CN218357694U - Novel buchner funnel - Google Patents

Abstract

The utility model discloses a new-type buchner funnel, the funnel comprises a funnel, funnel outside sliding connection has the support, support outside top sliding connection has the carriage, the inboard right-hand member spiral connection of carriage has second threaded shaft, and second threaded shaft runs through carriage and support, second threaded shaft is connected with the rotate bracket, carriage bottom left side fixedly connected with clamping ring, through first threaded shaft and the clamping ring that sets up, when the operative installations is tested, earlier the support cover in the funnel outside, then rotate first threaded shaft and fix a position it, insert the device in cloth formula flask top after that, put the funnel to the filter paper after the wetting of water at last, put the back, rotate second threaded shaft and carriage spiral connection to this control clamping ring moves down and compresses tightly filter paper edge, has guaranteed filter paper edge and funnel contact inseparable, and then make the filter effect of solid-liquid mixture better.

Description

Novel buchner funnel

Technical Field

The utility model relates to an experimental device technical field, in particular to new-type buchner funnel.

Background

Buchner funnel is a kind of ceramic instrument that uses in the laboratory, also useful plastics make, it filters to be used for using vacuum or negative pressure suction, when using, generally at first cushion at the drum bottom surface, inject the funnel into the top opening and seal the interface, buchner flask's side mouth is air exhaust system even, then will want the solid of separation, the liquid mixture pours into the top, liquid composition is drawn into the flask under the effect, the solid is stayed in the top, because the filter paper that uses is usually tailor by the manual use tool of operating personnel, so when tailorring the back and using, there is the untight phenomenon of filter paper edge and buchner funnel contact, and then can lead to the filter effect of solid-liquid mixture not very good, consequently, propose a new-type buchner funnel to above problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model overcomes current defect, can effectively solve the problem in the background art.

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

the utility model provides a new-type buchner funnel, includes the funnel, funnel outside sliding connection has the support, support outside top sliding connection has the carriage, the inboard right-hand member spiral connection of carriage has second threaded shaft, and second threaded shaft runs through carriage and support, second threaded shaft is connected with the support rotation, carriage bottom left side fixedly connected with clamping ring.

As a further improvement, the sealed piece of support bottom fixedly connected with, and the funnel runs through sealed piece, funnel and sealed piece sliding connection, sealed piece is the rubber material.

As the utility model discloses a further improvement, support right side bottom is rotated and is connected with first screw thread axle, and first screw thread axle runs through the support, first screw thread axle outside screwed connection has the briquetting, and briquetting and support sliding connection, briquetting outside fixedly connected with block rubber, and block rubber and funnel in close contact with.

As a further improvement, the clamping ring top is equipped with the clamp plate, and the diameter of clamp plate is 0.8 times of clamping ring diameter, the clamp plate is located the clamping ring directly over.

As the utility model discloses a further improvement, clamp plate right-hand member fixedly connected with slider, and slider and carriage sliding connection, the inboard spiral connection of slider has the third threaded shaft, and the third threaded shaft runs through slider and carriage, the third threaded shaft rotates with the carriage to be connected.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model provides a new-type buchner funnel, first threaded shaft and clamping ring through setting up, when the operative installations is tested, earlier the support cover in the funnel outside, then rotate first threaded shaft and fix a position it, insert the device in distributing type flask top after that, put the funnel to the filter paper after the water is moist at last, put the back, rotate second threaded shaft and carriage spiral connection, move down to this control clamping ring and compress tightly filter paper edge, filter paper edge and funnel contact's inseparable has been guaranteed, and then make solid-liquid mixture's filter effect better.

2. The utility model provides a new-type buchner funnel, through the third screw thread axle and the clamp plate that set up, after the liquid separation to in the solid-liquid mixture, when the solid mixture in the mixture exists the water absorption characteristic, rotates third screw thread axle after straining liquid filtration to this control clamp plate moves down and pushes down the solid mixture who strains out, and then has realized the adsorbed liquid in the extrusion solid mixture, makes solid-liquid separation's more thorough in the mixture.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of a novel buchner funnel of the present invention.

Fig. 2 is a schematic view of a cross-sectional structure of a novel buchner funnel of the present invention.

Fig. 3 is a schematic view of a cross-sectional structure of a novel buchner funnel carriage according to the present invention.

Fig. 4 is a schematic view of a structure at a position a of the novel buchner funnel of fig. 2 of the present invention.

In the figure: 1. a funnel; 2. a support; 3. a sealing block; 4. a first threaded shaft; 5. briquetting; 6. a rubber block; 7. a carriage; 8. a second threaded shaft; 9. pressing a ring; 10. a third threaded shaft; 11. a slider; 12. and (7) pressing a plate.

Detailed Description

The present invention will be further described with reference to the following embodiments, wherein the drawings are for illustrative purposes only and are not intended to be limiting, and in order to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced and do not represent the size of an actual product.

In order to make the technical means, the creative features, the achievement objects and the functions of the present invention easy to understand, in the description of the present invention, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or the position relation based on the figure, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as the limitation of the present invention, and in addition, the terms "first", "second" and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance, and the present invention is further explained below with reference to the specific embodiments.

Example 1

As shown in fig. 1-4, a novel buchner funnel comprises a funnel 1, wherein a support 2 is slidably connected to the outer side of the funnel 1, a sliding frame 7 is slidably connected to the top end of the outer side of the support 2, a second threaded shaft 8 is spirally connected to the right end of the inner side of the sliding frame 7, the second threaded shaft 8 penetrates through the sliding frame 7 and the support 2, the second threaded shaft 8 is rotatably connected with the support 2, and a clamping ring 9 is fixedly connected to the left side of the bottom end of the sliding frame 7.

Preferably, in order to solve the problem of poor sealing after placing funnel 1 on top of the buchner flask, as shown in fig. 1-2: 2 bottom fixedly connected with of support seals piece 3, and funnel 1 runs through seals piece 3, funnel 1 and 3 sliding connection of seals piece, seals piece 3 is the rubber material, after putting the device on the inboard top of buchner flask, through the seals piece 3 that sets up the rubber material between funnel 1 and buchner flask, has guaranteed the leakproofness between funnel 1 and the buchner flask, has further guaranteed solid-liquid mixture's normal filtration.

Preferably, in order to solve the problem of the inconvenience of connecting the bracket 2 to the outside of the hopper 1, as shown in figures 1, 2 and 4: 2 right side bottom of support rotates and is connected with first threaded shaft 4, and first threaded shaft 4 runs through support 2, 4 outside screwed connection of first threaded shaft have briquetting 5, and briquetting 5 and 2 sliding connection of support, 5 outside fixedly connected with block rubber 6 of briquetting, and block rubber 6 and 1 in close contact with of funnel, through rotating first threaded shaft 4, make briquetting 5 drive block rubber 6 and 1 in close contact with of funnel, realized being connected between support 2 and the funnel 1, easy operation is convenient.

Preferably, in order to solve the problem that the liquid mixture adsorbed by the solid mixture cannot be filtered out normally, as shown in fig. 1 to 3: the top of clamping ring 9 is equipped with clamp plate 12, and the diameter of clamp plate 12 is 0.8 times of clamping ring 9 diameter, clamp plate 12 is located clamping ring 9 directly over, moves down through control clamp plate 12 and pushes down the solid mixture after filtering, can extrude the adsorbed liquid mixture of solid mixture, further makes more thoroughly of solid-liquid mixture separation.

Preferably, to solve the problem of the inconvenience of controlling the depression of the pressure plate 12, as shown in fig. 1 to 3: 12 right-hand member fixedly connected with sliders 11 of clamp plate, and 11 and carriage 7 sliding connection of sliders, 11 inboard threaded shaft 10 of sliders, and third threaded shaft 10 run through slider 11 and carriage 7, third threaded shaft 10 rotates with carriage 7 to be connected, through rotating third threaded shaft 10 and 11 threaded connection of slider, can control clamp plate 12 and move down and push down the solid mixture after filtering, and easy operation is convenient.

In this embodiment, when using the device to carry out the experiment, earlier support 2 cover in the funnel 1 outside, then rotate first screw spindle 4 and briquetting 5 screwed connection, with this control rubber piece 6 and funnel 1 in close contact with, realized fixing a position support 2 in the funnel 1 outside, then insert the device in cloth formula flask top, make rubber's seal block 3 and buchner flask in close contact with, insert the back and connect air exhaust system to the side mouth of buchner flask, finally put the filter paper after wetting with water in funnel 1, after putting, rotate second screw spindle 8 and carriage 7 screwed connection, with this through carriage 7 drive clamping ring 9 move down to compress tightly filter paper edge, the inseparability of filter paper edge and funnel 1 contact has been guaranteed, and then make the filter effect of solid-liquid mixture better, after accomplishing above operation, pour the solid-liquid mixture into funnel 1, then start air exhaust system and filter the operation can, after the liquid in the solid-liquid mixture separates, when the solid mixture in the mixture has water absorption characteristic, rotate third screw spindle 10 after the liquid filters out, filter out with this control slider 11 and drive the solid mixture and carry out the downward pressing plate of the solid mixture, make the solid-liquid mixture in the solid mixture that has more thoroughly separated, make the solid mixture that has gone on the solid mixture that the absorption has gone on.

The foregoing is an embodiment of the preferred embodiment of the present invention, showing and describing the basic principles and main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, and the foregoing embodiments and descriptions are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A new buchner funnel, comprising a funnel (1), characterized in that: funnel (1) outside sliding connection has support (2), support (2) outside top sliding connection has carriage (7), carriage (7) inboard right-hand member spiral connection has second threaded shaft (8), and second threaded shaft (8) run through carriage (7) and support (2), second threaded shaft (8) rotate with support (2) and are connected, carriage (7) bottom left side fixedly connected with clamping ring (9).

2. The novel buchner funnel of claim 1, wherein: support (2) bottom fixedly connected with seals piece (3), and funnel (1) runs through sealed piece (3), funnel (1) and sealed piece (3) sliding connection, sealed piece (3) are the rubber material.

3. The novel buchner funnel of claim 1, wherein: support (2) right side bottom is rotated and is connected with first screw thread axle (4), and first screw thread axle (4) run through support (2), first screw thread axle (4) outside screwed connection has briquetting (5), and briquetting (5) and support (2) sliding connection, briquetting (5) outside fixedly connected with block rubber (6), and block rubber (6) and funnel (1) in close contact with.

4. The novel buchner funnel of claim 1, wherein: clamping ring (9) top is equipped with clamp plate (12), and the diameter of clamp plate (12) is 0.8 times of clamping ring (9) diameter, clamp plate (12) are located clamping ring (9) directly over.

5. The novel buchner funnel of claim 4, wherein: clamp plate (12) right-hand member fixedly connected with slider (11), and slider (11) and carriage (7) sliding connection, slider (11) inboard spiral connection has third threaded spindle (10), and third threaded spindle (10) run through slider (11) and carriage (7), third threaded spindle (10) rotate with carriage (7) and are connected.

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