CN210193432U - Front filter - Google Patents
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- CN210193432U CN210193432U CN201920446625.9U CN201920446625U CN210193432U CN 210193432 U CN210193432 U CN 210193432U CN 201920446625 U CN201920446625 U CN 201920446625U CN 210193432 U CN210193432 U CN 210193432U
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Abstract
The utility model discloses a leading filter, including filter flask, aircraft nose, manual structure, the automatic structure of washing: the aircraft nose is connected in filter flask one end and has into, water outlet channel, and the manual structure of washing is connected in the filter flask other end and has the first drain outlet that can manual switching, and the automatic structure of washing includes second drain outlet, leads dirty pipe, automatic blowoff valve, pressure differential detecting element, flow detecting element, timing unit, the control unit: but automatic blowoff valve switching forms the second drain at the aircraft nose, leads dirty union coupling between second drain, manual washing structure, and pressure difference detecting element is used for acquireing the pressure differential between into, the exhalant canal, and flow detecting element is used for acquireing the filtration water yield, and timing unit is used for acquireing the filtration time, and the control unit is connected and steerable automatic blowoff valve with pressure difference detecting element, flow detecting element, timing unit communication. The utility model discloses the leading filter can solve the problem that washes untimely, not intelligent that prior art exists.
Description
Technical Field
The utility model belongs to the technical field of the water purification, concretely relates to leading filter.
Background
At present, the front filter on the market generally adopts a manual flushing structure, if a user does not flush in time manually, the filtering effect can be reduced, even the normal water consumption of a family is influenced, but in the actual use process, the user can hardly flush in a regular or timely manner.
And the product of automatic washing structure is adopted in the part, can't carry out intelligence according to the in-service use state of filter core in the product and wash, and too often wash not only the extravagant energy, still influence the life of product, and too long washing of interval then still can reduce the filter effect, produce the scheduling problem of jam.
Disclosure of Invention
The problem that the washing that exists in order to solve current leading filter is untimely, not intelligent. The utility model provides a leading filter.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a pre-filter comprising a filter flask, a head, a manual flushing arrangement and an automatic flushing arrangement: the aircraft nose connect in the one end of filter flask, it has inhalant canal, exhalant canal, manual structure of washing connect in the other end of filter flask, it has the first drain outlet that can manual switching, automatic structure of washing includes the second drain outlet, leads dirty pipe, automatic blowoff valve, pressure differential detecting element, flow detecting element, timing unit, the control unit: the second drain forms in the aircraft nose, lead dirty union coupling in the second drain the manual between the structure that washes, automatic blowoff valve is used for the switching the second drain, pressure difference detecting element is used for acquireing the pressure differential between inlet channel, the outlet channel, flow detecting element is used for acquireing the filtration water yield, the timing unit is used for acquireing the filtration time, the switching that control unit and pressure differential detecting element, flow detecting element, timing unit communication connection are used for controlling automatic blowoff valve.
In the pre-filter, the dirt guide pipe is arranged in the machine head, the filter flask and the manual flushing structure in a penetrating way.
In the pre-filter, the automatic blowdown valve, the differential pressure detection unit, the flow detection unit, the timing unit and the control unit are formed in the machine head.
The prefilter comprises a display screen, wherein the display screen is formed on the handpiece and is in communication connection with the differential pressure detection unit, the flow detection unit, the timing unit and the control unit.
In the pre-filter as described above, the differential pressure detection unit includes the first pressure sensor, the second pressure sensor: the first pressure sensor is used for acquiring the pressure of the water inlet channel, and the second pressure sensor is used for acquiring the pressure of the water outlet channel.
In the prefilter as described above, the control unit is formed with a wireless communication module that is connectable to a mobile terminal by wireless signals.
In the prefilter described above, a pressure-stabilizing valve located upstream of the differential pressure detection unit is formed in the water inlet passage.
In the above-described prefilter, the manual flushing mechanism includes a manual drain knob for opening and closing the first drain port.
Compared with the prior art, the utility model discloses an advantage and beneficial effect are:
the utility model discloses an add manual structure, the automatic structure of washing on leading filter, can convenience of customers select manual washing or automatic washing according to self needs. In order to wash moderately ground, in time when the user can't wash in time, the utility model discloses automatic wash the structure including having pressure difference detecting element, flow detecting element, timing unit, the control unit.
The pressure difference between the water inlet channel and the water outlet channel can be obtained in real time by using the pressure difference detection unit, and when the pressure difference reaches a set pressure difference, the control unit opens the automatic blowdown valve according to a signal sent by the pressure difference detection unit so as to implement automatic flushing; the flow detection unit can be used for acquiring the filtered water quantity of the pre-filter in real time, and when the filtered water quantity reaches the set water quantity, the control unit opens the automatic blowdown valve according to a signal sent by the flow detection unit so as to implement automatic flushing; the timing unit can be used for acquiring the filtering time of the pre-filter in real time, and when the running time of the pre-filter reaches the set time, the control unit opens the automatic blowdown valve according to a signal sent by the timing unit so as to implement automatic flushing.
To sum up, the utility model discloses from this three aspect of pressure differential, flow, time, implement and wash the intelligence of leading filter, all can wash the filter core in the filter flask automatically when leading filter reaches arbitrary washing condition, both ensured the realization that in time washes, still avoided leading filter frequently to wash or not wash the drawback that brings for a long time, had stronger practicality, was favorable to prolonging the life of leading filter, promoted user's use and experienced.
Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the invention, which is to be read in connection with the accompanying drawings.
Drawings
FIG. 1 is a front view of a pre-filter according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
fig. 3 is a side view of a pre-filter according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, the embodiment provides a pre-filter, which includes a filter bottle 100, a head 200 and a manual flushing structure 300, wherein the head 200 is connected to the upper end of the filter bottle 100 and has a water inlet channel and a water outlet channel, the water inlet channel and the water outlet channel respectively have a water inlet 210 and a water outlet 220 extending to the outside of the head 200 so as to be connected to other pipelines, the manual flushing structure 300 is connected to the lower end of the filter bottle 100 and has a first drain outlet 310 capable of being manually opened and closed, the manual flushing structure 300 can be realized by referring to the prior art, and a filter assembly including a filter element 110 is installed inside the filter bottle 100.
In order to simplify the structure of the filter and reduce the improvement cost while realizing the automatic flushing, the pre-filter of the embodiment further comprises an automatic flushing structure 400, which comprises a second sewage draining exit 410, an automatic sewage draining valve 420 and a sewage guide pipe 430, wherein the sewage guide pipe 430 is connected between the second sewage draining exit 410 and the manual flushing structure 300, and is used for guiding the sewage flushed into the manual flushing structure 300 to the second sewage draining exit 410 during the automatic flushing, so that the sewage is discharged from the second sewage draining exit 410, the second sewage draining exit 410 is particularly formed on the machine head 200, the first sewage draining exit 310 and the second sewage draining exit 410 are respectively formed at two ends of the filter flask 100, so that the manual flushing and the automatic flushing can be obviously distinguished, the user can conveniently and separately discharge the sewage flushed by the manual flushing and the sewage flushed by the automatic sewage draining exit 420, the automatic sewage draining valve 420 is used for opening and closing the second sewage draining exit 410, and can be installed between the second sewage draining exit 410 and the sewage guide, may also be mounted on the soil guide pipe 430. In order to ensure that the pre-filter can be flushed timely and intelligently, the automatic flushing structure 400 further comprises a pressure difference detection unit, a flow detection unit, a timing unit and a control unit, wherein when the pre-filter works normally, the pressure difference detection unit is used for acquiring the pressure difference between the water inlet channel and the water outlet channel, the flow detection unit is used for acquiring the filtered water amount, the timing unit is used for acquiring the filtering time, and the control unit is in communication connection with the pressure difference detection unit, the timing unit and the flow detection unit and is used for controlling the opening and closing of the automatic blowdown valve 420 according to signals emitted by the pressure difference detection unit, the timing unit and the flow detection unit.
When the front filter of the present embodiment works normally, water flows into the filter flask 100 through the water inlet channel, and after the water flows into the filter element 110 from the outside of the filter element 110, the water flows are filtered, and the filtered water flows out through the water outlet channel.
When a user wants to wash the filter manually or wants to use the sewage discharged by washing the filter, the user can wash the filter manually by opening the first sewage discharge port 310 of the manual washing structure 300, and the sewage discharged by the first sewage discharge port 310 can be used for watering ornamental plants such as flowers and grass, so that the reuse of the waste water can be fully realized.
When the user can not confirm oneself can in time wash, alright utilize automatic washing structure 400 to realize automatic washing intelligently, specifically, when the filter normally works, correspond and start pressure differential detection unit, flow detection unit, timing unit, the control unit. When the pressure difference detection unit detects that the pressure difference between the water inlet channel and the water outlet channel reaches a set pressure difference, the pressure difference detection unit sends a signal to the control unit, and the control unit controls the automatic blowdown valve 420 to be opened according to the signal sent by the pressure difference detection unit so as to implement automatic flushing within a preset time; when the flow detection unit detects that the filtered water amount of the filter reaches the set water amount, the flow detection unit sends a signal to the control unit, and the control unit controls the automatic blowdown valve 420 to be opened according to the signal sent by the flow detection unit so as to implement automatic flushing within a preset time; when the timing unit detects that the filtering time of the filter reaches the set time, the timing unit sends a signal to the control unit, and the control unit controls the automatic blowdown valve 420 to be opened according to the signal sent by the timing unit so as to implement automatic flushing in preset time. Therefore, the preposed filter can be manually washed as required, and the using state of the filter can be monitored from a plurality of parameters when a user cannot wash the filter in time, so that the filter can be intelligently washed in time, and the service life of the preposed filter is prolonged while the filtering quality is effectively improved.
The utility model discloses in manual structure 300 that washes is not unique, in order to simplify manual structure 300 that washes, manual structure 300 that washes in this embodiment can be including the blowdown casing of connecting filter flask 100, the blowdown casing is injectd the outside cavity of intercommunication filter core 110, its lower extreme is first drain port 310, form manual blowdown knob 320 on the blowdown casing, the inside valve that is connected with manual blowdown knob 320 that has of blowdown casing, when rotatory manual blowdown knob 320, first drain port 310 is rotated and opened to the valve, rivers in flowing into filter flask 100 by inhalant canal are washd, wash filter core 110 outside back, the cavity that flows into in the blowdown casing is directly discharged by first drain port 310.
In order to better integrate the automatic flushing structure 400, the present embodiment specifically installs the automatic blowdown valve 420, the differential pressure detecting unit, the flow rate detecting unit, the timing unit, and the control unit inside the handpiece 200. The automatic blowdown valve 420 may be a ball valve, a solenoid valve, a diaphragm valve, or other piston sealing structure capable of achieving the same function. The control unit specifically comprises a control board 440 installed inside the handpiece 200, the differential pressure detection unit can be realized by adopting an existing pressure sensor, and the flow detection unit can be realized by adopting an existing flow sensor, a flowmeter and the like; the timing unit can be realized by adopting the existing timing circuit, timing program, timer and the like.
Specifically, this embodiment timing unit is the time-recorder of installing on control panel 440, and flow detection unit is the flow sensor of inductive coupling setting on water outlet channel, and pressure differential detection unit includes two pressure sensor: the water outlet device comprises a first pressure sensor 450 and a second pressure sensor 460, wherein an induction joint of the first pressure sensor 450 is arranged on the water inlet channel, and an induction joint of the second pressure sensor 460 is arranged on the water outlet channel. In one embodiment, the differential pressure detection unit may further include a differential pressure sensor, and two induction joints of the differential pressure sensor are respectively disposed on the water inlet channel and the water outlet channel.
In order to ensure the stable water pressure in the pre-filter and prevent the influence of unstable water pressure on the filtering effect, the pressure stabilizing valve 500 is installed on the water inlet channel in the embodiment, as shown in fig. 2, in order to avoid influencing the detection of the differential pressure detection unit, the pressure stabilizing valve 500 is installed at the upstream of the differential pressure detection unit.
As shown in fig. 3, in order to effectively hide the dirt guiding pipe 430, in this embodiment, the dirt guiding pipe 430 is specifically inserted into the machine head 200, the filter bottle 100 and the manual flushing structure 300, the lower portion of the dirt guiding pipe 430 extends into a chamber defined by the dirt discharging housing, when the control unit opens the automatic dirt discharging valve 420, the water flowing into the filter bottle 100 from the water inlet channel flows into the chamber in the dirt discharging housing after flushing and flushing the outside of the filter element 110, and after the drainage through the dirt guiding pipe 430, the water flows upward and is finally discharged from the second dirt discharging outlet 410. After the filter is used for a period of time, the water inlet channel and the water outlet channel generate a certain pressure difference, and a certain amount of impurities are attached to the outside of the filter element 110, so that when the water outlet channel is opened, and the automatic blowdown valve 420 is opened by the control unit, water flow can be discharged through the blowdown guide pipe 430 and the second blowdown port 410 after the outside of the filter element 110 is flushed and washed. In one embodiment, in order to improve the flushing effect, a drain valve which can be controlled by the control unit to open and close may be further installed on the water outlet channel, and the drain valve on the water outlet channel is closed while the control unit opens the automatic blowdown valve 420.
In order to more intuitively display information such as working pressure, filtering time, filtering water amount and the like of the pre-filter and facilitate the viewing of a user, a display screen 600 is further formed on the handpiece 200, and the display screen 600 is in communication connection with the pressure difference detection unit, the flow detection unit, the timing unit and the control unit and is used for displaying the water inlet pressure, the water outlet pressure, the filtering time, the filtering water amount and the like of the pre-filter in real time.
In order to facilitate the user to check the working state of the pre-filter through the mobile terminal, the control unit of the present embodiment is formed with a wireless communication module, such as a wireless communication module like 2G, 3G, 4G, WIFI, which can be in wireless signal connection with the mobile terminal, so that the user can communicatively connect the pre-filter through the mobile terminal like a mobile phone, so as to check the water usage condition, the water outlet pressure, and the like on the mobile terminal in real time.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A pre-filter, comprising:
a filter flask is arranged on the upper portion of the bottle,
a machine head connected with one end of the filter flask and provided with a water inlet channel and a water outlet channel,
a manual flushing structure which is connected with the other end of the filter bottle and is provided with a first drain outlet which can be manually opened and closed,
it is characterized in that the device also comprises an automatic flushing structure, which comprises:
a second sewage draining exit formed on the machine head,
a sewage guide pipe connected between the second sewage draining outlet and the manual flushing structure,
an automatic blowdown valve for opening and closing the second blowdown port,
a pressure difference detection unit for acquiring the pressure difference between the water inlet channel and the water outlet channel,
a flow rate detection unit for obtaining the amount of filtered water,
a timing unit for acquiring the filtering time,
and the control unit is in communication connection with the differential pressure detection unit, the flow detection unit and the timing unit and is used for controlling the opening and closing of the automatic blowdown valve.
2. The prefilter of claim 1 wherein said drain tube is disposed through said head, filter flask, and manual flushing structure.
3. The prefilter of claim 1 wherein said automatic blowdown valve, pressure differential sensing unit, flow sensing unit, timing unit, control unit are formed in said head.
4. The prefilter of claim 1, comprising:
and the display screen is formed on the machine head and is in communication connection with the pressure difference detection unit, the flow detection unit, the timing unit and the control unit.
5. The pre-filter of claim 1, wherein the differential pressure detection unit comprises:
a first pressure sensor for acquiring a pressure of the water inlet passage,
and the second pressure sensor is used for acquiring the pressure of the water outlet channel.
6. The prefilter of claim 1 wherein said control unit is formed with a wireless communication module for wireless signal connection to a mobile terminal.
7. The prefilter of claim 1 wherein said inlet channel is formed with a pressure maintaining valve upstream of said pressure differential sensing unit.
8. The pre-filter of claim 1, wherein the manual flushing arrangement includes a manual drain knob for opening and closing the first drain opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446625.9U CN210193432U (en) | 2019-04-03 | 2019-04-03 | Front filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446625.9U CN210193432U (en) | 2019-04-03 | 2019-04-03 | Front filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210193432U true CN210193432U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920446625.9U Active CN210193432U (en) | 2019-04-03 | 2019-04-03 | Front filter |
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| Country | Link |
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| CN (1) | CN210193432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114751481A (en) * | 2022-04-14 | 2022-07-15 | 江苏圣洁达水处理工程有限公司 | Self-cleaning carbon fiber filtering system and filtering method |
-
2019
- 2019-04-03 CN CN201920446625.9U patent/CN210193432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114751481A (en) * | 2022-04-14 | 2022-07-15 | 江苏圣洁达水处理工程有限公司 | Self-cleaning carbon fiber filtering system and filtering method |
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