CN205672637U - A kind of anti-skidding core filter with sealing device - Google Patents
A kind of anti-skidding core filter with sealing device Download PDFInfo
- Publication number
- CN205672637U CN205672637U CN201620470043.0U CN201620470043U CN205672637U CN 205672637 U CN205672637 U CN 205672637U CN 201620470043 U CN201620470043 U CN 201620470043U CN 205672637 U CN205672637 U CN 205672637U
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- CN
- China
- Prior art keywords
- sealing device
- core filter
- filter
- skidding
- vavuum pump
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Abstract
The utility model discloses a kind of anti-skidding core filter with sealing device, including funnel, core filter, filtrate receiving flask, sealing device；Sealing device one end and core filter airtight connection, the other end is connected with vavuum pump.In the case that same vavuum pump connection multiple filter rate of filtration is different, can first process, by closing sealing device, the filtrate filtered, and not affect the vacuumizing effect of other filters, substantially increase operating efficiency.
Description
Technical field
The utility model relates to a kind of sedimeter, specifically a kind of core filter.
Background technology
It is frequently necessary to the water body example collecting in carry out scientific research or pollution control investigation to Different Waters
Pre-process, for measuring some physical and chemical factor indexs or collecting microbiological specimens in water body, it will usually to water body example
Carry out filtration treatment.Filtration treatment is the first step of experimental section, is related to the carrying out of subsequent experimental and the reliable of experimental data
Degree.Core filter is generally used to carry out filtration treatment.In order to accelerate the speed filtering, use vavuum pump extraction filtrate
Collecting the gas of part, forming draught head with part to be filtered, under the effect of this draught head, liquid to be filtered accelerates by mistake
Filter device.Current core filter has the disadvantage that and the 1st, uses same vavuum pump to connect two or more
Filter when simultaneously carrying out sample filtering, the filtrate collection part of single filter does not has airtight meeting to cause other to filter
The filtrate collection part of device cannot vacuumize, and be ensure airtight often to wait all to filter complete just can carry out follow-up place
Reason, owing to the rate of filtration of each filter is inconsistent so that filtration time elongates significantly, and operating efficiency is low；2nd, filtrate
Receiving flask volume is relatively big, and surface and ground are very smooth, easily accidentally drop and smash in filter process.
Utility model content
Utility model purpose: the problem existing for prior art, the utility model discloses a kind of with sealing device
Anti-skidding core filter, this filter same vavuum pump connect multiple filter carry out sample filtering simultaneously when,
The whether airtight vacuumizing effect not affecting other filters of single filter, is provided simultaneously with anti-skidding feature.
Technical scheme: the utility model discloses a kind of core filter, including funnel, core filter, filtrate collection
Bottle and sealing device；It wherein is provided with air exhaust nozzle on core filter；Sealing device includes wireway, choke switch, vavuum pump even
Adapter.
Choke switch plays the effect stopping gas leakage, it is possible to use piston or valve.
Wireway and air exhaust nozzle are airtight connection in use, use the latter two to separate.Preferred as one, leading
It is threaded on tracheae and air exhaust nozzle, by rotating screw thread, the two is coupled together；Also by rubber tube, the two can be connected
Connect.
For preventing from filter process having impurity fall in liquid, funnel is added a cover dust cap.
Filtrate receiving flask top is provided with rough ripple, frictional force when can increase hand-held；At the bottom of filtrate receiving flask
Portion is provided with rubber blanket, when being positioned over desktop can effective increasing friction force, play anti-skidding effect.
Liquid to be filtered is poured in funnel by operation principle: during filtration, funnel and core filter compact siro spinning technology, and core is filtered
Device airtight connection nested with filtrate receiving flask, air exhaust nozzle and wireway airtight connection, vavuum pump connecting tube passes through connection rubber tube
It is connected with vavuum pump, open choke switch, open vavuum pump.Filtrate receiving flask forms under the effect of vavuum pump negative pressure, with
In funnel, the air pressure of liquid upper forms draught head, and under the effect of this draught head, liquid to be filtered is accelerated by core filter.
After filtration terminates, close choke switch, core filter is separated with sealing device, now sealing device-rubber tube-vavuum pump
Between connection be still confined space, do not affect the vacuumizing effect of other filters being connected on same vavuum pump.
Beneficial effect: core filter disclosed in the utility model connects multiple filter at single vavuum pump
When, confined space can be formed by closing the choke switch on sealing device, it is achieved the filter first completing work is first located
Reason, significantly improves operating efficiency.In addition filtrate receiving flask can reach anti-skidding requirement, and reducing is accidentally dropped in an experiment beats
Broken risk.
Brief description
Fig. 1 is the structural representation of the utility model first embodiment；
Fig. 2 is the structural representation of the utility model the second embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention, it is further elucidated with the utility model.
Embodiment one:
As it is shown in figure 1, a kind of core filter, including funnel the 1st, core filter the 2nd, filtrate receiving flask the 3rd, sealing device is the 8th,
Dust cap 13；Wherein core filter includes core the 4th, built-in grass tube 5 and air exhaust nozzle 6, and core is arranged at the upper of core filter
Portion, air exhaust nozzle is arranged at the side of core filter, and core filter upper end is connected by clip 7 clamping with funnel lower end, and core is filtered
Device lower end airtight connection nested with filtrate receiving flask bottleneck；Sealing device includes that wireway the 9th, choke switch the 10th, vavuum pump connects
Pipe 11, the choke switch in the present embodiment is piston.It is provided with screw thread 12 on wireway and air exhaust nozzle, can be by rotating spiral shell
Core filter 2 and sealing device 8 are connected or separate by line.
When filtering liquid, clip 7 is used to clamp funnel 1 and core filter 2 so that it is compact siro spinning technology, core filter and filter
Liquid receiving flask 3 nested encryptions.More tight in order to connect, increase seal, by core filter lower end and filtrate receiving flask bottle
Mouth all does frosted process.Screwing the screw thread on wireway and air exhaust nozzle, vavuum pump connecting tube passes through connection rubber tube and vavuum pump
Connect, liquid to be filtered is poured in funnel, unclamp piston, open vavuum pump.Under the effect of vavuum pump in filtrate receiving flask
Forming the air pressure in negative pressure, with funnel and forming draught head, under the effect of this draught head, liquid to be filtered is accelerated to be filtered by core
Device.For convenience of the connection of vavuum pump connecting tube and rubber tube, vavuum pump connecting tube can be made fold-line-shaped, preferably the angle of knuckle
Degree is 135 °.
After filtration terminates, screw piston, and rotate screw thread core filter is separated with sealing device, now seal dress
Put-rubber tube-vavuum pump between connection be still confined space, do not affect and be connected to same vavuum pump while processing filtrate
On the filtration of other filters.
For ease of using, generally using cone filtrate receiving flask, user can its top hand-held.At filtrate receiving flask
The outer wall on top 14 arranges rough ripple so that it is be difficult to landing.Bottom filtrate receiving flask, 15 are provided with rubber blanket 16,
When being positioned over desktop can effective increasing friction force, play anti-skidding effect.
Embodiment two:
The present embodiment is with the filter difference in embodiment one, and core filter is additionally provided with suction nozzle 17, as
Shown in Fig. 2.When filtering multiple fluid sample, can be by multiple filters being connected in series as one group with vavuum pump even
Connect.During concatenation, the suction nozzle of adjacent two filters and air exhaust nozzle airtight connection.For ensureing sealing, same group of concatenation
In filter, the filter that is connected with vavuum pump needs to connect sealing device；The filter farthest away from vavuum pump needs
It is used without suction nozzle, or the filter that suction nozzle is sealed.After the filtration of one group of filter all terminates, close
Core filter on this filter is separated, i.e. by the choke switch on the filter being connected with vavuum pump with obturator
The filtrate of this group filter can be processed, and do not affect other group filters being connected on same vavuum pump, thus may be used
To be greatly increased the quantity that vavuum pump connects filter, improve the utilization rate of vavuum pump.
Claims (9)
1. the anti-skidding core filter with sealing device, including funnel (1), core filter (2), filtrate receiving flask (3),
Being provided with air exhaust nozzle (6) on described core filter, it is characterised in that also include sealing device (8), described sealing device includes leading
Tracheae (9), choke switch (10), vavuum pump connecting tube (11)；Described wireway (9) and vavuum pump connecting tube (11) are arranged on resistance
The both sides of air cock (10).
2. the anti-skidding core filter with sealing device according to claim 1, it is characterised in that: described core filter
(2) it is additionally provided with suction nozzle (17) on.
3. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that: described choke
Switch (10) is piston.
4. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that: described choke
Switch (10) is valve.
5. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that: described air guide
Pipe (9) passes through screw thread (12) airtight connection with air exhaust nozzle (6).
6. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that: described air guide
Pipe (9) passes through rubber tube airtight connection with air exhaust nozzle (6).
7. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that also include dust-proof
Lid (13).
8. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that described filtrate is received
The outer wall of collection bottle top (14) is provided with rough ripple.
9. the anti-skidding core filter with sealing device according to claim 1 and 2, it is characterised in that described filtrate is received
Bottom collection bottle, (15) are provided with rubber blanket (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620470043.0U CN205672637U (en) | 2016-05-20 | 2016-05-20 | A kind of anti-skidding core filter with sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620470043.0U CN205672637U (en) | 2016-05-20 | 2016-05-20 | A kind of anti-skidding core filter with sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205672637U true CN205672637U (en) | 2016-11-09 |
Family
ID=57436935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620470043.0U Expired - Fee Related CN205672637U (en) | 2016-05-20 | 2016-05-20 | A kind of anti-skidding core filter with sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205672637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709309A (en) * | 2019-02-27 | 2019-05-03 | 连云港大禹水处理工程有限公司 | A kind of sludge specific resistance measurement device and system |
-
2016
- 2016-05-20 CN CN201620470043.0U patent/CN205672637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709309A (en) * | 2019-02-27 | 2019-05-03 | 连云港大禹水处理工程有限公司 | A kind of sludge specific resistance measurement device and system |
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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 |
Granted publication date: 20161109 Termination date: 20190520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |