CN203425590U - Portable type backwashing filter - Google Patents
Portable type backwashing filter Download PDFInfo
- Publication number
- CN203425590U CN203425590U CN201320451476.8U CN201320451476U CN203425590U CN 203425590 U CN203425590 U CN 203425590U CN 201320451476 U CN201320451476 U CN 201320451476U CN 203425590 U CN203425590 U CN 203425590U
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- China
- Prior art keywords
- element kit
- valve
- flange
- annular channel
- liquid
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a portable type backwashing filter. According to the portable type backwashing filter, in a working state, a first valve is switched on and a second valve is switched off; liquid flows into a post-positioned filtering core assembly from a pre-positioned filtering core assembly; the liquid in the pre-positioned filtering core assembly enters a water outlet pipe from a first annular runner; in a backwashing state, the first valve is closed and the second valve is switched on; the liquid passes through the pre-positioned filtering core assembly to enter a second annular runner; the liquid in the second annular runner enters the post-positioned filtering core assembly and the liquid in the post-positioned filtering core assembly is discharged by a blow-off pipe. The portable type backwashing filter is simple in structure, small in volume and convenient to carry.
Description
Technical field
The utility model relates to a kind of backwash filter, especially relates to a kind of portable backwash filter.
Background technology
Backwash filter is most important filter in hydraulic support electrohydraulic control system, is mainly used in filtering the emulsion that enters whole hydraulic support, to guarantee the cleanliness factor of emulsion.Traditional back-flushing filter complex structure, volume ratio is larger, is installed on inner element kit dismounting cumbersome simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of portable backwash filter simple in structure.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of portable backwash filter, comprise straight barrel type filter cylinder and rearmounted element kit, rearmounted element kit is arranged in straight barrel type filter cylinder with one heart, between rearmounted element kit and straight barrel type filter cylinder, there is the first annular channel, the front end of described straight barrel type filter cylinder is provided with water inlet pipe, in described water inlet pipe, be provided with preposition element kit, water inlet pipe and preposition element kit are provided with the second annular channel, between described rearmounted element kit and preposition element kit, be provided with the first valve, between described the first annular channel and the second annular channel, communicate, the rear end of described straight barrel type filter cylinder is provided with outlet pipe, described outlet pipe communicates with the second annular channel, the rear end of described rearmounted element kit is provided with blow-off pipe, in described blow-off pipe, be provided with the second valve, in working order, the first valve open and the second valve closing, liquid is by flowing in preposition element kit in rearmounted element kit, liquid in rearmounted element kit enters in outlet pipe by the first annular channel, under backwash state, the first valve closing and the second valve open, liquid flows through preposition element kit and enters into the second annular channel, and the liquid in the second annular channel enters in rearmounted element kit again, and the liquid in rearmounted element kit is discharged by blow-off pipe.
One side of the first described valve is provided with the first flange, the first flange is fixed on the valve body of the first valve by the first screw, the rear end of water inlet pipe is welded on the first flange, the front end of water inlet pipe is welded with the first seal nipple, in the first seal nipple, be provided with the first retainer ring, the second retainer ring is installed on valve body, on the first retainer ring, be provided with first ring connected in star, on the second retainer ring, be provided with the second annular groove, first ring connected in star is inserted in one end of preposition element kit, and the other end of preposition element kit inserts in the second annular groove.This structure is convenient to dismounting and the replacing of preposition element kit.
The opposite side of the first described valve is provided with the second flange, the second flange is fixed on the valve body of the first valve by the second screw, one end of straight barrel type filter cylinder is welded on the second flange, the other end of straight barrel type filter cylinder is welded on three-flange, three-flange is connected by the 3rd screw with the 4th flange, outlet pipe is welded on the 4th flange, the 3rd retainer ring is installed on valve body, on the 3rd described retainer ring, be provided with the 3rd annular groove, on three-flange, be provided with installation portion, on described installation portion, be provided with Fourth Ring connected in star, one end of rearmounted element kit is inserted in the 3rd annular groove, the other end of rearmounted element kit is inserted in the connected in star of Fourth Ring.This structure is convenient to dismounting and the replacing of rearmounted element kit.
The first valve is butterfly valve, and the second described valve is globe valve.
On described outlet pipe, be provided with the second seal nipple.
On described valve body, be provided with first liquid passage, the first described annular channel is communicated with the second described annular channel by described first liquid passage, described three-flange and the 4th flange form a flange group, in described flange group, be provided with second liquid passage and the 3rd fluid passage, described second liquid passage is positioned at the center of the 3rd fluid passage, the first described annular channel is communicated with outlet pipe by the 3rd fluid passage, blow-off pipe and second liquid channel connection.Reasonable in design, makes the volume of product less, is convenient for carrying.
On described straight barrel type filter cylinder, be provided with hydraulic pressure gage.
Compared with prior art, under the utility model has the advantages that in working order, the first valve open and the second valve closing, liquid is by flowing in preposition element kit in rearmounted element kit, and the liquid in rearmounted element kit enters in outlet pipe by the first annular channel; Under backwash state, the first valve closing and the second valve open, liquid flows through preposition element kit and enters into the second annular channel, liquid in the second annular channel enters in rearmounted element kit again, liquid in rearmounted element kit is discharged by blow-off pipe, it is simple in structure, and volume is smaller, easy to carry.
Accompanying drawing explanation
Fig. 1 is cutaway view of the present utility model;
Fig. 2 is outline drawing of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
A kind of portable backwash filter, comprise straight barrel type filter cylinder 1 and rearmounted element kit 2, rearmounted element kit 2 is arranged in straight barrel type filter cylinder 1 with one heart, between rearmounted element kit 2 and straight barrel type filter cylinder 1, there is the first annular channel 3, the front end of straight barrel type filter cylinder 1 is provided with water inlet pipe 4, in water inlet pipe 4, be provided with preposition element kit 5, water inlet pipe 4 is provided with the second annular channel 6 with preposition element kit 5, between rearmounted element kit 2 and preposition element kit 5, be provided with the first valve 7, between the first annular channel 3 and the second annular channel 6, communicate, the rear end of straight barrel type filter cylinder 1 is provided with outlet pipe 8, outlet pipe 8 communicates with the second annular channel 6, the rear end of rearmounted element kit 2 is provided with blow-off pipe 9, in blow-off pipe 9, be provided with the second valve, in working order, the first valve 7 is opened and the second valve closing, liquid is by flowing in preposition element kit 5 in rearmounted element kit 2, liquid in rearmounted element kit 2 enters in outlet pipe 8 by the first annular channel 3, under backwash state, the first valve 7 is closed and the second valve open, liquid flows through the liquid that preposition element kit 5 enters in the second annular channel 6, the second annular channels 6 and enters in rearmounted element kit 2 again, and the liquid in rearmounted element kit 2 is discharged by blow-off pipe 9.
One side of the first valve 7 is provided with the first flange 11, the first flange 11 is fixed on the valve body 13 of the first valve 7 by the first screw 12, the rear end of water inlet pipe 4 is welded on the first flange 11, the front end of water inlet pipe 4 is welded with the first seal nipple 14, in the first seal nipple 14, be provided with the first retainer ring 15, the second retainer ring 16 is installed on valve body 13, on the first retainer ring 15, be provided with first ring connected in star 17, on the second retainer ring 16, be provided with the second annular groove 18, first ring connected in star 17 is inserted in one end of preposition element kit 5, the other end of preposition element kit 5 inserts in the second annular groove 18.
The opposite side of the first valve 7 is provided with the second flange 19, the second flange 19 is fixed on the valve body 13 of the first valve 7 by the second screw 31, one end of straight barrel type filter cylinder 1 is welded on the second flange 19, the other end of straight barrel type filter cylinder 1 is welded on three-flange 20, three-flange 20 is connected by the 3rd screw with the 4th flange 21, outlet pipe 4 is welded on the 4th flange 21, the 3rd retainer ring 22 is installed on valve body 13, on the 3rd retainer ring 22, be provided with the 3rd annular groove 23, on three-flange 20, be provided with installation portion 24, on installation portion 24, be provided with Fourth Ring connected in star 25, one end of rearmounted element kit 2 is inserted in the 3rd annular groove 23, the other end of rearmounted element kit 2 is inserted in Fourth Ring connected in star 25.
The first valve 7 is butterfly valve, and the second valve is globe valve.
On outlet pipe 4, be provided with the second seal nipple 26.
On valve body 13, be provided with first liquid passage 27, the first annular channel 3 is communicated with the second annular channel 6 by first liquid passage 27, three-flange 20 and the 4th flange 21 form a flange group, in flange group, be provided with second liquid passage 28 and the 3rd fluid passage 29, second liquid passage 28 is positioned at the 3rd fluid passage 29 center, the first annular channel 3 is communicated with outlet pipe 8 by the 3rd fluid passage 29, and blow-off pipe 9 is communicated with second liquid passage 28.
On straight barrel type filter cylinder 1, be provided with hydraulic pressure gage 30.
Claims (7)
1. a portable backwash filter, comprise straight barrel type filter cylinder and rearmounted element kit, rearmounted element kit is arranged in straight barrel type filter cylinder with one heart, between rearmounted element kit and straight barrel type filter cylinder, there is the first annular channel, the front end of described straight barrel type filter cylinder is provided with water inlet pipe, in described water inlet pipe, be provided with preposition element kit, water inlet pipe and preposition element kit are provided with the second annular channel, between described rearmounted element kit and preposition element kit, be provided with the first valve, between described the first annular channel and the second annular channel, communicate, the rear end of described straight barrel type filter cylinder is provided with outlet pipe, described outlet pipe communicates with the second annular channel, the rear end of described rearmounted element kit is provided with blow-off pipe, in described blow-off pipe, be provided with the second valve, in working order, the first valve open and the second valve closing, liquid is by flowing in preposition element kit in rearmounted element kit, liquid in rearmounted element kit enters in outlet pipe by the first annular channel, under backwash state, the first valve closing and the second valve open, liquid flows through preposition element kit and enters into the second annular channel, and the liquid in the second annular channel enters in rearmounted element kit again, and the liquid in rearmounted element kit is discharged by blow-off pipe.
2. a kind of portable backwash filter according to claim 1, a side that it is characterized in that the first described valve is provided with the first flange, the first flange is fixed on the valve body of the first valve by the first screw, the rear end of water inlet pipe is welded on the first flange, the front end of water inlet pipe is welded with the first seal nipple, in the first seal nipple, be provided with the first retainer ring, the second retainer ring is installed on valve body, on the first retainer ring, be provided with first ring connected in star, on the second retainer ring, be provided with the second annular groove, first ring connected in star is inserted in one end of preposition element kit, the other end of preposition element kit inserts in the second annular groove.
3. a kind of portable backwash filter according to claim 2, the opposite side that it is characterized in that the first described valve is provided with the second flange, the second flange is fixed on the valve body of the first valve by the second screw, one end of straight barrel type filter cylinder is welded on the second flange, the other end of straight barrel type filter cylinder is welded on three-flange, three-flange is connected by the 3rd screw with the 4th flange, outlet pipe is welded on the 4th flange, the 3rd retainer ring is installed on valve body, on the 3rd described retainer ring, be provided with the 3rd annular groove, on three-flange, be provided with installation portion, on described installation portion, be provided with Fourth Ring connected in star, one end of rearmounted element kit is inserted in the 3rd annular groove, the other end of rearmounted element kit is inserted in the connected in star of Fourth Ring.
4. a kind of portable backwash filter according to claim 3, is characterized in that the first valve is butterfly valve, and the second described valve is globe valve.
5. a kind of portable backwash filter according to claim 4, is characterized in that being provided with the second seal nipple on described outlet pipe.
6. a kind of portable backwash filter according to claim 3, it is characterized in that being provided with first liquid passage on described valve body, the first described annular channel is communicated with the second described annular channel by described first liquid passage, described three-flange and the 4th flange form a flange group, in described flange group, be provided with second liquid passage and the 3rd fluid passage, described second liquid passage is positioned at the center of the 3rd fluid passage, the first described annular channel is communicated with outlet pipe by the 3rd fluid passage, blow-off pipe and second liquid channel connection.
7. a kind of portable backwash filter according to claim 1, is characterized in that being provided with hydraulic pressure gage on described straight barrel type filter cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320451476.8U CN203425590U (en) | 2013-07-25 | 2013-07-25 | Portable type backwashing filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320451476.8U CN203425590U (en) | 2013-07-25 | 2013-07-25 | Portable type backwashing filter |
Publications (1)
Publication Number | Publication Date |
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CN203425590U true CN203425590U (en) | 2014-02-12 |
Family
ID=50054654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320451476.8U Expired - Fee Related CN203425590U (en) | 2013-07-25 | 2013-07-25 | Portable type backwashing filter |
Country Status (1)
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CN (1) | CN203425590U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103381307A (en) * | 2013-07-25 | 2013-11-06 | 宁波长壁流体动力科技有限公司 | Portable back flushing filter |
CN108619773A (en) * | 2017-03-15 | 2018-10-09 | 深圳市金利源净水设备有限公司 | A kind of integrated form filter cartridge construction |
-
2013
- 2013-07-25 CN CN201320451476.8U patent/CN203425590U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103381307A (en) * | 2013-07-25 | 2013-11-06 | 宁波长壁流体动力科技有限公司 | Portable back flushing filter |
CN108619773A (en) * | 2017-03-15 | 2018-10-09 | 深圳市金利源净水设备有限公司 | A kind of integrated form filter cartridge construction |
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20170725 |