CN213376693U

CN213376693U - Precise separating funnel

Info

Publication number: CN213376693U
Application number: CN202021624674.6U
Authority: CN
Inventors: 倪梅玉; 代丹; 叶竹洪; 朱丹丹; 马明; 欧国利
Original assignee: Suzhou Shipu Testing Technology Co ltd
Current assignee: Suzhou Shipu Testing Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-06-08
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to the technical field of separating funnels, in particular to a precise separating funnel, which solves the defects of easy falling off and poor precision of a piston in the prior art, and comprises a funnel body, wherein the bottom of the funnel body is provided with a connecting pipe, a valve body is arranged on the connecting pipe, the interior of the valve body is slidably provided with the piston, one end of the piston is fixedly provided with a fixed block, two sides of the fixed block are movably hinged with a baffle, the other end of the piston is fixedly provided with a movable plate through screws, through the arrangement of structures such as an adjusting knob, a lead screw, a movable plate, a pointer and scales, when separating liquid, an adjusting knob at one side which can be rotated by personnel can rotate the lead screw to rotate by using the adjusting knob, the piston is driven to slide in the valve body through the lead screw, the size of a water gap can be accurately regulated, the precision of separating funnel has been promoted, has stronger practicality.

Description

Precise separating funnel

Technical Field

The utility model relates to a separating funnel technical field especially relates to an accurate separating funnel.

Background

A separating funnel is a glass experimental instrument, in particular to a separating funnel for chemical experiments. Comprises a bucket body and a bucket cover covering the upper opening of the bucket body. The lower opening of the bucket body is provided with a piston with a three-way structure, and two ways of the piston are respectively connected with the two lower pipes. The use is practical, the experimental operation process is favorable for control, the labor intensity is reduced, when the liquid volume needing to be separated is large, two kinds of liquid in the bucket body can be simultaneously flowed to the lower pipe only by moving the tee joint of the piston, and the operation can be completed at one time without replacing a container. The primary function of the separatory funnel in the junior middle stage is to control the rate of the chemical reaction.

Currently, the following exist in the use of commercially available separatory funnels: firstly, the piston is not provided with a fixing device on the valve body when not in use, and the piston is easy to fall off, thereby causing liquid to overflow; secondly, the pistons are manually pulled and pulled, so that the flowing water port in the valve body cannot be precisely controlled, excessive separation can be caused when liquid is separated, and the precision is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of easy falling off of the piston and poor precision existing in the prior art and providing a precise separating funnel.

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

the utility model provides an accurate separating funnel, includes the funnel body, the bottom of funnel body is equipped with the connecting pipe, is equipped with the valve body on the connecting pipe, the inside slip of valve body is provided with the piston, and the fixed block that is provided with in one end of piston, the equal movable hinge in both sides of fixed block has the baffle, and the other end of piston has the movable plate through the screw fixation, and one side of connecting pipe is fixed and is provided with the supporting seat, rotates on the supporting seat and installs the lead screw, the movable plate sliding assembly is in the outside of lead screw, and the tip of lead screw has adjust knob through the screw fixation, and the welding of one side of adjust knob has the pointer.

Preferably, the movable plate is provided with a mounting hole inside, a ball nut is fixed inside the mounting hole through a screw, and the ball nut is assembled outside the screw.

Preferably, the inside of fixed block is seted up screw and symmetrical arrangement's side groove respectively, and the internal thread of screw is connected with the threaded rod, the one end welding of threaded rod has the adjusting disk, one side of adjusting disk is provided with the slide bar, slide bar and side groove sliding connection.

Preferably, one side of the sliding rod is movably hinged with a connecting rod, and the other end of the connecting rod is movably hinged with one side of the baffle.

Preferably, one side of the adjusting disc is provided with a ring groove, and one end of the sliding rod is embedded in the ring groove.

Preferably, the support base is provided with a bearing, and two ends of the screw rod are sleeved in the bearing.

The utility model has the advantages that:

1. the utility model discloses in through the setting of adjustment disk, slide bar, connecting rod and baffle isotructure, when the piston is placing inside the valve body, the adjustment disk of the rotatable one side of personnel makes the baffle rotation of both sides open, can block the piston to the condition that the piston drops from the valve body inside has been avoided taking place.

2. The utility model discloses in through the setting of adjust knob, lead screw, movable plate, pointer and scale isotructure, when separating liquid, the adjust knob of the rotatable one side of personnel utilizes adjust knob effect lead screw to rotate, drives the piston through the lead screw and slides in the valve body is inside, can regulate and control the size at the convection current mouth of a river accurately through the scale reading to avoid the excessive condition of liquid separation to take place, promoted separating funnel's precision, had stronger practicality.

Drawings

Fig. 1 is a front view of a precision separating funnel according to the present invention;

fig. 2 is an enlarged view of a precise separating funnel marked by a reference numeral a;

fig. 3 is a side view of the supporting seat of the present invention.

In the figure: the funnel comprises a funnel body 1, a connecting pipe 2, a valve body 3, a piston 4, a supporting seat 5, a lead screw 6, an adjusting knob 7, a moving plate 8, an adjusting disc 9, a ring groove 10, a side groove 11, a baffle 12, a sliding rod 13, a connecting rod 14, a threaded rod 15, a pointer 16 and scales 17.

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.

Referring to fig. 1-3, a precision separating funnel, including funnel body 1, the bottom of funnel body 1 is equipped with connecting pipe 2, be equipped with valve body 3 on the connecting pipe 2, the inside of valve body 3 slides and is provided with piston 4, the fixed block that is provided with of one end of piston 4, the equal movable hinge of both sides of fixed block has baffle 12, and the other end of piston 4 has movable plate 8 through the screw fixation, one side of connecting pipe 2 is fixed and is provided with supporting seat 5, it installs lead screw 6 to rotate on the supporting seat 5, movable plate 8 slides and assembles the outside at lead screw 6, and the tip of lead screw 6 has adjust knob 7 through the screw fixation, the welding of one side of adjust knob 7 has pointer 16, one side of supporting seat 5 is equipped with 16.

Through adjusting disk 9, slide bar 13, the setting of connecting rod 14 and baffle 12 isotructure, when piston 4 is placing inside valve body 3, the adjusting disk 9 of the rotatable one side of personnel makes the baffle 12 of both sides rotate and open, can block piston 4, thereby the condition that piston 4 drops from valve body 3 inside has been avoided taking place, through adjust knob 7, lead screw 6, movable plate 8, pointer 16 and scale 17 isotructure's setting, when separating liquid, the adjust knob 7 of the rotatable one side of personnel, utilize adjust knob 7 effect lead screw 6 to rotate, drive piston 4 through lead screw 6 and slide inside valve body 3, can regulate and control the size of mouth of a river accurately through the scale 17 reading, thereby avoided the excessive condition of liquid separation to take place, the precision of separating funnel has been promoted, stronger practicality has.

In this embodiment, a mounting hole is formed in the moving plate 8, a ball nut is fixed to the inside of the mounting hole by a screw, and the ball nut is assembled to the outside of the screw 6.

In the embodiment, the inside of the fixing block is respectively provided with a screw hole and side grooves 11 which are symmetrically arranged, the inner thread of the screw hole is connected with a threaded rod 15, one end of the threaded rod 15 is welded with an adjusting disc 9, one side of the adjusting disc 9 is provided with a sliding rod 13, and the sliding rod 13 is in sliding connection with the side grooves 11.

In this embodiment, one side of the sliding rod 13 is movably hinged with a connecting rod 14, and the other end of the connecting rod 14 is movably hinged with one side of the baffle 12.

In this embodiment, one side of the adjusting disk 9 is provided with a ring groove 10, and one end of the sliding rod 13 is embedded inside the ring groove 10.

In this embodiment, the bearing is installed on the supporting seat 5, and the inside at the bearing is all established at the both ends of lead screw 6.

The utility model discloses a concrete implementation process as follows: when the piston 4 is placed in the valve body 3, a person can rotate the adjusting disc 9 on one side, the adjusting disc 9 drives the threaded rod 15 to rotate, one end of the sliding rod 13 relatively slides along the annular groove 10, the sliding rod 13 slides along the side groove 11 under the movement of the adjusting disc 9, the sliding rod 13 enables the connecting rod 14 to rotate, the other end of the connecting rod 14 pushes the baffle plate 12 to rotate around the supporting point of the baffle plate on the fixed block, and at the moment, one side of the piston 4 is blocked, so that the piston 4 can be prevented from falling off the inside of the valve body 3;

further, when liquid is separated, firstly, the adjusting disc 9 is rotated, so that the baffle plates 12 on two sides are folded, then, a person can rotate the adjusting knob 7, after the adjusting knob 7 drives the screw rod 6 to rotate, the screw rod 6 acts on the movable plate 8 and the piston 4 rigidly connected with the movable plate to slide in the valve body 3, after the piston 4 moves, the water flowing port of the connecting pipe 2 and the valve body 3 is opened, and according to the amount of the separated liquid, the person can read through the pointer 16 and the scale 17, so that the size of the water flowing port is accurately mastered, the flow rate of the liquid is controlled, and excessive separation is prevented.

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 precise separating funnel comprises a funnel body (1) and is characterized in that a connecting pipe (2) is arranged at the bottom of the funnel body (1), a valve body (3) is arranged on the connecting pipe (2), a piston (4) is arranged inside the valve body (3) in a sliding manner, a fixed block is fixedly arranged at one end of the piston (4), both sides of the fixed block are movably hinged with baffle plates (12), and a movable plate (8) is fixed at the other end of the piston (4) through a screw, a supporting seat (5) is fixedly arranged at one side of the connecting pipe (2), a lead screw (6) is rotatably arranged on the supporting seat (5), the movable plate (8) is assembled outside the lead screw (6) in a sliding way, an adjusting knob (7) is fixed at the end part of the screw rod (6) through a screw, a pointer (16) is welded at one side of the adjusting knob (7), and scales (17) matched with the pointer (16) are arranged on one side of the supporting seat (5).

2. The precise separating funnel according to claim 1, wherein the moving plate (8) is provided with a mounting hole inside, a ball nut is fixed inside the mounting hole through a screw, and the ball nut is assembled outside the screw (6).

3. The precise separating funnel according to claim 1, wherein the fixed block is internally provided with a screw hole and symmetrically arranged side grooves (11), the screw hole is internally connected with a threaded rod (15) in a threaded manner, one end of the threaded rod (15) is welded with an adjusting disc (9), one side of the adjusting disc (9) is provided with a sliding rod (13), and the sliding rod (13) is slidably connected with the side grooves (11).

4. A precision separatory funnel according to claim 3, characterized in that one side of the slide bar (13) is movably hinged with a connecting rod (14), and the other end of the connecting rod (14) is movably hinged with one side of the baffle (12).

5. A precision separating funnel according to claim 3, characterized in that one side of the adjusting disk (9) is provided with a ring groove (10), and one end of the sliding rod (13) is embedded inside the ring groove (10).

6. The precise separating funnel according to claim 1, wherein a bearing is installed on the supporting seat (5), and both ends of the lead screw (6) are sleeved inside the bearing.