CN204073577U - A kind of backwash filter - Google Patents
A kind of backwash filter Download PDFInfo
- Publication number
- CN204073577U CN204073577U CN201420405264.0U CN201420405264U CN204073577U CN 204073577 U CN204073577 U CN 204073577U CN 201420405264 U CN201420405264 U CN 201420405264U CN 204073577 U CN204073577 U CN 204073577U
- Authority
- CN
- China
- Prior art keywords
- end cap
- filter
- urceolus
- joint
- sealing ring
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model belongs to filter technology field, be specifically related to a kind of by back flush to clear up the filter of filter core; Technical problem to be solved is: providing a kind of without the need to changing, possessing backwashing function, the filter that production efficiency is high; The technical scheme that technical solution problem adopts is: a kind of backwash filter, comprise urceolus, end cap seal is passed through at the two ends of urceolus, the inside of urceolus is divided into inner chamber and exocoel two parts by screen pack, by the control of hydraulic valve, during normal work, filtrate, from the inside cavity direction flowing of exocoel, is filtered filtrate, when clearing up filter screen, filtrate is from the outside cavity direction flowing of inner chamber, and filtrate back flush screen pack, reaches the effect of cleaned filter screen, cleaning speed is fast, easy to operate, good filtration effect, is particularly suitable for equipment use under ore deposit.
Description
Technical field
The utility model belongs to filter technology field, be specifically related to a kind of by back flush to clear up the filter of filter core.
Background technology
Current underground coal mine high-pressure emulsion need filter Posterior circle and use, general employing filter screen filtration, due to bad environments under ore deposit, after screen pack uses a period of time, very many impurity will be piled up on filter screen, these impurity can affect the rate of filtration and the filter efficiency of filter core, therefore, need to be cleared up by filter core in time.Filter core need be pulled down rear cleaning at present, this will shut down replacing filter screen, and impact is normally produced, and cost is higher simultaneously, and replacing construction is longer.
Utility model content
The utility model overcomes the deficiency that prior art exists, and technical problem to be solved is: providing a kind of without the need to changing, possessing backwashing function, the filter that production efficiency is high.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of backwash filter, comprise urceolus, one end of described urceolus is by the first end cap seal, the other end is by the second end cap seal, net cylinder is provided with in urceolus, one end of net cylinder is connected by the first net cylinder end cap with between the first end cap, be connected by the second net cylinder end cap between the other end with the second end cap, cylindric screen pack is provided with in net cylinder, exocoel is formed between the outer wall of screen pack and the inwall of urceolus, the inwall of screen pack surrounds inner chamber, the outside of the first end cap is connected with the first fitting sleeve, the first passage be connected with exocoel is provided with in described first fitting sleeve, described first end covers the first joint be connected with intracavity inter-connection, first joint and the first end cap be concentric to be arranged and extends to the outside of the first fitting sleeve, the outside of the second end cap is connected with the second fitting sleeve, the second channel be connected with exocoel is provided with in second fitting sleeve, the middle part of the second end cap is connected with the second joint with intracavity inter-connection, second joint and the second end cap be concentric to be arranged and extends to the outside of the second fitting sleeve.
Further, be provided with sealing ring between described first end cap and urceolus, between the second end cap and urceolus, be provided with sealing ring.
Further, between described first end cap and the first net cylinder end cap, be provided with sealing ring, between the second end cap and the second net cylinder end cap, be provided with sealing ring.
Further, sealing ring is provided with between described first joint and the first end cap, be provided with sealing ring between first joint and the first fitting sleeve, be provided with sealing ring between described second joint and the second end cap, between the second joint and the second fitting sleeve, be provided with sealing ring.
Further, described first end cap is connected by multiple screw with between urceolus, and described second end cap is connected by multiple screw with between urceolus.
The utility model compared with prior art has following beneficial effect: when the emulsion of filtration system, by the control of hydraulic valve and control system, first passage leads to emulsion, second channel and the first joint are closed, after emulsion enters into the exocoel of filter, by strainer filtering, the clean filtrate after filtration is entered into inner chamber and is discharged by the second joint, the filtration of completion system emulsion; When there is blocking in filter core, first joint passes into counter-flushing liquid, first passage and the second interface are closed, counter-flushing liquid enters inner chamber, then after screen pack, exocoel is entered, back flush is attached to impurity on screen pack outer wall and tamper, and the liquid after flushing is discharged by second channel, reaches the effect of cleaned filter screen.This backwash process used time is short, is generally 1 to 2 minutes, substantially reduces the scavenging period of filter core, can not affect operating efficiency.Relative to traditional cartridge removal and cleaning, cleaning is quick, and cleaning performance is good, is particularly suitable for equipment use under ore deposit.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is the structural representation of a kind of backwash filter of the utility model.
In figure: 1 is urceolus, 2 is the first end cap, and 3 is the second end cap, 4 is net cylinder, and 5 is the first net cylinder end cap, and 6 is the second net cylinder end cap, 7 is exocoel, and 8 is inner chamber, and 9 is the first fitting sleeve, 10 is first passage, 11 is the first joint, and 12 is the second fitting sleeve, and 13 is second channel, 14 is the second joint, and 15 is screw.
Detailed description of the invention
Be described in further detail the utility model by reference to the accompanying drawings now, accompanying drawing is the schematic diagram simplified, and only basic structure of the present utility model is described in a schematic way, therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of backwash filter, comprise urceolus 1, one end of described urceolus 1 is sealed by the first end cap 2, the other end is sealed by the second end cap 3, net cylinder 4 is provided with in urceolus 1, one end of net cylinder 4 is connected by the first net cylinder end cap 5 with between the first end cap 2, be connected by the second net cylinder end cap 6 between the other end with the second end cap 3, cylindric screen pack is provided with in net cylinder 4, exocoel 7 is formed between the outer wall of screen pack and the inwall of urceolus 1, the inwall of screen pack surrounds inner chamber 8, filtrate is flowed from exocoel 7 to inner chamber 8, by being arranged on the strainer filtering on inner chamber 8, the outside of the first end cap 2 is connected with the first fitting sleeve 9, the first passage 10 be connected with exocoel 7 is provided with in described first fitting sleeve 9, first passage 10 is connected with the feed tube of system, described first end cap 2 is connected with the first joint 11 be connected with inner chamber 8, first joint 11 and the first end cap 2 be concentric to be arranged and extends to the outside of the first fitting sleeve 9, first joint 11 is connected with the feed tube of backwash liquid, the outside of the second end cap 3 is connected with the second fitting sleeve 12, the second channel 13 be connected with exocoel 7 is provided with in second fitting sleeve 12, second channel 13 is connected with the drain pipe of backwash liquid, the middle part of the second end cap 3 is connected with the second joint 14 be connected with inner chamber 8, second joint 14 and the second end cap 3 be concentric to be arranged and extends to the outside of the second fitting sleeve 12, second joint 14 is connected with the drain pipe of system.
When the emulsion of filtration system, by the control of hydraulic valve and control system, first passage 10 leads to emulsion, second channel 13 and the first joint 11 are closed, after emulsion enters into the exocoel 7 of filter, by strainer filtering, the clean filtrate after filtration is entered into inner chamber 8 and is discharged by the second joint 14, the filtration of completion system emulsion.
When there is blocking in filter core, first joint 11 passes into counter-flushing liquid, first passage 10 and the second joint 14 are closed, counter-flushing liquid enters inner chamber 8, then after screen pack, exocoel 7 is entered, back flush is attached to impurity on screen pack outer wall and tamper, and the liquid after flushing is discharged by second channel 13, reaches the effect of cleaned filter screen.This backwash process used time is short, is generally 1 to 2 minutes, substantially reduces the scavenging period of filter core, can not affect operating efficiency.
As preferably, be provided with sealing ring between described first end cap 2 and urceolus 1, be provided with sealing ring between the second end cap 3 and urceolus 1, avoid leakage, good sealing effect.
As preferably, be provided with sealing ring between described first end cap 2 and the first net cylinder end cap 5, be provided with sealing ring between the second end cap 3 and the second net cylinder end cap 6, avoid leakage, good sealing effect.
As preferably, sealing ring is provided with between described first joint 11 and the first end cap 2, sealing ring is provided with between first joint 11 and the first fitting sleeve 9, sealing ring is provided with between described second joint 14 and the second end cap 3, sealing ring is provided with between second joint 14 and the second fitting sleeve 12, avoid leakage, good sealing effect.
As preferably, described first end cap 2 is connected by multiple screw 15 with between urceolus 1, and described second end cap 3 is connected by multiple screw 15 with between urceolus 1, Whole-dismountable, easy accessibility.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (5)
1. a backwash filter, it is characterized in that, comprise urceolus (1), one end of described urceolus (1) is by the first end cap (2) sealing, the other end is by the second end cap (3) sealing, net cylinder (4) is provided with in urceolus (1), one end of net cylinder (4) is connected by the first net cylinder end cap (5) with between the first end cap (2), be connected by the second net cylinder end cap (6) between the other end with the second end cap (3), cylindric screen pack is provided with in net cylinder (4), exocoel (7) is formed between the inwall of the outer wall of screen pack and urceolus (1), the inwall of screen pack surrounds inner chamber (8), the outside of the first end cap (2) is connected with the first fitting sleeve (9), the first passage (10) be connected with exocoel (7) is provided with in described first fitting sleeve (9), described first end cap (2) is connected with the first joint (11) be connected with inner chamber (8), first joint (11) and the first end cap (2) be concentric to be arranged and extends to the outside of the first fitting sleeve (9), the outside of the second end cap (3) is connected with the second fitting sleeve (12), the second channel (13) be connected with exocoel (7) is provided with in second fitting sleeve (12), the middle part of the second end cap (3) is connected with the second joint (14) be connected with inner chamber (8), second joint (14) and the second end cap (3) be concentric to be arranged and extends to the outside of the second fitting sleeve (12).
2. a kind of backwash filter according to claim 1, is characterized in that, is provided with sealing ring, is provided with sealing ring between the second end cap (3) and urceolus (1) between described first end cap (2) and urceolus (1).
3. a kind of backwash filter according to claim 1, is characterized in that, is provided with sealing ring between described first end cap (2) and the first net cylinder end cap (5), is provided with sealing ring between the second end cap (3) and the second net cylinder end cap (6).
4. a kind of backwash filter according to claim 1, it is characterized in that, sealing ring is provided with between described first joint (11) and the first end cap (2), sealing ring is provided with between first joint (11) and the first fitting sleeve (9), be provided with sealing ring between described second joint (14) and the second end cap (3), between the second joint (14) and the second fitting sleeve (12), be provided with sealing ring.
5. a kind of backwash filter according to claim 1, it is characterized in that, described first end cap (2) is connected by multiple screw (15) with between urceolus (1), and described second end cap (3) is connected by multiple screw (15) with between urceolus (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405264.0U CN204073577U (en) | 2014-07-22 | 2014-07-22 | A kind of backwash filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405264.0U CN204073577U (en) | 2014-07-22 | 2014-07-22 | A kind of backwash filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204073577U true CN204073577U (en) | 2015-01-07 |
Family
ID=52166345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405264.0U Withdrawn - After Issue CN204073577U (en) | 2014-07-22 | 2014-07-22 | A kind of backwash filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204073577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069666A (en) * | 2014-07-22 | 2014-10-01 | 长治市永华机械有限公司 | Back washing filter |
-
2014
- 2014-07-22 CN CN201420405264.0U patent/CN204073577U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069666A (en) * | 2014-07-22 | 2014-10-01 | 长治市永华机械有限公司 | Back washing filter |
| CN104069666B (en) * | 2014-07-22 | 2016-01-20 | 长治市永华机械有限公司 | Backwash filter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104069666B (en) | Backwash filter | |
| CN203507660U (en) | Back-flushing filter for fully-mechanized coal mining water supply pipeline | |
| CN204073577U (en) | A kind of backwash filter | |
| CN109011781A (en) | Pressure limiting classified filtering device can be backwashed | |
| CN202876494U (en) | Backwashing type water filter | |
| CN204073583U (en) | A kind of linear filter | |
| CN104083921B (en) | For the emulsion filter under ore deposit | |
| CN104129836A (en) | Oil-water well stratigraphic reservoir water-injection decontamination filtering self-cleaning device | |
| CN104069673B (en) | Backwash twinfilter | |
| CN206419006U (en) | A kind of vertical filtering desander | |
| CN103322227B (en) | A kind of large-flow water treatment device | |
| CN104083927B (en) | Linear filter | |
| CN104083925B (en) | Backwash single-filtering system | |
| CN204275619U (en) | For the filter of coal tar deep processing | |
| CN204073612U (en) | A kind of backwash twinfilter | |
| CN209076157U (en) | A kind of petroleum dross filtering device | |
| CN205109167U (en) | Active filter is used in oil -field flooding | |
| CN104083922B (en) | Mining backwash filter | |
| CN103432814B (en) | A kind of filtration system containing recoiling device | |
| CN207384950U (en) | A kind of self-cleaning filter device applied to the processing of coking desulfurization liquid | |
| CN212998672U (en) | Water injection filter for water injection well of oil field | |
| CN203868042U (en) | High pressure filtering and automatic backwashing device for emulsion | |
| CN104645683B (en) | A kind of many interlayers filter element | |
| CN204356133U (en) | A kind of full automatic high efficiency recursive filter | |
| CN204036804U (en) | A kind of polyethylene melt filters extruder head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |