom of the liquid outlet conduit 5, a partition plate 7 is welded to the inner cavity of the shell 6, a liquid outlet pipe 8 is connected to the bottom of the shell 6, an adjusting mechanism 9 is arranged in the inner cavity of the shell 6, the adjusting mechanism 9 comprises a rubber sealing pad 10, the rubber sealing pad 10 is movably arranged in the inner cavity of the shell 6, a rubber sealing plug 11 is fixedly installed on the surface of the rubber sealing pad 10, a fixing plate 12 is welded to the inner cavity of the shell 6, a quantitative plate 13 is welded to the surface of the rubber sealing pad 10, teeth 14 are fixedly installed on the surface of the quantitative plate 13, a rotating rod 15 is arranged through the bottom of the shell 6, and a gear 16 is fixedly sleeved on the surface of the rotating rod 15.

[0022] See also Figure 1 The top of the liquid storage bottle 1 is connected with a liquid inlet conduit 17, and a protective cover 18 is installed on the surface of the liquid inlet conduit 17. By setting the protective cover 18, it is convenient to open the liquid storage bottle 1, and the liquid inlet can be sealed and connected.

[0023] See also Figure 3 and Figure 4 The rubber sealing plug 11 extends to the inner cavity of the liquid separation hole of the partition plate 7. A limiting plate 19 is welded on the surface of the quantitative plate 13. By setting the limiting plate 19, the lateral movement of the quantitative plate 13 is limited, and the amount of liquid can be easily controlled. The quantitative plate 13 is movably connected to the inner wall of the fixed plate 12.

[0024] See also Figure 2 and Figure 3 The surface of the shell 6 is inlaid with a display scale line 20. By setting the display scale line 20, the operator can observe the liquid outlet diameter in time to achieve accurate distribution of the liquid. The inner cavity of the shell 6 is provided with a flow meter 21.

[0025] See also Figure 4 The gear 16 and the teeth 14 are meshed with each other, and the top of the rotating rod 15 is rotatably connected with a support plate 22. By setting the support plate 22, a stable support can be provided to the rotating rod 15, and the operating position of the rotating rod 15 can be positioned. The surface of the support plate 22 is welded to the fixed plate 12.

[0026] See also Figure 2 and Figure 3 The bottom of the rotating rod 15 extends to the outside of the housing 6 and is welded with a handle 23. The handle 23 is provided to facilitate indirect connection between the user and the rotating rod 15 and increase the contact area. A screw 24 is provided through the surface of the handle 23.

[0027] See also Figure 3 A bearing is movably connected between the rotating rod 15 and the inner wall of the outer shell 6. One side of the bearing is fixedly connected to the inner wall of the outer shell 6. The bearing is movably sleeved on the surface of the rotating rod 15. By setting the bearing, the rotating rod 15 and the inner wall of the outer shell 6 can be stably connected, which facilitates the rotation of the rotating rod 15.

[0028] When in use, the liquid storage bottle 1 is opened through the protective cover 18, and the solution is added to the liquid storage bottle 1. When pipetting is required, the pressure inside the housing 6 is increased by connecting an external increasing pump through the boosting tube 2 to accelerate the flow rate. The handle 23 is turned to rotate the rotating rod 15 to drive the gear 16 to roll along the surface of the quantitative plate 13 and mesh with the teeth 14 for transmission. The quantitative plate 13 is forced to move along the inner wall track of the fixed plate 12, and the limit plate 19, the rubber sealing pad 10 and the rubber sealing plug 11 are moved laterally to make the rubber sealing plug 11 away from the inner cavity of the liquid separation hole of the partition plate 7 to open the second seal. The rubber sealing pad 10 moves to the liquid outlet guide The aperture gap of the liquid separation hole of the tube 5 is opened, and the limit plate 19 cooperates with the display scale line 20 to position the moving space of the quantitative plate 13 during the displacement process, so as to measure the opening gap of the liquid separation hole, so as to achieve a stepped adjustable liquid outlet aperture design, so that the liquid can adapt to different flow rates and precision requirements when flowing through the shell 6, and the screw 24 is threadedly connected with the handle 23 to make the top of the screw 24 in close contact with the shell 6, so as to lock and fix the rotation angle of the handle 23, and use the flow meter 21 to detect the infusion volume flow rate, and the alarm light 3 will alarm when a fault or abnormal situation occurs during the distribution process, which is more convenient to use.

[0029] In summary: the liquid outlet caliber adjustable liquid dispenser for environmental testing, through the cooperation of the liquid storage bottle 1, the boosting pipe 2, the alarm light 3, the connecting cover 4, the liquid outlet conduit 5, the outer shell 6, the partition plate 7, the liquid outlet pipe 8, the rubber sealing pad 10, the rubber sealing plug 11, the fixed plate 12, the quantitative plate 13, the teeth 14, the rotating rod 15 and the gear 16, solves the problem that it is not easy to control the amount of liquid, and the single sealing is prone to leakage due to corrosion for a long time.

Claims

1. A liquid dispenser with adjustable liquid outlet diameter for environmental detection, comprising a liquid storage bottle (1), characterized in that: The surface of the liquid storage bottle (1) is respectively provided with a boosting pipe (2) and an alarm light (3); a connecting cover (4) is installed at the bottom of the liquid storage bottle (1); a liquid outlet conduit (5) is provided at the bottom of the connecting cover (4); the bottom of the liquid outlet conduit (5) is connected to the outer shell (6); a partition plate (7) is welded to the inner cavity of the outer shell (6); the bottom of the outer shell (6) is connected to the liquid outlet conduit (8); the inner cavity of the outer shell (6) is provided with an adjusting mechanism (9); the adjusting mechanism (9) comprises a rubber sealing pad ( 10), the rubber sealing pad (10) is movably arranged in the inner cavity of the shell (6), a rubber sealing plug (11) is fixedly installed on the surface of the rubber sealing pad (10), a fixing plate (12) is welded to the inner cavity of the shell (6), a quantitative plate (13) is welded to the surface of the rubber sealing pad (10), teeth (14) are fixedly installed on the surface of the quantitative plate (13), a rotating rod (15) is penetrated through the bottom of the shell (6), and a gear (16) is fixedly sleeved on the surface of the rotating rod (15).

2. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: The top of the liquid storage bottle (1) is connected to a liquid inlet conduit (17), and a protective cover (18) is installed on the surface of the liquid inlet conduit (17).

3. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: The rubber sealing plug (11) extends to the inner cavity of the liquid separation hole of the partition plate (7), a limiting plate (19) is welded to the surface of the quantitative plate (13), and the quantitative plate (13) is movably connected to the inner wall of the fixed plate (12).

4. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: The surface of the housing (6) is inlaid with display scale lines (20), and the inner cavity of the housing (6) is provided with a flow meter (21).

5. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: The gear (16) and the teeth (14) mesh with each other, and the top of the rotating rod (15) is rotatably connected to a support plate (22), and the surface of the support plate (22) is welded to the fixed plate (12).

6. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: The bottom of the rotating rod (15) extends to the outside of the housing (6) and is welded with a handle (23), and a screw rod (24) is provided through the surface of the handle (23).

7. The liquid outlet caliber adjustable liquid dispenser for environmental detection according to claim 1, characterized in that: A bearing is movably connected between the rotating rod (15) and the inner wall of the outer shell (6); one side of the bearing is fixedly connected to the inner wall of the outer shell (6); and the bearing is movably sleeved on the surface of the rotating rod (15).

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