CN214974141U

CN214974141U - Funnel fixer with adjustable height

Info

Publication number: CN214974141U
Application number: CN202120168553.3U
Authority: CN
Inventors: 满欣; 崔媛媛; 李瑶; 席佳
Original assignee: Xian Medical University
Current assignee: Xian Medical University
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-12-03
Anticipated expiration: 2031-01-21

Abstract

The utility model provides a funnel fixer with adjustable height, including urceolus and inner tube, urceolus upper end opening is greater than the lower extreme opening, urceolus internal connection has the inner tube, the diameter of inner tube is greater than urceolus lower part opening diameter, be provided with adjusting device on the urceolus lateral wall. The utility model discloses an adjusting device adjusts inner tube and urceolus relative position, can be applicable to not unidimensional funnel neck, and the installation is simple and convenient.

Description

Funnel fixer with adjustable height

Technical Field

The utility model belongs to the technical field of medical science basic experiment equipment, a funnel fixer with adjustable height is related to.

Background

At present, a large amount of experiments relate to solution preparation and filtration, and the filter equipment is used to the indispensable meeting in its process, but to models such as various models' beaker, filtrating bottle numerous, the size is different. The funnel neck often can not be fit for its size necessarily, may be too high or low lead to liquid can not smoothly flow down, and fix and probably take place the slope on the container, lead to liquid to spill, and traditional iron stand platform is too heavy, inconvenient hand-carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a funnel fixer with adjustable height to solve the funnel neck size difference and lead to the problem that the filtrating can not smoothly flow down.

In order to achieve the above object, the utility model relates to a funnel fixer with adjustable height's concrete technical scheme as follows:

the utility model provides a funnel fixer with adjustable height, includes urceolus and inner tube, and urceolus upper end opening diameter is greater than lower extreme opening diameter, and internal connection has the inner tube, and the diameter of inner tube is greater than urceolus lower part opening diameter, is provided with adjusting device on the urceolus lateral wall.

The utility model is also characterized in that,

the adjusting device comprises a connecting rod and a spring, the spring is sleeved on the rod part of the connecting rod, and one end of the spring is fixedly connected with the end part of the connecting rod.

Wherein urceolus lateral wall upper portion is provided with a first round hole, and the inner tube lateral wall is erecting and is being provided with track and a plurality of gear adjustment hole in the direction, and first round hole diameter is less than the diameter of gear adjustment hole, and the other end fixed connection of spring is in the first round hole department of urceolus inner wall, the diameter of tip is the same with the gear adjustment hole, and in the gear adjustment hole is pegged graft to the tip, the diameter of pole portion is the same with the diameter of first round hole, and pole portion passes first round hole and partially protrudes outside the first round hole.

Wherein the protruding portion of the stem is the same length as the end.

Wherein still include the telescopic link, urceolus lateral wall intermediate position evenly is provided with three second round hole along circumference, and telescopic link one end is pegged graft in the second round hole.

Wherein the other end fixedly connected with arc fixation clamp of telescopic link, the arc fixation clamp includes spiral shell knob and arc fixation clamp body.

Wherein, the opening of the fixing clip body is provided with a rubber pad.

Wherein the outer cylinder and the inner cylinder are made of stainless steel.

The utility model discloses a funnel fixer with adjustable height has following advantage: the adjustable funnel neck adjusting device can be suitable for funnel necks, filter bottles, beakers and the like with different sizes, can be suitable for funnel necks with different sizes by adjusting the relative positions of the inner cylinder and the outer cylinder through the adjusting device, and is simple and convenient to install. When no filter bottle with a smaller bottle mouth or a utensil with a larger opening such as a beaker needs to be used, the filtering can be easily finished by adjusting the length of the telescopic rod. For traditional iron stand platform, the main advantage of this device lies in, and the installation is simple and convenient, can be applicable to not unidimensional funnel neck, filter solution bottle and beaker etc. and application scope is wide, and the device is small and exquisite, convenient to carry, and what this device adopted all is stainless steel material, durable.

Drawings

Fig. 1 is a schematic view of the whole structure of the funnel holder of the present invention;

FIG. 2 is a schematic view of the inner tube structure of the funnel holder of the present invention;

FIG. 3 is a schematic structural view of the adjusting device of the funnel holder of the present invention;

fig. 4 is a schematic top view of the funnel holder of the present invention;

in the figure, 1, an outer cylinder; 2. an inner barrel; 3. a first circular hole; 4. a gear adjusting hole; 5. a connecting rod; 6. a telescopic rod; 7. a second circular hole; 8. an arc-shaped fixing clip; 9. a screw-shaped knob; 10. an arc-shaped fixing clamp body; 11. a rubber pad; 12. a track; 13. a spring; 14. an end portion; 15. a stem portion.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model relates to a funnel fixer with adjustable height, as shown in fig. 1, 2, 3, including urceolus 1 and

inner tube

2, 1 internal connection of urceolus has

inner tube

2, and 1 outside of urceolus is provided with adjusting device, can adjust inner tube 2 through adjusting device and reciprocate for urceolus 1. The diameter of the upper end opening of the outer cylinder 1 is larger than that of the lower end opening, the diameter of the lower end opening is smaller than that of the opening of a general experimental filtrate bottle, and the diameter of the inner cylinder 2 is larger than that of the lower end opening of the outer cylinder 1, so that the lower end of the inner cylinder 2 is prevented from penetrating through the lower end opening of the outer cylinder 1. The upper portion of the side wall of the outer barrel 1 is provided with a first round hole 3, the side wall of the inner barrel 2 is provided with a track 12 and a plurality of gear adjusting holes 4 in the vertical direction, the diameter of the first round hole 3 is smaller than that of the gear adjusting holes 4, and the first round hole and the gear adjusting holes are connected together through an adjusting device. Adjusting device includes connecting rod 5 and spring 13, spring 13 overlaps on the pole portion 15 of connecting rod 5, the one end of spring 13 and the 14 fixed connection of tip of connecting rod 5, other end fixed connection is in the first round hole 3 department of urceolus inner wall, the diameter of tip 14 is the same with gear adjustment hole 4, can peg graft in gear adjustment hole 4, the diameter of pole portion 15 is the same with the diameter of first round hole 3, can freely pass first round hole 3 and have the part to bulge outside the first round hole 3, the bulge and the tip 14 length of pole portion 15 are the same.

During the experiment, place urceolus 1 in filtrating bottleneck department, the card that urceolus 1 can be relaxed in filtrating bottleneck department, place required funnel in 2 top opening parts of inner tube again, press the 15 bulge of pole portion of connecting rod 5, make tip 15 pass gear regulation hole 4 completely, upwards stimulate inner tube 2, pole portion 15 moves down relatively in track 12 and then loosens pole portion 15 bulge in next gear regulation hole 4, tip 14 just in time blocks in gear regulation hole 4, observe funnel neck position, if highly suitable, then begin filtrating, if highly unsuitable, then continue to adjust, ensure that the filtrating flows down smoothly.

As shown in fig. 1 and 4, the telescopic device further comprises a telescopic rod 6, and the telescopic rod 6 is detachably connected with the outer cylinder 1. The 1 lateral wall intermediate position of urceolus is provided with 3 second round holes 7 along circumference on average, leaves certain space between 1 inside and the inner tube 2 of urceolus, and 6 one end detachable of telescopic link are pegged graft in second round hole 7, constitute certain angle with inner tube 2 to stabilize telescopic link 6. The other end fixedly connected with arc fixation clamp 8 of telescopic link 6, arc fixation clamp 8 include spiral shell shape knob 9 and arc fixation clamp body 10, and the size of 10 openings of fixation clamp body can be controlled to spiral

shell shape knob

9, and 10 openings of fixation clamp body are equipped with rubber pad 11, and rubber pad 11 can avoid damaging the container opening when the container opening is fixed.

During the experiment, when meetting household utensils such as the great beaker of opening, insert in the 1 three second round hole 7 of urceolus in proper order with the one end that arc fixation clamp 8 was kept away from to three telescopic links 6 earlier, twist again and move 8 spiral shell knobs 9 of arc fixation clamp, all fix three arc fixation clamp 8 in beaker bottleneck department, form triangular stable structure, readjust the length of telescopic link 6, with the height that adapts to the beaker bottleneck, will filter the funnel at last and place 2 upper portion openings parts in the inner tube in, begin the filtrating. When the filtrate is found to have overflowed the outlet of the funnel neck and blocked from flowing downwards, the length of the telescopic rod can be adjusted, or the height of the inner barrel 2 is adjusted to ensure that the filtrate smoothly flows downwards.

In this way, the utility model relates to a funnel fixer with adjustable height can be applicable to not unidimensional funnel neck, filtrate bottle, beaker etc. adjusts inner tube and urceolus relative position through adjusting device, can be applicable to not unidimensional funnel neck, installs simple and conveniently. When no filter bottle with a smaller bottle mouth or a utensil with a larger opening such as a beaker needs to be used, the filtering can be easily finished by adjusting the length of the telescopic rod. For traditional iron stand platform, the main advantage of this device lies in, and the installation is simple and convenient, can be applicable to not unidimensional funnel neck, filter solution bottle and beaker etc. and application scope is wide, and the device is small and exquisite, convenient to carry, and what this device adopted all is stainless steel material, durable.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a funnel fixer with adjustable height, its characterized in that, includes urceolus (1) and inner tube (2), urceolus (1) upper end opening diameter is greater than lower extreme opening diameter, and urceolus (1) internal connection has inner tube (2), the diameter of inner tube (2) is greater than urceolus (1) lower part opening diameter, be provided with adjusting device on urceolus (1) lateral wall, adjusting device includes connecting rod (5) and spring (13), spring (13) cover is on pole portion (15) of connecting rod (5), the one end of spring (13) and tip (14) fixed connection of connecting rod (5).

2. The height-adjustable funnel holder as claimed in claim 1, wherein a first circular hole (3) is formed in the upper portion of the side wall of the outer cylinder (1), a track (12) and a plurality of gear adjusting holes (4) are axially formed in the side wall of the inner cylinder (2), the diameter of the first circular hole (3) is smaller than that of the gear adjusting holes (4), the other end of the spring (13) is fixedly connected to the first circular hole (3) in the inner wall of the outer cylinder, the diameter of the end portion (14) is the same as that of the gear adjusting holes (4), the end portion (14) is inserted into the gear adjusting holes (4), the diameter of the rod portion (15) is the same as that of the first circular hole (3), and the rod portion (15) penetrates through the first circular hole (3) and partially protrudes out of the first circular hole (3).

3. A height adjustable funnel holder as claimed in claim 2, wherein the projecting portion of the stem (15) is the same length as the end portion (14).

4. The height-adjustable funnel holder as claimed in claim 1, further comprising a telescopic rod (6), wherein three second circular holes (7) are uniformly arranged at the middle position of the side wall of the outer cylinder (1) along the circumferential direction, and one end of the telescopic rod (6) is inserted into the second circular holes (7).

5. A height adjustable funnel holder as claimed in claim 4, wherein the other end of the telescopic rod (6) is fixedly connected with an arc shaped fixing clip (8), said arc shaped fixing clip (8) comprising a screw knob (9) and an arc shaped fixing clip body (10).

6. A height adjustable funnel holder as claimed in claim 5, wherein the opening of the clamp body (10) is provided with a rubber pad (11).

7. A height adjustable funnel holder as claimed in any of claims 1 to 6 wherein the outer (1) and inner (2) cylinders are of stainless steel.