阅读说明：本技术 一种电位滴定装置 (Potentiometric titration device ) 是由 王宜宝 于 2018-08-16 设计创作，主要内容包括：本发明公开一种电位滴定装置,包括限位夹形组件、连接管组件、定位夹持组件、毛细滴管、搅拌装置、电极杆和加固支撑座,限位夹形组件一端套设于电极杆上并通过紧固螺钉进行固定,限位夹形组件另一端将连接管组件夹接于其内进行固定,连接管组件底端设有毛细滴管组件并相粘接,本发明连接软管夹接于U型卡夹内,U型卡夹与连接软管的适配性极佳,通过U型卡夹将连接软管夹住进行固定,能够有效保证连接管组件整体的固定性以及稳定性；毛细滴管固定于定位夹持固定件夹槽内,能够有效保证毛细滴管整体的固定性以及稳定性；加固支撑座能够将搅拌装置底端固定于其内,使得搅拌装置进行搅拌时所产生的震动不会使其向四周偏移,保证仪器整体的稳定性。(The invention discloses a potentiometric titration device, which comprises a limiting clamp-shaped assembly, a connecting pipe assembly, a positioning clamping assembly, a capillary dropper, a stirring device, an electrode rod and a reinforcing support seat, wherein one end of the limiting clamp-shaped assembly is sleeved on the electrode rod and is fixed through a fastening screw, the connecting pipe assembly is clamped and fixed in the limiting clamp-shaped assembly by the other end of the limiting clamp-shaped assembly, and the capillary dropper assembly is arranged at the bottom end of the connecting pipe assembly and is bonded with the connecting pipe assembly; the capillary dropper is fixed in the clamping groove of the positioning and clamping fixing piece, so that the overall fixing property and stability of the capillary dropper can be effectively ensured; the reinforcing supporting seat can fix the bottom end of the stirring device in the reinforcing supporting seat, so that the stirring device does not deflect around due to vibration generated when stirring, and the overall stability of the instrument is ensured.)

1. A potentiometric titration device, comprising: comprises a limiting clamp-shaped component (1), a connecting pipe component (2), a positioning clamping component (3), a capillary dropper (4), a stirring device (5), an electrode rod (6) and a reinforcing support seat (7), wherein one end of the limiting clamp-shaped component (1) is sleeved on the electrode rod (6) and is fixed through a fastening screw, the other end of the limiting clamp-shaped component (1) clamps the connecting pipe component (2) therein for fixation, the bottom end of the connecting pipe component (2) is provided with the capillary dropper component (4) and is bonded with the same, one end of the positioning clamping component (3) is sleeved on the electrode rod (6) and is fixed through the fastening screw, the other end of the positioning clamping component (3) is clamped with the capillary dropper component (4), the bottom end of the capillary dropper component (4) is provided with the stirring device (5), and the stirring device (5) is arranged in the reinforcing support seat (7), the bottom end of the electrode rod (6) is fixedly connected with the reinforcing support seat (7).

2. A potentiometric titration device according to claim 1, wherein: spacing clamp shape subassembly (1) is established to triplex, including position collar (101), supporting connection board (102) and U type clamping (103), fix through fastening screw on electrode pole (6) is located to position collar (101) cover, the welding of position collar (101) one side has supporting connection board (102), supporting connection board (102) one side is equipped with U type clamping (103), and connecting pipe subassembly (2) clamp joint is in U type clamping (103).

3. A potentiometric titration device according to claim 1, wherein: connecting tube subassembly (2) are including feed liquor funnel (201) and coupling hose (202), feed liquor funnel (201) bottom is equipped with coupling hose (202) and bonds with its sealed.

4. A potentiometric titration device according to claim 1, wherein: the location centre gripping subassembly (3)

The electrode rod positioning device is characterized by comprising a positioning seat (301) and a positioning clamping fixing piece (302), wherein the electrode rod (6) is sleeved with the positioning seat (301) and fixed through a fastening screw, the positioning clamping fixing piece (302) is welded on one side of the positioning seat (301), and the capillary dropper (4) is fixed in a clamping groove of the positioning clamping fixing piece (302).

5. A potentiometric titration device according to claim 1, wherein: consolidate supporting seat (7) and include a pair of transverse orientation pole (701) and a pair of longitudinal positioning pole (702) of being connected with the transverse orientation pole seam, transverse orientation pole (701) and longitudinal positioning pole (702) are fixed with the plane through fastening bolt, electrode rod (6) weld on longitudinal positioning pole (702).

6. A potentiometric titration device according to claim 1, wherein: an electromagnetic valve component (8) is arranged at one end of the electrode rod (6), a ring of the electromagnetic valve component (8) is hooked on the electrode rod (6) and fixedly connected with the electrode rod through a fastening bolt, and the electromagnetic valve component (7) is arranged on the connecting pipe component (2).

Technical Field

The invention relates to the technical field of experimental equipment, in particular to a potentiometric titration device.

Background

The potentiometric titrator is a device for determining a titration end point by measuring potential change in a titration process by using a potentiometric titration method, and is mainly used for chemical analysis of various components in various industries such as universities and colleges, scientific research institutions, petrochemical engineering, pharmacy, drug testing, metallurgy and the like. The existing potentiometric titration device is unreasonable in structural design, a connecting pipe and a capillary dropper are usually required to be held by a worker for charging, the worker needs to hold a liquid storage tank with one hand to charge the connecting pipe with liquid, the connecting pipe and the capillary dropper need to be stabilized by the other hand, liquid leaks due to shaking of the other hand easily during liquid charging, resource waste is caused, and the stability and the fixity are extremely poor; and when the stirring device stirs, the device is very easy to shift to the periphery due to the vibration generated by stirring, and the overall stability of the instrument is affected, so that a novel potentiometric titration device needs to be designed by technical personnel in the field urgently.

Disclosure of Invention

The invention aims to solve the problem that the connecting hose is clamped in the U-shaped clamp, the U-shaped clamp and the connecting hose are excellent in adaptability, the connecting hose is clamped and fixed through the U-shaped clamp, and the overall fixity and stability of a connecting pipe assembly can be effectively ensured; the capillary dropper is fixed in the clamping groove of the positioning and clamping fixing piece, so that the overall fixing property and stability of the capillary dropper can be effectively ensured; consolidate the supporting seat and can be with agitating unit bottom mounting in it for produced vibrations can not make it to skew all around when agitating unit stirs, guarantee the potentiometric titration device of the holistic stability of instrument.

In order to solve the problems, the invention provides a potentiometric titration device which comprises a limiting clamp-shaped assembly, a connecting pipe assembly, a positioning clamping assembly, a capillary dropper, a stirring device, an electrode rod and a reinforcing support seat, wherein one end of the limiting clamp-shaped assembly is sleeved on the electrode rod and fixed through a fastening screw, the other end of the limiting clamp-shaped assembly clamps the connecting pipe assembly in the limiting clamp-shaped assembly for fixing, the capillary dropper assembly is arranged at the bottom end of the connecting pipe assembly and is bonded with the connecting pipe assembly, one end of the positioning clamping assembly is sleeved on the electrode rod and is fixed through the fastening screw, the other end of the positioning clamping assembly is clamped with the capillary dropper assembly, the stirring device is arranged at the bottom end of the capillary dropper assembly, the stirring device is arranged in the reinforcing support seat, and the bottom end of the electrode.

As a further improvement of the invention, the limiting clamp-shaped assembly comprises three parts, including a positioning sleeve ring, a supporting connecting plate and a U-shaped clamp, wherein the positioning sleeve ring is sleeved on the electrode rod and fixed through a fastening screw, the supporting connecting plate is welded on one side of the positioning sleeve ring, the U-shaped clamp is arranged on one side of the supporting connecting plate, and the connecting pipe assembly is clamped in the U-shaped clamp.

As a further improvement of the invention, the connecting pipe assembly comprises a liquid inlet funnel and a connecting hose, and the bottom end of the liquid inlet funnel is provided with the connecting hose and is in sealing adhesion with the connecting hose.

As a further improvement of the invention, the positioning and clamping assembly comprises a positioning seat and a positioning and clamping fixing piece, the positioning seat is sleeved on the electrode rod and fixed by a fastening screw, the positioning and clamping fixing piece is welded on one side of the positioning seat, and the capillary dropper is fixed in a clamping groove of the positioning and clamping fixing piece.

As a further improvement of the invention, the reinforcing support seat comprises a pair of transverse positioning rods and a pair of longitudinal positioning rods welded and connected with the transverse positioning rods, the transverse positioning rods and the longitudinal positioning rods are fixed with the plane through fastening bolts, and the electrode rods are welded on the longitudinal positioning rods.

As a further improvement of the invention, one end of the electrode rod is provided with an electromagnetic valve component, a ring hook of the electromagnetic valve component is sleeved on the electrode rod and fixedly connected with the electrode rod through a fastening bolt, and the electromagnetic valve component is arranged on the connecting pipe component.

Adopt above-mentioned structure, its beneficial effect lies in:

the limiting clamp-shaped assembly comprises a positioning sleeve ring, a supporting connecting plate and a U-shaped clamp, wherein the positioning sleeve ring is sleeved on the electrode rod and fixed through fastening screws, the supporting connecting plate is welded on one side of the positioning sleeve ring, the U-shaped clamp is arranged on one side of the supporting connecting plate, a connecting hose is clamped in the U-shaped clamp, the U-shaped clamp and the connecting hose are excellent in adaptability, the connecting hose is clamped and fixed through the U-shaped clamp, and the overall fixity and stability of the connecting pipe assembly can be effectively guaranteed; the connecting pipe assembly comprises a liquid inlet funnel and a connecting hose, and the liquid inlet funnel can effectively prevent liquid from overflowing from two sides of the hose when the liquid is filled, so that resource waste is avoided, and the cost is effectively reduced; the positioning and clamping assembly comprises a positioning seat and a positioning and clamping fixing piece, the positioning seat is sleeved on the electrode rod and fixed through a fastening screw, the positioning and clamping fixing piece is welded on one side of the positioning seat, and the capillary dropper is fixed in a clamping groove of the positioning and clamping fixing piece, so that the overall fixing property and stability of the capillary dropper can be effectively guaranteed; in agitating unit located the reinforcement supporting seat, consolidate the supporting seat and include a pair of transverse orientation pole and a pair of longitudinal register pole of being connected with the transverse orientation pole seam, transverse orientation pole and longitudinal register pole pass through fastening bolt and are fixed with the plane, consolidate the supporting seat and can be with agitating unit bottom mounting in it for produced vibrations can not make it skew around to it when agitating unit stirs, guarantee the holistic stability of instrument.

Drawings

FIG. 1 is a schematic view of the potentiometric titration apparatus of the present invention.

In the figure: 1-limiting clamp-shaped component, 101-positioning lantern ring, 102-supporting connecting plate, 103-U-shaped clamp, 2-connecting pipe component, 201-liquid inlet funnel, 202-connecting hose, 3-positioning clamping component, 301-positioning seat, 302-positioning clamping fixing component, 4-capillary dropper, 5-stirring device, 6-electrode rod, 7-reinforcing supporting seat, 701-transverse positioning rod, 702-longitudinal positioning rod and 8-electromagnetic valve component.

Detailed Description

The invention is further explained below with reference to the figures and examples.