CN206593922U - A kind of compression type changes filter membrane device - Google Patents
A kind of compression type changes filter membrane device Download PDFInfo
- Publication number
- CN206593922U CN206593922U CN201720345590.0U CN201720345590U CN206593922U CN 206593922 U CN206593922 U CN 206593922U CN 201720345590 U CN201720345590 U CN 201720345590U CN 206593922 U CN206593922 U CN 206593922U
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- Prior art keywords
- filter membrane
- head part
- cylinder
- modulus
- compression type
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Abstract
Filter membrane device is changed the utility model discloses a kind of compression type, the filter membrane head part coordinated including cylinder and with cylinder bottom, cylinder and filter membrane head part are hollow structure, filter membrane head part is connected on cylinder by screw lid, it is provided between screw lid and the filter membrane head part at the top of elastic force apparatus, the cylinder and is provided with top contact；Radially offer and be connected together in modulus through hole, the modulus through hole for the modulus movable part for placing filter membrane in the middle part of the cylinder, the lower rotational of the filter membrane head part is connected with hand pressure board, and the bottom of the filter membrane head part is provided with bottom fitting.The utility model sampling accuracy is high; good airproof performance; it is simple in construction; realize that convenient and cost is low, hand pressure board need to only be gone to upright position by setting elastic force apparatus and hand pressure board, when changing filter mould takes out filter membrane; then new filter membrane is put into device; hand pressure board is gone into horizontal level again, device meeting automatic impaction modulus movable part is practical.
Description
Technical field
The utility model belongs to air contamination analysis equipment and changes filter membrane device technical field, and in particular to a kind of compression type is changed
Filter membrane device.
Background technology
In recent years, the environmental pollution of China was increasingly severe, the atmosphere pollution especially occurred in recent years, had had a strong impact on
The quality of life of the mankind, air that we depend on for existence is extremely stagnant.The also frequent appearance of haze problem, environmental administration
The research originated to haze is into the task of top priority；Therefore atmosphere particulate matter sampler is also developed and comes into operation,
Atmosphere particulate matter sampler is mainly used in tentatively sampling to haze, after the completion of sampling again to sample carry out more it is careful accurately
Quantitative and qualitative analysis, the result drawn by analysis and research to haze can be formulated as environmental administration relevant policies according to
According to.It is exactly vital accessory in atmosphere particulate matter sampler to change filter membrane device, changes the performance of filter membrane device and can determine entirely
The performance of equipment, therefore the R and D of exchange filter membrane device are most important.
Current Atmospheric particulates sampling changes filter membrane device and mainly changes filter membrane mode using screwing type, and operating personnel change filter membrane
When need to outward winding in device and pull down, change after filter membrane and need to screw in device, operation very trouble and it cannot be guaranteed that device is airtight
Property is good.When continuously sampling for a long time or carrying out many filter membrane interval samplings, labor intensity of operating staff is larger, therefore, existing
Nowadays lack a kind of sampling accuracy high, good airproof performance is practical, simple in construction, small volume, realize that convenient and cost is low,
Can easily change filter membrane carry out air sampling device, by setting elastic force apparatus and hand pressure board, change filter mould when only need by
Hand pressure board goes to upright position and takes out filter membrane, and then new filter membrane is put into device, then hand pressure board is gone into horizontal level, fills
Put meeting automatic impaction modulus movable part, it is ensured that the air-tightness of equipment, improve the accuracy of sampling.
Utility model content
Technical problem to be solved in the utility model is to compress there is provided one kind for above-mentioned deficiency of the prior art
Formula changes filter membrane device, and its sampling accuracy is high, and good airproof performance is simple in construction, small volume, realizes that convenient and cost is low, by setting
Elastic force apparatus and hand pressure board are put, hand pressure board need to only be gone to upright position when changing filter mould takes out filter membrane, then puts new filter membrane
Enter in device, then hand pressure board is gone into horizontal level, device meeting automatic impaction modulus movable part is practical, is easy to popularization to make
With.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of compression type changes filter membrane device, its
It is characterised by：The filter membrane head part coordinated including cylinder and with cylinder bottom, cylinder and filter membrane head part are hollow structure, filter membrane top
Part is connected on cylinder by screw lid, and elastic force apparatus, the top of the cylinder are provided between screw lid and the filter membrane head part
Portion is provided with top contact；Radially offered in the middle part of the cylinder be connected together in modulus through hole, the modulus through hole it is useful
In the modulus movable part for placing filter membrane, the elastic force apparatus is to be provided with saddle under spring below spring, the screw lid, described
Spring top fastening station is provided with filter membrane head part, the spring is fastened under spring between saddle and spring top fastening station, the filter membrane
The lower rotational of head part is connected with hand pressure board, and the bottom of the filter membrane head part is provided with bottom fitting.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：The modulus movable part includes dress diaphragm plate and is arranged on
The modulus handle on diaphragm plate is filled, the dress diaphragm plate middle position sets dress fenestra.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：The screw lid is connected with cylinder screw.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：External screw thread is provided with the top contact.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：The first installation is provided with below the filter membrane head part
The second mounting hole is provided with hole, the hand pressure board, second mounting hole is rotated by rotating shaft and the first mounting hole and connected.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：The bottom fitting is threaded in filter membrane head part
Bottom.
A kind of above-mentioned compression type changes filter membrane device, it is characterized in that：The filter membrane head part and cylinder are cylindric.
The utility model has advantages below compared with prior art：
1st, the utility model is by setting elastic force apparatus to provide enough thrust to filter membrane head part, and filter membrane head part is being pushed away
Modulus movable part can be compressed in the presence of power, it is ensured that good air-tightness, be easy to promote the use of.
2nd, the utility model is on cylinder by setting top contact, enables to change filter membrane device directly and Atmospheric particulates
The air inlet pipeline connection of sampler, simple in construction, using effect is good.
3rd, filter membrane is arranged in dress fenestra by the utility model by modulus movable part, work of the filter membrane head part in elastic force apparatus
With lower compression modulus movable part, it is ensured that good air-tightness, sampling accuracy between modulus movable part, cylinder and filter membrane head part
It is high.
4th, the utility model is by setting hand pressure board, thus it is possible to vary the working condition of elastic force apparatus, hand pressure board is gone to vertical
During straight state, elastic force apparatus is compressed and drives filter membrane head part to move downward, while modulus movable part is released, is taken out after filter membrane
New filter membrane is put into modulus movable part, then hand pressure board is gone into horizontal level, elastic force apparatus will the work of automatic impaction modulus
Moving part, realizes and more facilitates.
In summary, the utility model sampling accuracy is high, and good airproof performance is simple in construction, small volume, realize it is convenient and into
This is low, by setting elastic force apparatus and hand pressure board, and hand pressure board need to only be gone to upright position when changing filter mould takes out filter membrane, then will
New filter membrane is put into device, then hand pressure board is gone into horizontal level, and device meeting automatic impaction modulus movable part is practical,
It is easy to promote the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model filter membrane head part.
Fig. 3 is the structural representation of the utility model screw lid.
Fig. 4 is the structural representation of the utility model cylinder.
Fig. 5 is the structural representation of the utility model modulus movable part.
Fig. 6 is the structural representation of the utility model hand pressure board.
Description of reference numerals:
1-cylinder；1-1-cylinder air passing hole；1-2-modulus through hole；
1-3-top contact；2-screw lid；Saddle under 2-1-spring；
2-2-screw lid internal thread；3-filter membrane head part；3-1-bottom fitting；
The mounting holes of 3-2-first；4-modulus movable part；4-1-dress diaphragm plate；
4-2-dress fenestra；4-3-modulus handle；5-hand pressure board；
The mounting holes of 5-1-second；5-2-arced terminus；6-spring；
7-rotating shaft.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, what the utility model coordinated including cylinder 1 and with the bottom of cylinder 1
Filter membrane head part 3, cylinder 1 and filter membrane head part 3 are hollow structure, and filter membrane head part 3 is connected on cylinder 1 by screw lid 2, described
Elastic force apparatus is provided between screw lid 2 and filter membrane head part 3, the top of the cylinder 1 is provided with top contact 1-3；The cylinder
The middle part of body 1 is radially offered to be connected together for the modulus for placing filter membrane in modulus through hole 1-2, the modulus through hole 1-2
Movable part 4, the elastic force apparatus is spring 6, and the lower section of screw lid 2 is provided with saddle 2-1 under spring, the filter membrane head part 3
On be provided with spring top fastening station 3-3, the spring 6 is fastened under spring between saddle 2-1 and spring top fastening station 3-3, the filter
The lower rotational of film head part 3 is connected with hand pressure board 5, and the bottom of the filter membrane head part 3 is provided with bottom fitting 3-1.
In actual use, by setting the elastic force apparatus to provide enough thrust, filter membrane to filter membrane head part 3
Head part 3 can compress modulus movable part 4 in the presence of thrust, it is ensured that good air-tightness, be easy to promote the use of；By
Set on cylinder 1 inside top contact 1-3, the cylinder 1 from top to bottom through cylinder air passing hole 1-1 is set, make to change filter membrane dress
Put directly to be connected with the air inlet pipeline of atmosphere particulate matter sampler, and simple in construction, using effect is good；Filter membrane is passed through into modulus
Movable part 4 is arranged in dress fenestra 4-2, and filter membrane head part 3 compresses modulus movable part 4 in the presence of the elastic force apparatus, it is ensured that
Air-tightness good between modulus movable part 4, cylinder 1 and filter membrane head part 3, sampling accuracy is high；By setting hand pressure board 5,
Arced terminus 5-2 is provided with the hand pressure board 5, when hand pressure board 5 is gone into plumbness, the arced terminus 5-2 can be withstood on
Spring 6 in the bottom of screw lid 2, the elastic force apparatus drives filter membrane head part 3 to move downward simultaneously by compression, modulus movable part
4 are released, and new filter membrane are put into modulus movable part 4 after taking out filter membrane, then hand pressure board 5 is gone into horizontal level, the bullet
Power apparatus will automatic impaction modulus movable part 4, realize more facilitate.
As shown in figure 5, in the present embodiment, the modulus movable part 4 includes dress diaphragm plate 4-1 and is arranged on dress diaphragm plate 4-1
Modulus handle 4-3, the dress diaphragm plate 4-1 middle positions set dress fenestra 4-2.
In actual use, the spring 6 is in compressive state, and spring 6 can give filter membrane top by spring top fastening station 3-3
Part 3 provides a upward thrust, it is ensured that modulus movable part 4 has preferable air-tightness, and screw lid 2 passes through spiral shell in screw lid
Line 2-2 is connected to the bottom of cylinder 1.
In the present embodiment, the screw lid 2 is threadedly coupled with cylinder 1.
As shown in figure 4, in the present embodiment, external screw thread is provided with the top contact 1-3.The external screw thread can facilitate
Be arranged on sampler on.
As shown in Figure 2 and Figure 6, in the present embodiment, the lower section of the filter membrane head part 3 is provided with the first mounting hole 3-2, described
The second mounting hole 5-1, the second mounting hole 5-1 is provided with hand pressure board 5 and is rotated by the mounting hole 3-2 of rotating shaft 7 and first and is connected
Connect.
In actual use, the hand pressure board 5 can be rotated with around the shaft 7, when hand pressure board 5 is gone into upright position, hand
Pressing plate 5 can drive filter membrane head part 3 to move downward, and spring 6 is compressed, and modulus movable part 4 is released, and can carry out changing filter membrane behaviour
Make；When hand pressure board 5 goes to horizontality, filter membrane head part 3 can upwards be moved under the thrust of spring 6, modulus movable part 4
It is compacted.
In the present embodiment, the bottom fitting 3-1 is threaded in the bottom of filter membrane head part 3.
In the present embodiment, the filter membrane head part 3 and cylinder 1 are cylindric.
The utility model by hand pressure board 5 in use, go to plumbness, then the modulus movable part for installing filter membrane first
4 are fastened in dress fenestra 4-2, and hand pressure board 5 then is gone into horizontality compresses modulus movable part 4, then by top contact 1-3
On the air inlet pipeline of atmosphere particulate matter sampler, then bottom fitting 3-1 is connected to form loop with outlet pipe, needed
When change filter membrane operation, it is only necessary to which hand pressure board 5 is gone into plumbness, the filter that modulus movable part 4 more renews after being released
Film, then goes to horizontality by hand pressure board 5 again, and modulus movable part 4 can just proceed air sampling operation after being compacted
.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (7)
1. a kind of compression type changes filter membrane device, it is characterised in that：The filter membrane top coordinated including cylinder (1) and with cylinder (1) bottom
Part (3), cylinder (1) and filter membrane head part (3) are hollow structure, and filter membrane head part (3) is connected to cylinder (1) by screw lid (2)
On, it is provided with the top of elastic force apparatus, the cylinder (1) at the top of being provided with and connects between the screw lid (2) and filter membrane head part (3)
Head (1-3)；Radially offer and be connected together in modulus through hole (1-2), the modulus through hole (1-2) in the middle part of the cylinder (1)
There is the modulus movable part (4) for placing filter membrane, the elastic force apparatus is to be provided with bullet below spring (6), the screw lid (2)
Spring top fastening station (3-3) is provided with saddle (2-1) under spring, the filter membrane head part (3), the spring (6) is fastened under spring
Between saddle (2-1) and spring top fastening station (3-3), the lower rotational of the filter membrane head part (3) is connected with hand pressure board (5), described
The bottom of filter membrane head part (3) is provided with bottom fitting (3-1).
2. change filter membrane device according to a kind of compression type described in claim 1, it is characterised in that：Modulus movable part (4) bag
Dress diaphragm plate (4-1) and the modulus handle (4-3) being arranged on dress diaphragm plate (4-1) are included, described dress diaphragm plate (4-1) middle position is set
Put dress fenestra (4-2).
3. change filter membrane device according to a kind of compression type described in claim 1 or 2, it is characterised in that：The screw lid (2) and cylinder
Body (1) is threadedly coupled.
4. change filter membrane device according to a kind of compression type described in claim 1 or 2, it is characterised in that：The top contact (1-3)
On be provided with external screw thread.
5. change filter membrane device according to a kind of compression type described in claim 1 or 2, it is characterised in that：The filter membrane head part (3)
Lower section is provided with the first mounting hole (3-2), the hand pressure board (5) and is provided with the second mounting hole (5-1), second mounting hole
(5-1) is rotated by rotating shaft (7) and the first mounting hole (3-2) and connected.
6. change filter membrane device according to a kind of compression type described in claim 1 or 2, it is characterised in that：The bottom fitting (3-1)
It is threaded in the bottom of filter membrane head part (3).
7. change filter membrane device according to a kind of compression type described in claim 1 or 2, it is characterised in that：The filter membrane head part (3) and
Cylinder (1) is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345590.0U CN206593922U (en) | 2017-04-05 | 2017-04-05 | A kind of compression type changes filter membrane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345590.0U CN206593922U (en) | 2017-04-05 | 2017-04-05 | A kind of compression type changes filter membrane device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206593922U true CN206593922U (en) | 2017-10-27 |
Family
ID=60122031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720345590.0U Expired - Fee Related CN206593922U (en) | 2017-04-05 | 2017-04-05 | A kind of compression type changes filter membrane device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206593922U (en) |
-
2017
- 2017-04-05 CN CN201720345590.0U patent/CN206593922U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20200405 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |