CN202605825U - Filtering device for chemical laboratory - Google Patents
Filtering device for chemical laboratory Download PDFInfo
- Publication number
- CN202605825U CN202605825U CN 201220274448 CN201220274448U CN202605825U CN 202605825 U CN202605825 U CN 202605825U CN 201220274448 CN201220274448 CN 201220274448 CN 201220274448 U CN201220274448 U CN 201220274448U CN 202605825 U CN202605825 U CN 202605825U
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- CN
- China
- Prior art keywords
- separatory funnel
- airtight container
- crucible
- chemical laboratory
- suction filtration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a filtering device for a chemical laboratory and relates to a filtering device. The device solves the problem that a hose is easy to block due to poor filtering effect of an existing filtering device. A sack body is arranged in the middle of a hose, a gasket and a rolling bead are arranged inside the sack body, a crucible and a separating funnel are arranged on the upper portion and the lower portion, a filtering net passes the crucible and the gasket sequentially and is arranged inside the separating funnel, a switch is arranged on the lower portion of the separating funnel, the lower end of the separating funnel is connected with one end of the hose in a sealing mode, a sealing container and a beaker are arranged on a support sequentially from top to bottom, the other end of the hose is connected with the upper end of the sealing container in a sealing mode, a three-way tube is arranged at the lower end of the sealing container, and a water inlet tube is connected with the three-way tube. By the aid of the device, a solid and a liquid can be separated primarily, separated solids are easy to remove, and the problem that the hose is easy to block during the pumping process is solved. The device is particularly suitable to the solid-liquid separation process of the chemical laboratory.
Description
Technical field
The utility model relates to a kind of suction filtration device, is specifically related to a kind of suction filtration device that is used for chemical laboratory.
Background technology
Suction filtration is meant and utilizes aspiration pump that the pressure in the bottle,suction is reduced, reaches the purpose method of Separation of Solid and Liquid, at chemical laboratory; Usually utilize this principle that solid-liquid is separated, generally adopt the recirculated water vavuum pump to vacuumize, but when vavuum pump runs into fault or has a power failure; The suck-back phenomenon can appear in separatory funnel, causes liquid entering separatory funnel speed slack-off, the problem of suction filtration weak effect; The patent No. is 2011201513459, the applying date is on May 9th, 2011; The patent that name is called " the suction filtration device is used in chemical experiment " has effectively solved the problem of suck-back, but existing suction filtration device causes the problem of flexible pipe easy blocking owing to there is the prefiltration weak effect.
Summary of the invention
The purpose of the utility model is in order to solve existing suction filtration device owing to there is the prefiltration weak effect, to cause the problem of flexible pipe easy blocking, and then a kind of suction filtration device that is used for chemical laboratory is provided.
The technical scheme of the utility model is: a kind of suction filtration device that is used for chemical laboratory comprises air extractor, and air extractor comprises flexible pipe, utricule, sealing ring and ball, and utricule is arranged on the middle part of flexible pipe; Be provided with sealing ring and ball in the utricule, said suction filtration device also comprises filter and gathering-device, and filter and gathering-device are positioned at the left and right sides of air extractor; And connect through air extractor between filter and the gathering-device, filter comprises crucible, rubber ring, screen pack, separatory funnel and switch, and crucible and separatory funnel are provided with up and down; And connect through seal with elastometic washer between crucible and the separatory funnel; Screen pack is arranged in the separatory funnel through crucible and rubber ring successively, and switch is arranged on the bottom of separatory funnel, and an end of the lower end of separatory funnel and flexible pipe is tightly connected; Gathering-device comprises airtight container, support, water inlet pipe, three-way pipe and beaker; Airtight container and beaker from top to bottom are successively set on the support, and beaker be positioned at airtight container under, the other end of flexible pipe and the upper end of airtight container are tightly connected; Three-way pipe is arranged on the lower end of airtight container, and water inlet pipe is connected with three-way pipe.
The utility model compared with prior art has following effect: 1. the screen pack of the utility model not only can be realized the initial gross separation of solid-liquid, but also is convenient to remove the solid separator, has effectively solved the problem of flexible pipe easy blocking in pumping process.2. the utility model is simple in structure, and is easy to use, and production cost is low, is convenient to promote the use of on a large scale.
Description of drawings
Fig. 1 is the overall structure sketch map of the utility model; Fig. 2 is the vertical view of screen pack.
The specific embodiment
The specific embodiment one: combine Fig. 1-Fig. 2 that this embodiment is described, a kind of suction filtration device that is used for chemical laboratory of this embodiment comprises air extractor, and air extractor comprises flexible pipe 1, utricule 2, sealing ring 3 and ball 4; Utricule 2 is arranged on the middle part of flexible pipe 1, is provided with sealing ring 3 and ball 4 in the utricule 2, and said suction filtration device also comprises filter and gathering-device; Filter and gathering-device are positioned at the left and right sides of air extractor; And connect through air extractor between filter and the gathering-device, filter comprises crucible 5, rubber ring 6, screen pack 7, separatory funnel 8 and switch 9, and crucible 5 is provided with up and down with separatory funnel 8; And be tightly connected through rubber ring 6 between crucible 5 and the separatory funnel 8; Screen pack 7 is arranged in the separatory funnel 8 through crucible 5 and rubber ring 6 successively, and switch 9 is arranged on the bottom of separatory funnel 8, and an end of the lower end of separatory funnel 8 and flexible pipe 1 is tightly connected; Gathering-device comprises airtight container 10, support 11, water inlet pipe 12, three-way pipe 13 and beaker 14; Airtight container 10 from top to bottom is successively set on the support 11 with beaker 14, and beaker 14 be positioned at airtight container 10 under, the upper end of the other end of flexible pipe 1 and airtight container 10 is tightly connected; Three-way pipe 13 is arranged on the lower end of airtight container 10, and water inlet pipe 12 is connected with three-way pipe 13.
The specific embodiment two: combine Fig. 1 that this embodiment is described, the airtight container 10 of this embodiment is provided with graduation apparatus.So be provided with, be convenient to the amount that the operator understands institute's drawing liquid body.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: combine Fig. 1 that this embodiment is described, the sealing ring 3 of this embodiment is arranged on utricule 2 interior sides near filter.So be provided with, effectively prevent suck-back.Other composition is identical with the specific embodiment one or two with annexation.
The specific embodiment four: combine Fig. 1 that this embodiment is described, the gathering-device of this embodiment also comprises tapping valve 15 and discharging tube 16, and discharging tube 16 is tightly connected with the lower end of three-way pipe 13, and tapping valve 15 is arranged on the discharging tube 16.So be provided with, be convenient to liquid and get into smoothly in the beaker 14.Other composition is identical with the specific embodiment one, two or three with annexation.
The utility model in use only needs material to be separated is put into the screen pack 7 of separatory funnel 8, and material to be separated carries out preliminary Separation of Solid and Liquid; After waiting to accomplish preliminary Separation of Solid and Liquid; Open switch 9, pushing utricule 2 can be drawn into the liquid in the separatory funnel 8 in the airtight container 10, the amount of liquid that comes observation post to draw through the graduation apparatus on the airtight container 10; Open tapping valve 15, liquid is discharged in the beaker 14 through discharging tube 16.
Claims (4)
1. suction filtration device that is used for chemical laboratory; It comprises air extractor; Air extractor comprises flexible pipe (1), utricule (2), sealing ring (3) and ball (4); Utricule (2) is arranged on the middle part of flexible pipe (1), is provided with sealing ring (3) and ball (4) in the utricule (2), and it is characterized in that: said suction filtration device also comprises filter and gathering-device; Filter and gathering-device are positioned at the left and right sides of air extractor; And connect through air extractor between filter and the gathering-device, filter comprises crucible (5), rubber ring (6), screen pack (7), separatory funnel (8) and switch (9), and crucible (5) and separatory funnel (8) are provided with up and down; And be tightly connected through rubber ring (6) between crucible (5) and the separatory funnel (8); Screen pack (7) passes through crucible (5) successively and rubber ring (6) is arranged in the separatory funnel (8), and switch (9) is arranged on the bottom of separatory funnel (8), and an end of the lower end of separatory funnel (8) and flexible pipe (1) is tightly connected; Gathering-device comprises airtight container (10), support (11), water inlet pipe (12), three-way pipe (13) and beaker (14); Airtight container (10) and beaker (14) from top to bottom are successively set on the support (11), and beaker (14) be positioned at airtight container (10) under, the upper end of the other end of flexible pipe (1) and airtight container (10) is tightly connected; Three-way pipe (13) is arranged on the lower end of airtight container (10), and water inlet pipe (12) is connected with three-way pipe (13).
2. a kind of suction filtration device that is used for chemical laboratory according to claim 1, it is characterized in that: airtight container (10) is provided with graduation apparatus.
3. a kind of suction filtration device that is used for chemical laboratory according to claim 1 and 2 is characterized in that: sealing ring (3) is arranged on the interior side near filter of utricule (2).
4. a kind of suction filtration device that is used for chemical laboratory according to claim 1; It is characterized in that: gathering-device also comprises tapping valve (15) and discharging tube (16); Discharging tube (16) is tightly connected with the lower end of three-way pipe (13), and tapping valve (15) is arranged on the discharging tube (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274448 CN202605825U (en) | 2012-06-12 | 2012-06-12 | Filtering device for chemical laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274448 CN202605825U (en) | 2012-06-12 | 2012-06-12 | Filtering device for chemical laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202605825U true CN202605825U (en) | 2012-12-19 |
Family
ID=47339559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220274448 Expired - Fee Related CN202605825U (en) | 2012-06-12 | 2012-06-12 | Filtering device for chemical laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202605825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999794A (en) * | 2016-07-25 | 2016-10-12 | 中国林业科学研究院热带林业实验中心 | Crucible suction filtration device |
-
2012
- 2012-06-12 CN CN 201220274448 patent/CN202605825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999794A (en) * | 2016-07-25 | 2016-10-12 | 中国林业科学研究院热带林业实验中心 | Crucible suction filtration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130612 |