CN208799892U - A kind of gas sampling filter - Google Patents
A kind of gas sampling filter Download PDFInfo
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- CN208799892U CN208799892U CN201821201991.XU CN201821201991U CN208799892U CN 208799892 U CN208799892 U CN 208799892U CN 201821201991 U CN201821201991 U CN 201821201991U CN 208799892 U CN208799892 U CN 208799892U
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- air inlet
- filter
- partition
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Abstract
The utility model relates to air filtration purification fields, specifically a kind of gas sampling filter, including filter and driving device, filter includes the first cabinet, partition and the second cabinet, first cabinet is connected to the second cabinet, partition is arranged between the first cabinet and the second cabinet, the filter device for filtering sample gas to be measured is equipped in first cabinet, filter device state in a vertical shape is arranged in the first cabinet, driving device includes air compressor machine, connecting tube, connection valve and bellows, the side of the second cabinet is arranged in air compressor machine, bellows is arranged in the second cabinet, bellows is connect with connection valve, connection valve is through setting on the second wall box, one end of connecting tube is connect with air compressor machine, the other end of connecting tube is connect with connection valve, bellows is mating with partition.The utility model has the beneficial effects that the structure of bellows is stainless steel material, improves wearability and meet use in the case of a high temperature.
Description
Technical field
The utility model relates to air filtration purification field, specifically a kind of gas sampling filter.
Background technique
Pneumatic stopping valve mostly uses plastics or rubber material in gas sampling device on the market at present, in high temperature, behaviour
Make under frequent operating condition it is difficult to ensure that it can run steadily in the long term, so as to cause time-consuming and the bring trouble of work, and
Plastics and rubber material and non-refractory, and be also easy to generate other gases under high temperature environment, it is mixed under test gas and leads
Cause measurement result wrong.In addition, filter screen use for a long time be easy to cause damage and dust accumulation in gas sampling device at present, need
It can be only achieved clean purpose by cleaning and replacement by hand, not only need to open lid in cleaning and replacement process, dismantle
Also need to be aligned installation after strainer, cleaning and replacement, it is time-consuming and laborious, inconvenience is brought to the use of user, simultaneously as
User often forgets about cleaning and replacement filter screen, causes to be enriched excessive dust on filter screen, and when operation causes air operation resistance
Power is not only easy to produce noise, and energy consumption is caused to increase, and is unfavorable for the overall operation of equipment, and be enriched with the filtering of excessive dust
Bacterium easy to breed is netted, the secondary pollution of gas in equipment is caused, influences the measuring accuracy of gas in equipment.
Utility model content
The purpose of this utility model is to provide a kind of gas sampling filter, material is stainless steel structure, to solve height
Temperature, brought problem under the operating condition of frequent operation.
The technical solution of the utility model is: including filter and driving device, filter includes from sample gas to be measured
The first cabinet, partition and the second cabinet that inlet end to outlet side is set gradually, the first cabinet and the second cabinet are hollow knot
Structure, the first cabinet are connected to the second cabinet, and partition is arranged between the first cabinet and the second cabinet, are equipped with and are used in the first cabinet
The filter device of sample gas to be measured is filtered, filter device state in a vertical shape is arranged in the first cabinet, and the first cabinet is divided
Two spaces are divided into, driving device includes air compressor machine, connecting tube, connection valve and bellows, and the second cabinet is arranged in air compressor machine
Side, bellows are arranged in the second cabinet, and bellows is connect with connection valve, and connection valve is through setting in the second wall box
On, one end of connecting tube is connect with air compressor machine, and the other end of connecting tube is connect with connection valve, and bellows is mating with partition,
Bellows is equipped with plugging block close to partition one end.
In one preferred embodiment of the utility model, the top of first cabinet is equipped with the first air inlet pipe, the first air inlet
Pipe is L-type structure, which is connected to the first cabinet, and the side wall of partition is equipped with air inlet, and the air inlet is by first
Cabinet and the connection of the second cabinet.
In one preferred embodiment of the utility model, the top and bottom of second cabinet be respectively equipped with the second air inlet and
Escape pipe, the second air inlet pipe and an air outlet pipe are connected to the second cabinet, and bellows, which is in a horizontal state, to be arranged in the second cabinet,
Under working condition, plugging block of the bellows close to one end of partition closely engages with air inlet.
In one preferred embodiment of the utility model, the top of first cabinet is equipped with the cover board that can be opened, filtering
Device includes positioning seat, the first filter screen being mounted on positioning seat and the second filter screen that can dismantle, the two sides of positioning seat
It is engaged by clamping respectively with the two sidewalls of the first cabinet, the first filter screen and the second filter screen are along gas to be filtered from the first cabinet
It is arranged to the moving direction of the second cabinet.
In one preferred embodiment of the utility model, the air inlet is circular configuration, and the inner sidewall of air inlet is equipped with
Sealing ring, the outer circle wall of sealing ring and the side wall of air inlet fit closely.
In one preferred embodiment of the utility model, the bellows is made of stainless steel material.
The utility model provides a kind of gas sampling filter by improving herein, compared with prior art, has as follows
Improvement and advantage:
(1) now self-control bellows substitutes pneumatic stopping valve, and bellows is made of stainless steel material, and it is resistant to high temperature to solve component
Problem.
(2) existing the first filter screen being mounted on positioning seat and the second filter screen that can be dismantled, the two sides of positioning seat
It being engaged by clamping respectively with the two sidewalls of the first cabinet, removable filter net device can easily disassemble filter screen,
Facilitate the cleaning and replacement of filter screen.
Detailed description of the invention
The utility model is further explained with reference to the accompanying drawings and examples:
Fig. 1 is the schematic perspective view one of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the cross-sectional view in Fig. 2 along line A-A；
Fig. 4 is the stereochemical structure partial schematic diagram one of the utility model；
Fig. 5 is schematic diagram under utility model works state；
Fig. 6 is schematic diagram under the non-working condition of the utility model；
Description of symbols:
Filter 1, the first cabinet 1a, the first air inlet pipe 1a1, cover board 1a2, partition 1b, air inlet 1b1, the second cabinet 1c,
Second air inlet pipe 1c1, escape pipe 1c2, filter device 1d, positioning seat 1d1, the first filter screen 1d2, the second filter screen 1d3, driving
Device 2 includes air compressor machine 2a, connecting tube 2b, connection valve 2c, bellows 2d, plugging block 2d1.
Specific embodiment
The utility model is described in detail below in conjunction with 1 to 6 figure of attached drawing, to the skill in the utility model embodiment
Art scheme is clearly and completely described, it is clear that and the described embodiments are only a part of the embodiments of the utility model, and
The embodiment being not all of.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of labour.
The utility model provides a kind of gas sampling filter by improving herein, as shown in Figures 1 to 6, including filtering
Device 1 and driving device 2, the filter 1 include the first cabinet set gradually from inlet end to the outlet side of sample gas to be measured
1a, partition 1b and the second cabinet 1c, the first cabinet 1a and the second cabinet 1c are hollow structure, the first cabinet 1a and the second cabinet
1c connection, partition 1b are arranged between the first cabinet 1a and the second cabinet 1c, are equipped in the first cabinet 1a to be measured for filtering
The filter device 1d of sample gas, the filter device 1d state in a vertical shape are arranged in the first cabinet 1a, and the first cabinet 1a is separated
For two spaces, driving device 2 includes air compressor machine 2a, connecting tube 2b, connection valve 2c and bellows 2d, and air compressor machine 2a setting is the
The side of two cabinet 1c, bellows 2d are arranged in the second cabinet 1c, and bellows 2d is connect with connection valve 2c, and connection valve 2c runs through
It is arranged on the second cabinet 1c side wall, one end of connecting tube 2b is connect with air compressor machine 2a, the other end and connection valve of connecting tube 2b
2c connection, bellows 2d and partition 1b are mating, and bellows 2d is equipped with plugging block 2d1, air compressor machine close to the one end partition 1b
2a work drives the stretching of bellows 2d and contraction to can control the clamping engagement of bellows 2d Yu air inlet 1b1, can control
For gas from the first cabinet 1a to the second cabinet 1c, filter screen setting can make sample gas in the first cabinet 1a in the first cabinet 1a
Filtering, enters the second cabinet 1c by air inlet 1b1 after the completion, and the stretching and contraction of bellows 2d can control the first cabinet 1a
With the circulation of gas in the second cabinet 1c, operation at work and the control to gas are facilitated, to facilitate gas
Filtering and circulation.
The top of the first cabinet 1a is equipped with the first air inlet pipe 1a1, and the first air inlet pipe 1a1 is L-type structure, this first into
Tracheae 1a1 is connected to the first cabinet 1a, and the side wall of partition 1b is equipped with, and air inlet 1b1 is by the first cabinet 1a and the second cabinet
1c connection, sample gas are entered in the first cabinet 1a by air inlet 1b1, by conveying the filter screen pair being arranged in the first cabinet 1a
Sample gas is filtered, and bellows 2d closely engages close to one end plugging block 2d1 of partition 1b with air inlet 1b1, before filtration, empty
Press 2a start-up operation makes bellows 2d be in tensional state, and the plugging block 2d1 on bellows 2d is fastened on air inlet 1b1, makes
First cabinet 1a is in sealing state, and such first cabinet 1a and the second cabinet 1c are at two sealing states, in two casees
Gas would not mutually gang up, sample gas by the first air inlet pipe 1a1 enter the first cabinet 1a in, pass sequentially through the first filter screen
After the second filter screen, air compressor machine 2a work makes bellows 2d be in contraction state, and air inlet 1b1 opens mistake in the first cabinet 1a
Filter complete gas enter the second cabinet 1c in, entered in gas collector by escape pipe 1c2, such first cabinet 1a with
Second cabinet 1c can be in sealing state, and the second cabinet 1c would not be entered when sample gas enters the first cabinet 1a leads to gas not
It is pure.
The top and bottom of the second cabinet 1c is respectively equipped with the second air inlet pipe 1c1 and escape pipe 1c2, the second air inlet pipe
1c1 and escape pipe 1c2 is connected to the second cabinet 1c, and bellows 2d, which is in a horizontal state, to be arranged in the second cabinet 1c, is being worked
Under state, plugging block 2d1 of the bellows 2d close to one end of partition 1b closely engages with air inlet 1b1, working condition Shi Dangbiao
Air compressor machine 2a starts to work before gas enters the second cabinet 1c, and bellows 2d is in tensional state, the plugging block 2d1 on bellows 2d
It is fastened on air inlet 1b1, standard gas enters after the second cabinet 1c from the second air inlet pipe 1c1 and enters collection device by escape pipe 1c2
In, the first cabinet 1a and the second cabinet 1c are in plugging block of the sealing state when standard gas enters the second cabinet 1c on bellows 2d
2d1, which is fastened on air inlet 1b1 standard gas, to cause gas impure into the first cabinet 1a.
The top of the first cabinet 1a is equipped with the cover board 1a2 that can be opened, and filter device 1d includes positioning seat 1d1, energy
The the first filter screen 1d2 being mounted on positioning seat 1d1 enough dismantled and the second filter screen 1d3, the two sides of positioning seat 1d1 respectively with
The two sidewalls of first cabinet 1a are engaged by clamping, and the first filter screen 1d2 and the second filter screen 1d3 are along gas to be filtered from the first case
Body 1a is arranged to the moving direction of the second cabinet 1c, the positioning seat 1d1 vertical two sidewalls for being mounted on the first cabinet 1a, the first mistake
Strainer 1d2 and the second filter screen 1d3 are separately mounted on positioning seat 1d1, and cover board 1a2 is first turned on when cleaning filter screen by
One filter screen 1d2 and the second filter screen 1d3 take out, and replace and are mounted on positioning seat 1d1 after cleaning, cover cover board 1a2,
Installation and removal are facilitated when replacement is with cleaning filter screen, effectively raise working efficiency.
The air inlet 1b1 is circular configuration, and the inner sidewall of air inlet 1b1 is equipped with sealing ring, the excircle of sealing ring
The side wall of wall and air inlet 1b1 fits closely, and the side wall of sealing ring and air inlet 1b1 fits closely, when filtering sample gas first
Sample gas in cabinet 1a will not enter the second cabinet 1c by air inlet 1b1, when standard gas enter and when in the second cabinet 1c, standard gas
The first cabinet 1a will not be entered by air inlet 1b1, thus can will not make two cabinets for two cabinets are completely isolated
Interior gas mixes, and causes gas impure.
The bellows is made of stainless steel material, and common material must can solve problem resistant to high temperature, bellows
2d material is that the device of stainless steel solves the problems, such as that component is resistant to high temperature.
Working principle: air compressor machine 2a works before filtering starts, and bellows 2d is in tensional state, stifled on bellows 2d
Chock 2d1 is fastened on air inlet 1b1, and the first cabinet 1a is made to be in sealing state, when sample gas enters the by the first air inlet pipe 1a1
Setting is passed sequentially through after one cabinet 1a completes filtration operation after the intracorporal first filtering 1d2 net of case and the second filter screen 1d3, this
When air compressor machine 2a work bellows 2d be in contraction state, air inlet 1b1 is open, completes the sample gas of filtering into the second cabinet 1c
It is interior to be entered in collection device by escape pipe 1c2, air compressor machine 2a work after completing the gas of filtering completely into the second cabinet 1c
Make bellows 2d and be in tensional state, the plugging block 2d1 on bellows 2d is fastened on air inlet 1b1, at this moment the first cabinet 1a and
Second cabinet 1c is in sealing state, and air compressor machine 2a works before being passed through standard gas, and bellows 2d is in tensional state, bellows 2d
On plugging block 2d1 be fastened on air inlet 1b1, when standard gas by the second air inlet pipe 1c1 enter the second cabinet 1c after pass through outlet
Pipe 1c2 enters in collection device.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of gas sampling filter, it is characterised in that: including filter (1) and driving device (2), the filter (1)
Including the first cabinet (1a), partition (1b) and the second cabinet set gradually from inlet end to the outlet side of sample gas to be measured
(1c), the first cabinet (1a) and the second cabinet (1c) they are hollow structure, and the first cabinet (1a) is connected to the second cabinet (1c), every
Plate (1b) is arranged between the first cabinet (1a) and the second cabinet (1c), is equipped in the first cabinet (1a) for filtering sample to be measured
The filter device (1d) of gas, the filter device (1d) state in a vertical shape setting is in the first cabinet (1a), and by the first cabinet
(1a) is divided into two spaces, and driving device (2) includes air compressor machine (2a), connecting tube (2b), connection valve (2c) and bellows
The side in the second cabinet (1c) is arranged in (2d), air compressor machine (2a), and bellows (2d) setting is in the second cabinet (1c), bellows
(2d) is connect with connection valve (2c), and connection valve (2c), which runs through, to be arranged on the second cabinet (1c) side wall, one end of connecting tube (2b)
It is connect with air compressor machine (2a), the other end of connecting tube (2b) is connect with connection valve (2c), bellows (2d) and partition (1b) grafting
Cooperation, bellows (2d) are equipped with plugging block (2d1) close to partition one end (1b).
2. a kind of gas sampling filter according to claim 1, it is characterised in that: the top of first cabinet (1a)
Equipped with the first air inlet pipe (1a1), the first air inlet pipe (1a1) is L-type structure, first air inlet pipe (1a1) and the first cabinet (1a)
Connection, the side wall of partition (1b) are equipped with air inlet (1b1), and the air inlet (1b1) is by the first cabinet (1a) and the second cabinet
(1c) connection.
3. a kind of gas sampling filter according to claim 1, it is characterised in that: the top of second cabinet (1c)
The second air inlet pipe (1c1) and escape pipe (1c2) are respectively equipped with bottom, and the second air inlet pipe (1c1) and escape pipe (1c2) are with
Two cabinets (1c) connection, bellows (2d) are in a horizontal state setting in the second cabinet (1c), in the operating condition, bellows
(2d) is equipped with plugging block (2d1) close to the one end of partition (1b) and closely engages with air inlet (1b1).
4. a kind of gas sampling filter according to claim 1, it is characterised in that: the top of first cabinet (1a)
Equipped with the cover board (1a2) that can be opened, filter device (1d) include positioning seat (1d1), can dismantle be mounted on positioning seat
The first filter screen (1d2) and the second filter screen (1d3) on (1d1), the two sides of positioning seat (1d1) respectively with the first cabinet (1a)
Two sidewalls be engaged by clamping, the first filter screen (1d2) and the second filter screen (1d3) are along gas to be filtered from the first cabinet (1a)
It is arranged to the moving direction of the second cabinet (1c).
5. a kind of gas sampling filter according to claim 2, it is characterised in that: the air inlet (1b1) is circle
The inner sidewall of structure, air inlet (1b1) is equipped with sealing ring, and the side wall of the outer circle wall and air inlet (1b1) of sealing ring is close
Fitting.
6. a kind of gas sampling filter according to claim 1, it is characterised in that: the bellows is by stainless steel material
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201991.XU CN208799892U (en) | 2018-07-26 | 2018-07-26 | A kind of gas sampling filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201991.XU CN208799892U (en) | 2018-07-26 | 2018-07-26 | A kind of gas sampling filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208799892U true CN208799892U (en) | 2019-04-30 |
Family
ID=66230904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821201991.XU Active CN208799892U (en) | 2018-07-26 | 2018-07-26 | A kind of gas sampling filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208799892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940562A (en) * | 2019-12-05 | 2020-03-31 | 武汉羽芒智能科技有限公司 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
-
2018
- 2018-07-26 CN CN201821201991.XU patent/CN208799892U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940562A (en) * | 2019-12-05 | 2020-03-31 | 武汉羽芒智能科技有限公司 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
| CN110940562B (en) * | 2019-12-05 | 2020-11-27 | 义乌市根号三科技有限公司 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
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