CN204656567U - A kind of dropping funel of use for laboratory - Google Patents
A kind of dropping funel of use for laboratory Download PDFInfo
- Publication number
- CN204656567U CN204656567U CN201520356967.3U CN201520356967U CN204656567U CN 204656567 U CN204656567 U CN 204656567U CN 201520356967 U CN201520356967 U CN 201520356967U CN 204656567 U CN204656567 U CN 204656567U
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- China
- Prior art keywords
- main body
- hole
- liquid outlet
- male
- ground
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of dropping funel of use for laboratory, comprise the main body tube that arm, grinding port plug, liquid outlet, speed adjusting gear and upper and lower two ends are respectively equipped with inner conical ground and male-tapered ground, described grinding port plug is arranged in inner conical ground, liquid outlet is arranged in male-tapered ground, and liquid outlet is connected with the cavity of main body tube, arm upper end is connected with the cavity of main body tube, lower end is connected with described male-tapered ground, and described speed adjusting gear stretches in liquid outlet through described male-tapered ground sidewall.The utility model structure is simple, easy to use, is regulated the size in through hole cross section by smooth shaft, thus regulates the size flowing through fluid flow in through hole, can more accurate control subject liquid in pipe rate of addition.
Description
technical field:
The utility model relates to a kind of dropping funel of use for laboratory.
background technology:
When carrying out organic synthesis experiment, need controlledly liquid reactants or reactant solution to be joined in reaction system by dropping funel.In actual experiment operation, common dropping funel can not effective coutroi velocity, there will be the situation that application of sample is too fast or excessively slow, makes troubles to experiment.
Therefore, necessary the deficiency solving prior art is improved to prior art.
summary of the invention:
The utility model is the dropping funel providing a kind of use for laboratory in order to solve above-mentioned prior art Problems existing.
The technical scheme that the utility model adopts has:
A kind of dropping funel of use for laboratory, comprise the main body tube that arm, grinding port plug, liquid outlet, speed adjusting gear and upper and lower two ends are respectively equipped with inner conical ground and male-tapered ground, described grinding port plug is arranged in inner conical ground, liquid outlet is arranged in male-tapered ground, and liquid outlet is connected with the cavity of main body tube, arm upper end is connected with the cavity of main body tube, and lower end is connected with described male-tapered ground, and described speed adjusting gear stretches in liquid outlet through described male-tapered ground sidewall;
Described speed adjusting gear comprises smooth shaft, screw rod and is provided with the piston main body of through hole, described piston main body stretches in liquid outlet through male-tapered ground, and through hole upper end is connected with the cavity of main body tube on piston main body, lower end is connected with liquid outlet, described smooth shaft is fixedly connected with screw rod, and smooth shaft extends in through hole through piston main body, described screw rod is threaded with piston main body.
Further design of the present utility model is:
The left and right sides of described through hole is respectively equipped with the groove and speed governing through hole that connect with through hole, speed governing through-hole wall is provided with the internal thread suitable with external screw thread on screw rod, described smooth shaft extends in through hole by speed governing through hole, and screw flight is connected in speed governing through hole.
Described screw rod is provided with speed governing button.
The utility model has following beneficial effect:
The utility model structure is simple, easy to use, is regulated the size in through hole cross section by smooth shaft, thus regulates the size flowing through fluid flow in through hole, can more accurate control subject liquid in pipe rate of addition.
accompanying drawing illustrates:
Fig. 1 is the utility model structure chart.
Fig. 2 is speed adjusting gear structure chart in the utility model.
Wherein
1, grinding port plug; 2, inner conical ground; 3, arm; 4, liquid outlet; 5, male-tapered ground; 6, speed adjusting gear; 7, graduation mark; 8, main body tube; 61, piston main body; 63, speed governing button; 65, smooth shaft; 66, screw rod; 610, through hole; 611, groove; 612, speed governing through hole.
detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is further described.
Please refer to shown in Fig. 1, the dropping funel of a kind of use for laboratory of the utility model, comprise main body tube 8, inner conical ground 2 and male-tapered ground 5 is provided with at the two ends up and down of main body tube 8, grinding port plug 1 is provided with in inner conical ground 2, liquid outlet 4 is provided with outside in taper ground 5, the upper end of liquid outlet 4 is connected with the cavity of main body tube 8, the sidewall of main body tube 8 is provided with arm 3, this arm 3 upper end is connected with the cavity of main body tube 8, lower end is connected with described male-tapered ground 5, the sidewall of main body tube 8 is also provided with the graduation mark 7 for reading main body tube 8 liquid capacity.
The utility model conveniently regulates the flow velocity of main body tube 8 liquid, speed adjusting gear 6 is provided with in liquid outlet 4, this speed adjusting gear 6 comprises piston main body 61, smooth shaft 65 and screw rod 66, piston main body 61 is provided with through hole 610, piston main body 61 stretches in liquid outlet 4 through male-tapered ground 5, and through hole 610 upper end on piston main body 61 is connected with the cavity of main body tube 8, through hole 610 lower end is connected with liquid outlet 4, smooth shaft 65 is fixedly connected with screw rod 66, smooth shaft 65 extends in through hole 610 through piston main body 61, and smooth shaft 65 is perpendicular with through hole 610, screw rod 66 is connected with piston main body 61 line.
The utility model is in order to install smooth shaft 65 and screw rod 66, thus realize the speed-regulating function of speed adjusting gear 6, the speed governing through hole 612 connected with through hole 610 is provided with on the right side of through hole 610, the inwall of this speed governing through hole 612 is provided with the internal thread that on screw rod 66, external screw thread is suitable, smooth shaft 65 extends in through hole 610 by speed governing through hole 612, and screw rod 66 is threaded in speed governing through hole 612.The utility model causes through hole 610 to be out of shape for preventing smooth shaft 65 to be directly connected in through hole 610, affect the seal of speed adjusting gear 6, be provided with the groove 611 connected with through hole 610 in the left side of through hole 610, this groove 611 and speed governing through hole 612 are positioned at in smooth shaft 65 and the coaxial axis of screw rod 66.
The utility model, for convenience of rotary screw 66, screw rod 66 is provided with speed governing button 63.
To when in main body tube 8, fluid drips acceleration controls, rotary screw 66, regulate the position of smooth shaft 65 in through hole 610, thus regulate the size in through hole 610 cross section, regulate the size flowing through fluid flow in through hole 610, fluid drips acceleration in main body tube 8 is controlled more accurately.When liquid communication in main body tube 8 need be closed completely, only need rotary screw 66, smooth shaft 65 is connected in groove 611.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art, can also make some improvement under the prerequisite not departing from the utility model principle, these improvement also should be considered as protection domain of the present utility model.
Claims (3)
1. the dropping funel of a use for laboratory, it is characterized in that: comprise arm (3), grinding port plug (1), liquid outlet (4), speed adjusting gear (6) and up and down two ends are respectively equipped with the main body tube (8) of inner conical ground (2) and male-tapered ground (5), described grinding port plug (1) is arranged in inner conical ground (2), liquid outlet (4) is arranged in male-tapered ground (5), and liquid outlet (4) is connected with the cavity of main body tube (8), arm (3) upper end is connected with the cavity of main body tube (8), lower end is connected with described male-tapered ground (5), described speed adjusting gear (6) stretches in liquid outlet (4) through described male-tapered ground (5) sidewall,
Described speed adjusting gear (6) comprises smooth shaft (65), screw rod (66) and be provided with the piston main body (61) of through hole (610), described piston main body (61) stretches in liquid outlet (4) through male-tapered ground (5), and upper through hole (610) upper end of piston main body (61) is connected with the cavity of main body tube (8), lower end is connected with liquid outlet (4), described smooth shaft (65) is fixedly connected with screw rod (66), and smooth shaft (65) extends in through hole (610) through piston main body (61), described screw rod (66) is threaded with piston main body (61).
2. the dropping funel of use for laboratory as claimed in claim 1, it is characterized in that: the left and right sides of described through hole (610) is respectively equipped with the groove (611) and speed governing through hole (612) that connect with through hole (610), speed governing through hole (612) inwall is provided with the internal thread that upper external screw thread is suitable with screw rod (66), described smooth shaft (65) extends in through hole (610) by speed governing through hole (612), and screw rod (66) is threaded in speed governing through hole (612).
3. the dropping funel of use for laboratory as claimed in claim 1, is characterized in that: described screw rod (66) is provided with speed governing button (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356967.3U CN204656567U (en) | 2015-05-29 | 2015-05-29 | A kind of dropping funel of use for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356967.3U CN204656567U (en) | 2015-05-29 | 2015-05-29 | A kind of dropping funel of use for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204656567U true CN204656567U (en) | 2015-09-23 |
Family
ID=54127004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520356967.3U Expired - Fee Related CN204656567U (en) | 2015-05-29 | 2015-05-29 | A kind of dropping funel of use for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204656567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109232511A (en) * | 2018-10-18 | 2019-01-18 | 大同新成新材料股份有限公司 | A kind of lithium battery electrolytes addictive preparation method and preparation facilities |
-
2015
- 2015-05-29 CN CN201520356967.3U patent/CN204656567U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109232511A (en) * | 2018-10-18 | 2019-01-18 | 大同新成新材料股份有限公司 | A kind of lithium battery electrolytes addictive preparation method and preparation facilities |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170529 |