CN215195762U - Valveless filter backwash flow regulating device - Google Patents
Valveless filter backwash flow regulating device Download PDFInfo
- Publication number
- CN215195762U CN215195762U CN202120295707.5U CN202120295707U CN215195762U CN 215195762 U CN215195762 U CN 215195762U CN 202120295707 U CN202120295707 U CN 202120295707U CN 215195762 U CN215195762 U CN 215195762U
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- China
- Prior art keywords
- valve
- wall
- pipe
- cavity
- valveless filter
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- Expired - Fee Related
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- 230000001105 regulatory effect Effects 0.000 title claims description 23
- 238000011001 backwashing Methods 0.000 claims description 14
- 230000008602 contraction Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model discloses a valveless filter backwash flow adjusting device, including the valve pipe, the valve pocket that has the intercommunication is opened to the intraductal fixedly connected with case of valve, the both sides of case, the tip structure of valve pipe and case is circular, the top inner wall of valve pocket is opened there is the shrink chamber, the top outer wall of valve pipe is opened there is the mounting hole, and the mounting hole internal fixedly connected with box body, the top inner wall in shrink chamber and the top outer wall of box body have all opened the tube hole, and the same riser of two downthehole fixedly connected with of tube, riser internal thread are pegged graft and are had the screw rod, and the bottom of screw rod is rotated through the bearing and is connected with the governing valve piece. The utility model relates to a valveless filter backwash flow regulator, the device be convenient for the staff adjust the size of the discharge of backwash when the valveless filter, and when adjusting, can lock flow control's volume according to actual need, improved the practicality of device.
Description
Technical Field
The utility model relates to a valveless filter backwash technical field especially relates to valveless filter backwash flow regulator.
Background
The valveless filter is widely applied to surface water purification, circulating water bypass flow filtration, production wastewater removal of suspended impurities, and filtration of organic sewage after biochemical treatment and secondary sedimentation treatment. In the maintenance process of the valveless filter, the valveless filter needs to be cleaned by water, and in the cleaning process, the water flow and the flow speed need to be adjusted by a flow adjusting device.
At present, most of the existing valveless filter backwashing flow regulating devices in the market have the following defects in the using process: when the flow is adjusted to a proper flow, the position of the flow cannot be fixed, and in conclusion, most of the existing valveless filter backwashing flow adjusting devices cannot well meet actual requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a valveless filter backwashing flow regulating device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
valveless filter backwash flow adjusting device, including the valve pipe, the valve pocket that has the intercommunication is opened to the intraductal fixedly connected with case of valve, the both sides of case, the tip structure of valve pipe and case is circular, the top inner wall of valve pocket is opened there is the shrink chamber, the top outer wall of valve pipe is opened there is the mounting hole, the internal fixedly connected with box body in mounting hole, and the top inner wall in shrink chamber and the top outer wall of box body all open there is the tube hole, and the same riser of two downthehole fixedly connected with of tube, riser internal thread peg graft have the screw rod, and the bottom of screw rod is rotated through the bearing and is connected with the governing valve piece, the bottom inner wall of valve pocket is opened there is the inserting groove, and the inserting inslot bonds and has the rubber pad, and the bottom of governing valve piece is pegged graft in the inserting groove.
Furthermore, a rod hole is formed in the top of the box body, and an end plate is welded to the top end of the screw after penetrating through the rod hole.
Furthermore, the outer walls of the two sides of the valve core are respectively fixed with a fixing ring through bolts, the annular inner wall of the fixing ring is welded with a filter screen, and the filter screen covers the end part of the valve cavity.
Furthermore, the outer wall of the top of the end plate is provided with two threaded holes, and the internal threads of the threaded holes are inserted with bolt rods.
Furthermore, the outer walls of the valve pipes close to the two ends are welded with annular flange plates, and the outer side walls of the two flange plates are provided with through holes distributed annularly at equal intervals.
Furthermore, the bottom end of the regulating valve block is of a frustum pyramid structure.
Furthermore, the valve cavity is of an I-shaped structure with a horizontally placed main view section structure, and the end face structure of the valve cavity is rectangular.
The utility model has the advantages that:
1. through setting up screw rod and governing valve piece, rotatory screw rod when using, the screw rod is rotatory to be driven the governing valve piece on the limit and is shifted up, then the top of governing valve piece is pegged graft gradually and is received the shrinkage cavity, and the valve pocket will no longer be blockked up to the bottom of governing valve piece, and the space between governing valve piece bottom and the valve pocket crescent, when the flow reaches required value, stops rotatory screw rod, and this has accomplished flow control promptly.
2. Through setting up the shank of bolt, after adjusting the flow size, the shank of bolt is screwed until the bottom of shank of bolt supports tightly with the box body top, and this has accomplished the fixed of flow size promptly.
3. Through setting up retainer plate and filter screen, when intaking, the filter screen can filter the water that gets into, and then prevents in debris reentrant valveless filter.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of a valveless filter backwashing flow regulator of embodiment 1 of the present invention;
fig. 2 is a schematic perspective view of a valve-less filter backwashing flow rate adjusting device according to embodiment 1 of the present invention;
fig. 3 is a schematic partial front view cross-sectional structure diagram of embodiment 2 of the valveless filter backwashing flow regulating device according to the present invention.
In the figure: 1-valve cavity, 2-valve pipe, 3-flange plate, 4-vertical pipe, 5-box body, 6-bolt rod, 7-screw rod, 8-end plate, 9-contraction cavity, 10-filter screen, 11-regulating valve block, 12-rubber pad and 13-valve core.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
Referring to fig. 1-2, the valveless filter backwashing flow regulating device comprises a valve pipe 2, a valve core 13 is welded in the valve pipe 2, a communicated valve cavity 1 is arranged on two sides of the valve core 13, the end structures of the valve pipe 2 and the valve core 13 are both circular, a contraction cavity 9 is arranged on the inner wall of the top of the valve cavity 1, a mounting hole is arranged on the outer wall of the top of the valve pipe 2, a box body 5 is welded in the mounting hole, pipe holes are arranged on the inner wall of the top of the contraction cavity 9 and the outer wall of the top of the box body 5, the same vertical pipe 4 is welded in the two pipe holes, a screw 7 is inserted in the vertical pipe 4, the bottom end of the screw 7 is rotatably connected with a regulating valve block 11 through a bearing, the device is sleeved with a cleaning pipeline when in use, after the connection is completed, the backwashing flow is regulated, the screw 7 is rotated, the screw 7 drives the regulating valve block 11 to move upwards while being rotated, the top end of the regulating valve block 11 is gradually inserted in the contraction cavity 9, the bottom end of the regulating valve block 11 does not block the valve cavity 1 any more, the space between the bottom end of the regulating valve block 11 and the valve cavity 1 is gradually increased, when the flow reaches a required value, the screw 7 stops rotating, so that the flow regulation is completed, the inner wall of the bottom of the valve cavity 1 is provided with an insertion groove, a rubber pad 12 is bonded in the insertion groove, and the bottom end of the regulating valve block 11 is inserted in the insertion groove.
The utility model discloses in, open at the top of box body 5 has the pole hole, and the welding has end plate 8 after the pole hole is passed on the top of screw rod 7.
Wherein, the top outer wall of end plate 8 is opened has two screw holes, and threaded hole internal thread is pegged graft and is had shank of bolt 6, and after adjusting the flow size, shank of bolt 6 screws until the bottom of shank of bolt 6 supports tightly with the box body 5 top, and this has accomplished the fixed of convection current size promptly.
Wherein, the outer wall that valve pipe 2 is close to both ends position all welds annular flange plate 3, and the through-hole that equidistant annular distributes is all opened to the lateral wall of two flange plates 3.
Wherein, the bottom of the regulating valve block 11 is of a frustum pyramid structure.
The valve cavity 1 is of an I-shaped structure with a horizontally arranged main sectional structure, and the end face structure of the valve cavity 1 is rectangular.
The working principle is as follows: when using, cup joint device and washing pipeline, connect the completion back, adjust backwash flow size, during the regulation, rotatory screw rod 7, screw rod 7 drives adjusting valve piece 11 and moves up in the limit of rotation, then the top of adjusting valve piece 11 is inserted gradually in contracting chamber 9, and the bottom of adjusting valve piece 11 will no longer block up valve chamber 1, and the space between adjusting valve piece 11 bottom and the valve chamber 1 increases gradually, when the flow reaches required value, stop rotatory screw rod 7, this has accomplished flow control promptly, after adjusting the flow size, screw shank 6, support tightly until the bottom of shank 6 supports tightly with 5 tops of box body, this has accomplished the fixed of convection current size promptly.
Example 2
Referring to fig. 3, the valveless filter backwashing flow rate adjusting device of this embodiment is mainly different from embodiment 1 in that, in this embodiment, fixing rings are fixed to outer walls of two sides of a valve core 13 through bolts, a filter screen 10 is welded to an annular inner wall of the fixing ring, and the filter screen 10 covers an end portion of a valve chamber 1.
The working principle is as follows: when the valveless water filter is used, when water enters, the filter screen 10 can filter entering water, and therefore sundries are prevented from entering the valveless water filter again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
Claims (5)
1. The backwashing flow regulating device of the valveless filter comprises a valve pipe (2) and is characterized in that a valve core (13) is fixedly connected in the valve pipe (2), a communicated valve cavity (1) is formed in two sides of the valve core (13), the end structures of the valve pipe (2) and the valve core (13) are both circular, a contraction cavity (9) is formed in the inner wall of the top of the valve cavity (1), a mounting hole is formed in the outer wall of the top of the valve pipe (2), a box body (5) is fixedly connected in the mounting hole, pipe holes are formed in the inner wall of the top of the contraction cavity (9) and the outer wall of the top of the box body (5), the same vertical pipe (4) is fixedly connected in the two pipe holes, a screw rod (7) is inserted in the internal thread of the vertical pipe (4), the bottom end of the screw rod (7) is rotatably connected with a regulating valve block (11) through a bearing, an insertion groove is formed in the inner wall of the bottom of the valve cavity (1), and a rubber pad (12) is bonded in the insertion groove, the bottom of regulating valve piece (11) is pegged graft in the inserting groove, open at the top of box body (5) has the pole hole, and the welding has end plate (8) after the pole hole is passed on the top of screw rod (7), open the top outer wall of end plate (8) has two screw holes, and the screw hole internal thread is pegged graft and is had shank of bolt (6).
2. The valveless filter backwashing flow regulating device according to claim 1, wherein fixing rings are fixed on outer walls of two sides of the valve core (13) through bolts, a filter screen (10) is welded on an annular inner wall of each fixing ring, and the filter screen (10) covers the end portion of the valve cavity (1).
3. The valveless filter backwashing flow regulating device according to claim 1, wherein annular flange plates (3) are welded to the outer walls of the valve pipe (2) close to the two ends, and through holes are formed in the outer side walls of the two flange plates (3) and are distributed annularly at equal intervals.
4. The valveless filter backwashing flow regulating device according to claim 3, wherein the bottom end of the regulating valve block (11) is of a frustum-shaped structure.
5. The valveless filter backwashing flow regulating device according to claim 4, wherein the valve cavity (1) is of an I-shaped structure with a horizontally placed main sectional structure, and the end surface structure of the valve cavity (1) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295707.5U CN215195762U (en) | 2021-02-03 | 2021-02-03 | Valveless filter backwash flow regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295707.5U CN215195762U (en) | 2021-02-03 | 2021-02-03 | Valveless filter backwash flow regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215195762U true CN215195762U (en) | 2021-12-17 |
Family
ID=79439740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120295707.5U Expired - Fee Related CN215195762U (en) | 2021-02-03 | 2021-02-03 | Valveless filter backwash flow regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215195762U (en) |
-
2021
- 2021-02-03 CN CN202120295707.5U patent/CN215195762U/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: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |