CN202191754U - Bag filter - Google Patents
Bag filter Download PDFInfo
- Publication number
- CN202191754U CN202191754U CN2011201490156U CN201120149015U CN202191754U CN 202191754 U CN202191754 U CN 202191754U CN 2011201490156 U CN2011201490156 U CN 2011201490156U CN 201120149015 U CN201120149015 U CN 201120149015U CN 202191754 U CN202191754 U CN 202191754U
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- cylindrical shell
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- plate
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Abstract
The utility model relates to a bag filter for filtering fluid. The filter has better corrosion resistance. The filter comprises a container, a support frame, a filter bag and a feeding pipe, wherein a discharging pipe opening which is arranged on the feeding pipe and in the container is communicated with the zone of a cavity of the filter bag and hermetically isolated from liquid in a zone outside the filter bag; the container is made of organic synthesized materials, the container comprises a top part, a bottom part and a barrel vertically arranged between the top part and the bottom part, the top part is connected with a flange of the barrel, the connecting part of the feeding pipe and the container is arranged at the middle-upper part of the barrel, a plurality of rib plates are distributed in cavities on the top part and the bottom part of the container, and the plate surfaces of the rib plates are arranged along the radial direction of the barrel. The structural strength of the equipment is ensured through the arrangement of the rib plates, the change of the connecting position of the feeding pipe and the fixed connection of the support frame and the container, so that the filter with corrosion resistance can be manufactured by utilizing PP (Polypropylene) with corrosion resistance and low cost, the service life of the filter can be obviously prolonged, the use cost of the equipment can be reduced, and the equipment is convenient to transport and mount.
Description
Technical field
The utility model relates to a kind of bag filter of filtered fluid.
Background technology
Bag filter is a kind of novel filter plant, and its operation principle is a pressure filtration.Filter comprises three parts: guarantee the liquid container of liquid head, the bracing frame and the liquid filtering bag of support filter bag.The liquid bag filter includes single bag filter, many bag filters; Or be divided into the side entering type bag filter, head into the formula bag filter.The tank body shape that liquid container is normally vertical, filtered liquid from bag filter top or side in feed pipe injects container, get into the liquid filtering bag of bracing frame support fixation then, liquid evenly distributes in filter bag, does not have the negative effect of turbulent flow; Particle after bag filter filters all is trapped within the liquid filtering bag, can continue to use behind the replacing filter bag.Bag filter has that treating capacity is big, volume is little, and dirt content is big; Advantages such as the carrying operating pressure is big, and crushing is little, and operating cost is low, and energy-saving effect is obvious, so the scope of application is wider.
But existing bag filter is generally used stainless steel, and its liquid container, bracing frame all adopt stainless steel material to process the back welding separately and form.Be easy to generate Lou weldering like this, after use a period of time, weld seam is corroded earlier easily, causes structural strength to reduce, and shorten service life.And the fluid that filters itself also is to have corrosively usually, and service time one is long, and stainless steel material can produce the situation because of corrosion thinning, and withstand voltage degree reduces, and has increased the operational hazards degree, has polluted filter medium simultaneously; If the isolation liner is set between container inner wall and filter liquide, then its liner comes off easily, and the meeting that situation is serious makes to produce and pauses.
And owing to use stainless steel material can cause cost to raise, equipment funds have high input, and change and the maintenance cost height, and final scrap is decomposed reuse difficulty relatively.Weight of equipment is big simultaneously, for the basis is installed certain requirement is arranged.
Based on these situation; Many enterprises also once considered to use better, the lower-cost organic synthesis material of corrosion resistance filter; For example PP, PVC or engineering plastics etc.; But the structural strength of synthetic material commonly used is lower, increases the equipment wall thickness and can significantly increase cost, also can increase weight of equipment; And the price of intensity good engineering plastics own is just very high.Therefore do not have effective way to solve this technical barrier in the prior art, therefore utilize the case of organic synthesis materials processing bag filter still not appear in the newspapers.
Summary of the invention
The purpose of the utility model provides a kind of bag filter, and the decay resistance of this filter is better.
For realizing above-mentioned purpose; The utility model has adopted following technical scheme: a kind of bag filter comprises container and the bracing frame that is fixed in the container, fixing filter bag on the bracing frame; The charging and discharging pipe is set on the container; The discharging mouth of pipe that is positioned at container on the feed pipe communicates with the zone of filter bag inner chamber, isolates with the outer regional liquid sealing of filter bag, and it is characterized in that: described container is processed by the organic synthesis material, and container comprises top, bottom and the vertical cylindrical shell of arranging between the two; The top is connected with shell flange, and the connecting portion of feed pipe and container is in the cylindrical shell middle and upper part.
The operation principle of the utility model is consistent with prior art, and key is that described container is that the organic synthesis material is processed, and for example processes with the lower PP material of price.Certainly; For filter effect and the structural strength thereof that guarantees filter; The utility model is to structure of filter, shape; Especially the planform of container is improved, and the link position and the bracing frame that just change feed pipe specifically are connected the supporting role to chamber wall with the affixed and flange of container, have guaranteed the structural strength of equipment.So just solved the technological deficiency of the organic synthesis strength of materials, insufficient rigidity in the prior art; Can reduce the equipment wall thickness; Under the prerequisite of practicing thrift cost, utilize organic synthesis material acid and alkali-resistance, corrosion resistant characteristic, the decay resistance of equipment is significantly improved, whole service life can significantly increase; Also reduced the equipment use cost, be convenient to the equipment transportation, install.
Description of drawings
Fig. 1 is the main TV structure sketch map of the utility model;
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
Like Fig. 1, shown in 2, in order to know the improvement of simple displaying the utility model, omitted some and dissectd the filling of symbol among the figure.A kind of bag filter of the utility model; Comprise container 30 and the bracing frame that is fixed in the container 30; Fixing filter bag 18 on the bracing frame is provided with charging and discharging pipe 7,11 on the container 30, the discharging mouth of pipe that is positioned at container 30 on the feed pipe 7 communicates with the zone of filter bag 18 inner chambers, isolates with filter bag 18 outer regional liquid sealings; Described container 30 is processed by the organic synthesis material; Container 30 comprises top 3, bottom 10 and the vertical cylindrical shell of arranging 8 between the two, and top 3 is connected with cylindrical shell 8 flanges, and the connecting portion of feed pipe 7 and container 30 is on cylindrical shell 8.
Certainly, filter also comprises: the tube connector 1,2 that is arranged on container 30 tops 3 is used to connect instrument such as pressure, temperature; The flange connecting portion, just two ring flanges 4, be provided with " O " shape sealing ring 5 between 6; And connecting the supporting leg 12 be convenient to install and locate etc. on the bottom 10 of container 30, these are not improvements of the present invention, do not elaborate.Fluid to be filtered is by the charging aperture access arrangement of feed pipe 7; Upwards flow and get into the zone of filter bag 18 inner chambers by the discharging mouth of pipe outflow back of feed pipe 7 upper ends along bracing frame; Solid in the solid fluid is arrested in the filter bag 18 then; Liquid flows into container 30 inner chambers outside the filter bag 18, and outside discharge nozzle 11 device for transferring by the equipment bottom, it is complete to be convenient to discharge bottom discharge nozzle 11 is arranged on.
As for described top 3 of the utility model and bottom 7 mainly is to surround to constitute closed container 30; Its concrete shape is not strict with; Can be illustrated rounded cover cap shape, container 30 integral body be the tank body shape, can top 3 be exactly flat basin shape with bottom 10 also.It mainly is that top 3 is connected with cylindrical shell 8 flanges that the core of the utility model is improved, and ring flange 4, the mutual support between 6 are played secure support to the structural strength at cylindrical shell 8 and top 3 like this; Because the height dimension of cylindrical shell 8 is bigger; Therefore feed pipe 7 is positioned on the cylindrical shell 8 with the connecting portion of container 30; The other end perhaps is fixed on top 3 or preferably is fixed on the bracing frame like the utility model; Feed pipe 7 just can strengthen the structural strength and the performance of cylindrical shell 8, guarantees the overall performance of equipment.This with prior art in feed pipe 7 only consider that fluid resistance is significantly different with the set-up mode that shortens pipe range.
Certainly, in such structure, the cylindrical shell 8 of mid portion can be that wall thickness is greater than top 3 and bottom 10 wall thickness; Cylindrical shell 8 lower ends can be and bottom 10 integral molded plastics or stamping forming, also can be the part socket joints in top 3 and bottom 10, guarantee the structural behaviour of integral body, process also very convenient.
Better: top 3 and a plurality of gussets 13 of bottom 10 cavity arrangements, the plate face of gusset 13 is along the radially setting of cylindrical shell 8.The supporting role of the gusset 13 of top 3 and bottom 10 inner chamber settings has guaranteed the structural strength of top 3 and bottom 10 reliably; The intensity at two ends, rigidity are enough then; Cylindrical shell 8 to the middle part also is better support, further guarantees the sound construction, stable of cylindrical shell 8.
Can also be: described flange connection be connected and composed by the ring flange 4,6 that is fixed in top 3 lower limbs and cylindrical shell 8 upper ends respectively; The bottom 10 of container 30 is affixed with cylindrical shell 8 lower ends, connects the affixed ring flat-plate 9 in the seam outside.
Better: the ring flange 6 and the ring flat-plate 9 of said cylindrical shell 8 upper ends are extended with stiffener 19 to cylindrical shell 8 middle parts, and the plate face of stiffener 19 extends along cylindrical shell 8 short transverses, and said stiffener 19 evenly distributes a plurality of along cylindrical shell 8 side faces.
That is to say to need not the socket joint design between top 3 and the cylindrical shell 8,, can guarantee that connection is reliable, be convenient to processing again as long as affixed ring flange 4,6 is implemented the flange connection in the end.Bottom 10 processes to fix as one then respectively with cylindrical shell 8 and can reduce the injection-moulding device size, reduces the injection moulding difficulty of processing.Ring flat-plate 9 also can be regarded as the shape of a ring flange, is that connecting portion is played the effect that structure is strengthened on the one hand.The particularly important is: be convenient to be provided with stiffener 19 like this; The booster action of stiffener 19 makes can increasing substantially in, structural strength of cylindrical shell 8; So both can reduce the wall thickness of cylindrical shell 8, save material, and also be convenient to cylindrical shell 8 simultaneously and implement to be connected with bottom 10 with top 3.
As for bracing frame one side and the container 30 affixed effects of playing the Reinforced container structural behaviour, support filter bag 18 on the other hand, be connected filter bag 18 and feed pipe 7, guarantee that fluid flow is smooth and easy.In conjunction with aforesaid container 30 shapes; The preferred support frame structure of the utility model is: described bracing frame comprises the porous plate 16 that the pressing plate 15 that is connected with the ring flange 4 at 3 edges, top is connected with ring flange 6 with cylindrical shell 8 upper ends; A plurality of holes that the position coincide are set on pressing plate 15 and the porous plate 16; The discharging mouth of pipe of feed pipe 7 is connected with porous plate 16 through different holes with filter bag basket 17, and filter bag 18 top edges that are used to filter are pressed between pressing plate 15 and the porous plate 16.
Further, described feed pipe 7 is a spigot-and-socket circular arc elbow, and affixed near the middle and upper part barrel of the straight-tube portion of charging aperture and cylindrical shell 8 on the feed pipe 7, cylindrical shell 8 outer walls are provided with stiffening plate.The utility model can be with the size design of stiffening plate big slightly, can not only play strengthening action like this, can also significantly improve the structural strength and the rigidity of cylindrical shell 8 itself.The feed pipe of prior art adopts the tubing 45 to being welded into 90 ° of elbows, and the charging resistance is big like this, and impact flow power is big in the elbow for fluid, and the equipment noise is big, poor stability.The utility model adopts commercially available standard spigot-and-socket circular arc elbow, has reduced the charging resistance, under equal caliber and the flow system pressure is minimized, and has practiced thrift the energy; And make fluid flow steadily, reduce the requirement to device structure intensity, so further guarantee the functional reliability of the filter of organic synthesis material manufacturing, the equipment noise reduces simultaneously.
Caliber, filter area, filter bag quantity as for charging and discharging pipe 7,11 arbitrarily design according to instructions for use; Filtering accuracy is at utmost met customer need through selecting the different meshes filter medium for use.Existing filter bag filtering accuracy improves constantly, and has reached 0.5 micron at present, in very large range can replace filter element filtering.The filter bag that is suitable for the organic synthesis material of the utility model also is easy to processing or purchase.
Top 3 and each affixed body 20 of 10 centre positions, bottom of described container 30, gusset 13 outer ends are connected with container 30 inwalls, the inner is connected with body 20 outer walls, near the position that is connected with container 30 walls through hole 21 are set on the body 20.That is to say body 20 and cylindrical shell 8 coaxial arrangement, be convenient to the connection of gusset 13 so on the one hand, avoid gusset 13 length dimensions excessive and influence its structural behaviour simultaneously.For the body 20 of bottom, body 20 calibers are greater than the caliber of discharge nozzle 11, like this just providing and suitable space for discharge nozzle 11 connects with container 30 in the body 20.
Because the utility model has improved the shape and the structure of filter, so the kind of selectable synthetic material just increases greatly, can both make filter exceeding under the prerequisite that increases wall thickness, play anticorrosion, durable effect.Most preferred scheme is: described container 30 and the parts that are connected with container 30 are processed by the PP material, are welded to connect between the parts.Like Fig. 1, shown in 2, be appreciated that just for the utility model has gone out the such standarized component of connecting bolt, other all is that the PP material is processed, its material cost is minimum; And materials processing property is good, and product is attractive in appearance; Material proportion is little, and product is light and handy, reduces the requirement of equipment installing base; The solder technology that is adopted, briefly the connection of heat seal just is a maturation process, and is with low cost, connects reliable.
Entire equipment is as long as the dismounting flange connects and can change filter bag easily, and is swift to operate, guarantees production efficiency, and filter exempts to clean, saving of work and time, and perhaps directly feeding clear water can clean up at the situation descending device of not dismantling equipment.
Claims (8)
1. bag filter; Comprise container (30) and be fixed on the bracing frame in the container (30); Fixing filter bag (18) on the bracing frame is provided with charging and discharging pipe (7,11) on the container (30), the discharging mouth of pipe that is positioned at container (30) on the feed pipe (7) communicates with the zone of filter bag (18) inner chamber, isolates with the outer regional liquid sealing of filter bag (18); It is characterized in that: described container (30) is processed by the organic synthesis material; Container (30) comprises top (3), bottom (10) and the vertical cylindrical shell of arranging (8) between the two, and top (3) are connected with cylindrical shell (8) flange, and the connecting portion of feed pipe (7) and container (30) is on cylindrical shell (8).
2. bag filter according to claim 1 is characterized in that: described top (3) and a plurality of gussets of bottom (10) cavity arrangements (13), the plate face of gusset (13) is along the radially setting of cylindrical shell (8).
3. bag filter according to claim 2 is characterized in that: described flange connection is connected and composed by the ring flange (4,6) that is fixed in top (3) lower limb and cylindrical shell (8) upper end respectively; The bottom (10) and cylindrical shell (8) lower end of container (30) are affixed, connect the seam outside affixed ring flat-plate (9).
4. bag filter according to claim 3; It is characterized in that: the ring flange (6) of described cylindrical shell (8) upper end and ring flat-plate (9) are extended with stiffener (19) to cylindrical shell (8) middle part; The plate face of stiffener (19) extends along cylindrical shell (8) short transverse, and said stiffener (19) evenly distributes a plurality of along cylindrical shell (8) side face.
5. according to claim 2 or 3 or 4 described bag filters; It is characterized in that: described bracing frame comprises the porous plate (16) that the pressing plate (15) that is connected with the ring flange (4) at edge, top (3) is connected with ring flange (6) with cylindrical shell (8) upper end; A plurality of holes that the position coincide are set on pressing plate (15) and the porous plate (16); The discharging mouth of pipe of feed pipe (7) is connected with porous plate (16) through different holes with filter bag basket (17), and the filter bag that is used to filter (18) top edge is pressed between pressing plate (15) and the porous plate (16).
6. bag filter according to claim 5 is characterized in that: described feed pipe (7) is a spigot-and-socket circular arc elbow, and feed pipe (7) is gone up near the middle and upper part barrel of the straight-tube portion of charging aperture and cylindrical shell (8) affixed, and cylindrical shell (8) outer wall is provided with stiffening plate.
7. bag filter according to claim 5; It is characterized in that: the top (3) of described container (30) and each affixed body (20) of centre position, bottom (10); Gusset (13) outer end is connected with container (30) inwall, the inner is connected with body (20) outer wall, and body (20) is gone up and near the position that is connected with container (30) wall through hole (21) is set.
8. bag filter according to claim 5 is characterized in that: described container (30) and the parts that are connected with container (30) are processed by the PP material, are welded to connect between the parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201490156U CN202191754U (en) | 2011-05-11 | 2011-05-11 | Bag filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201490156U CN202191754U (en) | 2011-05-11 | 2011-05-11 | Bag filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202191754U true CN202191754U (en) | 2012-04-18 |
Family
ID=45946686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201490156U Expired - Fee Related CN202191754U (en) | 2011-05-11 | 2011-05-11 | Bag filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202191754U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102198344A (en) * | 2011-05-11 | 2011-09-28 | 上海山姆环保设备有限公司 | Bag filter |
| CN109499120A (en) * | 2018-12-28 | 2019-03-22 | 启明星宇节能科技股份有限公司 | A kind of feeding of filter press pipe connection |
-
2011
- 2011-05-11 CN CN2011201490156U patent/CN202191754U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102198344A (en) * | 2011-05-11 | 2011-09-28 | 上海山姆环保设备有限公司 | Bag filter |
| CN102198344B (en) * | 2011-05-11 | 2015-03-25 | 上海山姆环保设备有限公司 | Bag filter |
| CN109499120A (en) * | 2018-12-28 | 2019-03-22 | 启明星宇节能科技股份有限公司 | A kind of feeding of filter press pipe connection |
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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: 20120418 Termination date: 20130511 |