CN204017490U - A kind of filtration of backwash laminated filter and backwash conversion equipment - Google Patents
A kind of filtration of backwash laminated filter and backwash conversion equipment Download PDFInfo
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- CN204017490U CN204017490U CN201420437683.2U CN201420437683U CN204017490U CN 204017490 U CN204017490 U CN 204017490U CN 201420437683 U CN201420437683 U CN 201420437683U CN 204017490 U CN204017490 U CN 204017490U
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- backwash
- pipe
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- filter core
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Abstract
The utility model discloses a kind of filtration and backwash conversion equipment of backwash laminated filter, comprise for controlling filter core lamination frame, the blow-off pipe of lower movement, it is characterized in that: described blowdown pipe clamp is assigned in the lower end of housing, the nut bolt of the entrance point of described blow-off pipe and filter core lamination frame bottom, the port of export of described blow-off pipe stretches out housing and blowoff valve is connected, described blow-off pipe is nested with a rotating cylinder outward, on this rotating cylinder, offer the rotating hole of polygonized structure, on the outer wall of the described port of export, be shaped with the rotating part suitable with described rotating hole shape, described rotation borehole jack is assigned in rotating part periphery, on described blowoff valve, be shaped with the suspension part suitable with described rotating hole shape, the setting of staggering of described rotating hole and suspension part.The utility model has the advantage of: simple in structure, reliable, easy to operate, controllability is strong; Thereby it regulates the length that is spirally connected of blow-off pipe and nut to realize the lifting of filter core lamination frame by rotating blow-off pipe.
Description
Technical field
The utility model relates to Drinking Water Filtration technical field, specifically a kind of filtration of backwash laminated filter and backwash conversion equipment.
Background technology
The backwash process of filter core, utilizes the reverse impact effect of fluid exactly, the particulate pollutant that is deposited on cartridge surface is rinsed, and by backwash water discharge filter, make filter recover filtering function.In prior art, the filter method of backwash filter has a lot, but general structure complexity, and backwash effect is poor, is not also suitable for mini-plant and uses.Existing backwash filter conventionally adopts and changes the direction of a stream of water or utilize pressure to realize Filter Back Washing, certainly will cause like this filtration device structure complexity, and cost is high.
The for example patent No. is 200610049964.0, the patent of invention that name is called " backwash filter " discloses a kind of backwash filter: comprise housing and the upper cover with medium import and export and sewage draining exit, ball valve connects sewage draining exit, is provided with the filter screen with filter opening in housing; Its improvement is that housing internal upper part is provided with spacer ring, is above covered with the lower port that stretches into housing inner chamber, in filter screen and housing,, is provided with spring at the end, converts the impeller of liquid flowing energy driving gyration by dielectric fluid pressure energy to; Its effect by medium differential pressure moves downward filter screen, thereby switchable dielectric passage reaches the object of backwash.
There is following defect in the filter screen lifting of above-mentioned backwash filter: adopt the power of medium differential pressure as filter screen motion 1., medium differential pressure cannot accurately be controlled, thereby cause the conversion poor controllability between filtration and backwash state, move downward once pressure reduction not just cannot promote filter screen; 2. in the time of backwash state, medium differential pressure will overcome the elastic force of spring all the time, once pressure reduction is unstable, will cause the unstable of backwash state, affects normally carrying out of backwash.
Summary of the invention
The object of the utility model is to make up above-mentioned deficiency, open a kind of simple in structure, reliable, easy to operate to society, the filtration of a kind of backwash laminated filter that controllability is strong and backwash conversion equipment.
The technical solution of the utility model is achieved in that
A kind of filtration of backwash laminated filter and backwash conversion equipment, comprise the blow-off pipe moving up and down for controlling filter core lamination frame, it is characterized in that: described blowdown pipe clamp is assigned in the lower end of housing the nut bolt of its entrance point and described filter core lamination frame bottom; The port of export of described blow-off pipe stretches out housing and blowoff valve is connected, described blow-off pipe is nested with a rotating cylinder outward, on this rotating cylinder, offer the rotating hole of polygonized structure, on the outer wall of the port of export of described blow-off pipe, be shaped with the rotating part suitable with the rotating hole shape of described rotating cylinder, described rotation borehole jack is assigned in rotating part periphery, on described blowoff valve, be shaped with the suspension part suitable with described rotating hole shape, the setting of staggering of described rotating hole and suspension part.
Rotating hole in described rotating cylinder is regular hexagon structure, and described rotating part is also regular hexagon structure, and described suspension part is similarly regular hexagon structure.
The upper end of described rotating cylinder is the flared structure extending out.
Described blow-off pipe is the tubular structure that is provided with entrance point and the port of export, on described entrance point, is provided with mudhole, on described entrance point outer wall, is shaped with external screw thread.
Described blow-off pipe periphery is shaped with fastener, and described fastener card is assigned between the lower surface of described housing and the upper surface of eccentric nut.
Described nut upper surface is provided with fixture block, and described filter core lamination frame bottom surface is provided with suitable recessed, and described fixture block is sticked in described recessed.
The utility model advantage is compared with prior art:
The filtration of a kind of backwash laminated filter of the utility model and backwash conversion equipment, comprise the blow-off pipe moving up and down for controlling filter core lamination frame, this blowdown pipe clamp is assigned in the lower end of housing, the nut bolt of the entrance point of blow-off pipe and filter core lamination frame bottom, its port of export stretches out housing and blowoff valve is connected, thereby regulate the length that is spirally connected of blow-off pipe and nut to realize the lifting of filter core lamination frame by rotating blow-off pipe, and then complete the conversion of filtration and backwash state; Described blow-off pipe is nested with a rotating cylinder outward, to facilitate the rotation of blow-off pipe, makes more convenient to operately, and suspension part is set on blowoff valve, can effectively prevent that rotating cylinder from coming off.
In addition, the upper end of rotating cylinder is the flared structure extending out, convenient while making rotating cylinder assembling.
Brief description of the drawings
Fig. 1 is that the utility model is applied to the sectional structure schematic diagram in backwash laminated filter;
Fig. 2 is the sectional structure schematic diagram of Fig. 1 middle shell;
Fig. 3 is filter core lamination frame perspective view in Fig. 1;
Fig. 4 is the sectional structure schematic diagram of filter core lamination frame in Fig. 1;
Fig. 5 is the perspective view of filter core lamination cover in Fig. 1;
Fig. 6 is the sectional structure schematic diagram of filter core lamination cover in Fig. 1;
Fig. 7 is the plan structure schematic diagram of blowoff valve in Fig. 1;
Fig. 8 is the sectional structure schematic diagram of Fig. 7 B-B;
Fig. 9 is the perspective view of blow-off pipe in Fig. 1;
Figure 10 is the sectional structure schematic diagram of nut in Fig. 1;
Figure 11 is the plan structure schematic diagram of rotating cylinder in Fig. 1;
Figure 12 is the sectional structure schematic diagram of rotating cylinder in Fig. 1.
Detailed description of the invention
In the utility model accompanying drawing, the title of each Reference numeral is:
Housing 1, locating part 101, card article 102, cavity 103, valve body 2, water inlet 201, delivery port 202, plug part 3, filter core lamination frame 4, water outlet frame 401, apopore 411, base 402, projection 421, recessed 422, concave surface 403, filter core lamination cover 5, draw-in groove 501, chute 502, water inlet frame 503, sealing ring 531, the first inlet opening 532, the second inlet opening 533, blowoff valve 6, blowoff valve upper port 611, suspension part 621, blowoff valve lower port 612, rotating cylinder 7, rotating hole 701, blow-off pipe 8, entrance point 801, mudhole 811, external screw thread 812, the port of export 802, rotating part 821, fastener 803, eccentric nut 9, nut 10, fixture block 111, internal thread 112.
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figures 1 to 12, a kind of filtration of backwash laminated filter and backwash conversion equipment, comprise the blow-off pipe 8 moving up and down for controlling filter core lamination frame 4, it is characterized in that: described blow-off pipe 8 cards are assigned in the lower end of housing 1 nut 10 bolts of its entrance point 801 and described filter core lamination frame 4 bottoms; The port of export 802 of described blow-off pipe 8 stretches out housing 1 and is connected with blowoff valve 6, the outer rotating cylinder 7 that is nested with of described blow-off pipe 8, on this rotating cylinder 7, offer the rotating hole 701 of polygonized structure, on the outer wall of the port of export 802 of described blow-off pipe 8, be shaped with the rotating part 821 suitable with rotating hole 701 shapes of described rotating cylinder 7, described rotating hole 701 covers are assigned in rotating part 821 peripheries, on described blowoff valve 6, be shaped with the suspension part 621 suitable with described rotating hole 701 shapes, the setting of staggering of described rotating hole 701 and suspension part 621.Rotating cylinder 7 is set and can improves power transmission area, thereby make the rotation of blow-off pipe 8 lighter.
Blowoff valve 6 is provided with blowoff valve upper port 611 and blowoff valve lower port 612, and blowoff valve upper port 611 diameters are greater than blowoff valve lower port 612 diameters, and the port of export 801 of blow-off pipe 8 directly inserts blowoff valve upper port 611 can realize connection.
As shown in Figure 1, the upper end of housing 1 is provided with valve body 2, is provided with water inlet 201 and delivery port 202 on valve body 2; In housing 1 upper end, be trapped in described valve body 2, housing 1 outer upper end is provided with the locating part 101 moving down for limiting valve body 2, and this locating part 101 is an annular rib, and the effect of locating part 101 is that restriction housing 2 moves down, and also gives valve body 2 with secure support simultaneously.Housing 1 is placed on outside filter core lamination cover 5, forms cavity 103 between the two; Filter core is placed between filter core lamination frame 4 and filter core lamination cover 5, and filter core lamination frame 4 can move up and down and be placed in filter core lamination cover 5.The top of valve body 2 is equipped with a plug part 3, plug part 3 is set and has facilitated the cleaning to filter core inside, is also convenient for changing filter core.
Rotating hole 701 in described rotating cylinder 7 is regular hexagon structure, and described rotating part 821 is also regular hexagon structure, and described suspension part 621 is similarly regular hexagon structure.Certainly, rotating hole 701 can be also pentagonal configuration or eight-sided formation.
The upper end of described rotating cylinder 7 is the flared structure extending out.The setting of the flared structure extending out can make the assembling of rotating cylinder 7 convenient.
Filter core lamination frame 4 bottoms arrange one for supporting the base 402 of described filter core, and these base 402 diameters are greater than described filter core lamination frame 4 diameters; Base 402, for supporting filter core, avoids filter core to come off and affect filter effect from filter core lamination frame 4.Described base 402 edges are uniformly distributed four projections 421, and described filter core lamination overlaps 5 inner sides and is provided with quantity and position and described protruding 421 corresponding chutes 502, and described chute 502 correspondences are sheathed on described protruding 421; Chute 502 plays guide effect, and it coordinates and make the movement of filter core lamination frame 4 more smooth and easy with projection 421, can also limit the position that filter core lamination frame 4 moves, and avoids affecting the normal use of filter.
Filter core lamination frame 4 upper ends are provided with water outlet frame 401, and this water outlet frame 401 is provided with apopore 411 and concave surface 403, and described concave surface 403 is arranged on described apopore 411 belows; Concave surface 403 is for conducting current under filtration condition.
The position that filter core lamination overlaps the corresponding described water outlet frame 401 in 5 upper ends is provided with into water frame 503, described water inlet frame 503 is provided with the first inlet opening 532 and the second inlet opening 533, between described the first inlet opening 532 and described the second inlet opening 533, be provided with sealing ring 531, sealing circle 531 encloses to put in described water inlet frame 503 outsides and is sealed and matched and is connected with described housing 1 madial wall.
Filter core lamination overlaps 5 outsides and is provided with equally distributed three draw-in grooves 501, and housing 1 inner side is provided with the card article 102 of respective amount, and card article 102 correspondences are fastened in draw-in groove 501.Draw-in groove 501 and the cooperation of card article 102 make filter core lamination cover 5 and housing 1 can keep stablizing to be connected, and can also avoid being deposited on the foreign material that filter core lamination overlaps on 5 and make filter core lamination overlap 5 stressed moving down.In the present embodiment, for improving the connection function of draw-in groove 501 and housing 1, draw-in groove 501 is arranged on to filter core lamination and overlaps 5 bottom edge places, stressed even for further making, and draw-in groove 501 is uniformly distributed.
Described blow-off pipe 8, for being provided with the tubular structure of entrance point 801 and the port of export 802, is provided with mudhole 811 on described entrance point 801, on described entrance point 801 outer walls, be shaped with external screw thread 812.Internal thread 112 bolts on external screw thread 812 and nut 10.
Described blow-off pipe 8 peripheries are shaped with fastener 803, and described fastener 803 cards are assigned between the lower surface of described housing 1 and the upper surface of eccentric nut 9.Eccentric nut 9 limits the axial displacement of blow-off pipe 8, it can only be rotated and can not move up and down.
Described nut 10 upper surfaces are provided with fixture block 111, and described filter core lamination frame 4 bottom surfaces are provided with suitable recessed 422, and described fixture block 111 is sticked in described recessed 422.
Operation principle:
Thereby this conversion equipment regulates blow-off pipe 8 and the length that is spirally connected of nut 10 to realize the lifting of filter core lamination frame 4 by the rotation of blow-off pipe 8.And thereby the object of filter core lamination frame 4 liftings is the conversions that change runner realization filtration and backwash state.
Need to when moving on filter core lamination frame 4, rotate rotating cylinder 7, the rotatory force of rotating cylinder 7 is conducted to the rotating part 821 on blow-off pipe 8 by rotating hole 701, thereby drives blow-off pipe 8 to rotate; Because blow-off pipe 8 blocks by eccentric nut 9 lower end that is assigned in housing 1, its axial location keeps fixing and can not move up and down, and filter core lamination frame 4 overlaps by projection 421 and filter core lamination and is assemblied in filter core lamination coordinating of 5 chutes 502 and overlaps on 5, filter core lamination frame 4 can not rotate, in the time that blow-off pipe 8 rotates, on external screw thread 812 on blow-off pipe 8 and nut 10, the reach of internal thread 112 phase interlocks reduces, thereby makes to move to lifting position on filter core lamination frame 4.
Same, when filter core lamination frame 4 need to be moved down, drive blow-off pipes 8 to rotate thereby rotate backward rotating cylinder 7, make the reach increase of internal thread 112 phase interlocks on external screw thread 812 on blow-off pipe 8 and nut 10, thereby make filter core lamination frame 4 be displaced downwardly to down position.
And the suspension part 621 of regular hexagon structure settings of staggering on the rotating hole 701 of regular hexagon structure and blowoff valve 6 on rotating cylinder 7 prevents the landing of rotating cylinder 7, thus the normal use of guarantee rotating cylinder 7.
Claims (6)
1. the filtration of a backwash laminated filter and backwash conversion equipment, comprise the blow-off pipe (8) moving up and down for controlling filter core lamination frame (4), it is characterized in that: described blow-off pipe (8) card is assigned in the lower end of housing (1), nut (10) bolt of its entrance point (801) and described filter core lamination frame (4) bottom, the port of export (802) of described blow-off pipe (8) stretches out housing (1) and is connected with blowoff valve (6), the outer rotating cylinder (7) that is nested with of described blow-off pipe (8), on this rotating cylinder (7), offer the rotating hole (701) of polygonized structure, on the outer wall of the port of export (802) of described blow-off pipe (8), be shaped with the rotating part (821) suitable with rotating hole (701) shape of described rotating cylinder (7), described rotating hole (701) cover is assigned in rotating part (821) periphery, on described blowoff valve (6), be shaped with the suspension part (621) suitable with described rotating hole (701) shape, the setting of staggering of described rotating hole (701) and suspension part (621).
2. the filtration of a kind of backwash laminated filter according to claim 1 and backwash conversion equipment, it is characterized in that: the rotating hole (701) in described rotating cylinder (7) is regular hexagon structure, described rotating part (821) is also regular hexagon structure, and described suspension part (621) is similarly regular hexagon structure.
3. the filtration of a kind of backwash laminated filter according to claim 2 and backwash conversion equipment, is characterized in that: the upper end of described rotating cylinder (7) is the flared structure extending out.
4. the filtration of a kind of backwash laminated filter according to claim 3 and backwash conversion equipment, it is characterized in that: described blow-off pipe (8) is for being provided with the tubular structure of entrance point (801) and the port of export (802), on described entrance point (801), be provided with mudhole (811), on described entrance point (801) outer wall, be shaped with external screw thread (812).
5. the filtration of a kind of backwash laminated filter according to claim 4 and backwash conversion equipment, it is characterized in that: described blow-off pipe (8) periphery is shaped with fastener (803), described fastener (803) card is assigned between the lower surface of described housing (1) and the upper surface of eccentric nut (9).
6. the filtration of a kind of backwash laminated filter according to claim 5 and backwash conversion equipment, it is characterized in that: described nut (10) upper surface is provided with fixture block (111), described filter core lamination frame (4) bottom surface is provided with suitable recessed (422), and described fixture block (111) is sticked in described recessed (422).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437683.2U CN204017490U (en) | 2014-08-05 | 2014-08-05 | A kind of filtration of backwash laminated filter and backwash conversion equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437683.2U CN204017490U (en) | 2014-08-05 | 2014-08-05 | A kind of filtration of backwash laminated filter and backwash conversion equipment |
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| CN204017490U true CN204017490U (en) | 2014-12-17 |
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| CN201420437683.2U Active CN204017490U (en) | 2014-08-05 | 2014-08-05 | A kind of filtration of backwash laminated filter and backwash conversion equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109364539A (en) * | 2018-12-29 | 2019-02-22 | 徐建平 | A kind of large-scale backwash folding piece type water distributor with electromagnet structure |
| CN115430190A (en) * | 2021-06-04 | 2022-12-06 | 浙江美固科技有限公司 | One-key backwashing prefilter |
-
2014
- 2014-08-05 CN CN201420437683.2U patent/CN204017490U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109364539A (en) * | 2018-12-29 | 2019-02-22 | 徐建平 | A kind of large-scale backwash folding piece type water distributor with electromagnet structure |
| CN109364539B (en) * | 2018-12-29 | 2021-05-04 | 青岛日森机电有限公司 | Large-scale back flush lamination formula water-locator with electro-magnet structure |
| CN115430190A (en) * | 2021-06-04 | 2022-12-06 | 浙江美固科技有限公司 | One-key backwashing prefilter |
| CN115430190B (en) * | 2021-06-04 | 2023-12-19 | 浙江美固科技有限公司 | One-key back flushing prefilter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |