CN206911869U - Backwash device for water purifier - Google Patents

Abstract

The utility model provides backwash device for water purifier, belongs to water-treatment technology field.The utility model includes filtered water tank, in addition to siphon cleaning pipeline and siphon jet pipe, and the cleaning end of siphon cleaning pipeline connects with pipe to be cleaned, and water supply end connects with filtered water tank；The drainage end of siphon jet pipe is arranged on the setting overflow position of pipe to be cleaned, ejection end and siphon cleaning pipeline connection；After the water level of water to be clean exceedes setting water level, overflow water is transported to ejection end, overflow water injection siphon cleaning pipeline by siphon jet pipe from drainage end, make to produce siphon negative pressure in siphon cleaning pipeline, siphon cleaning pipeline is drawn water from filtered water tank, and from the outflow of cleaning end, pipe to be cleaned is cleaned.The utility model is easy for removal and installation, and the loss of equipment current is small, and energy consumption is low, stable effluent quality, can fully meet mountainous rural area water requirements.

Description

Backwash device for water purifier

Technical field

It the utility model is related to water-treatment technology field, more particularly to backwash device for water purifier.

Background technology

Water purifier abbreviation water purifier, it is the unified equipment for integrating mixing, reacting, precipitate, filtering, there is knot Structure is compact, small volume, operational administrative are easy and steady performance, is a kind of successful purifier, especially suitable in The running water supply of samll cities and towns, industrial enterprise and rural area cell.Because raw water turbidity is higher, often class containing suspension, metal from The materials such as son, silt, it is necessary to water purifier timing clean, if can not clean in time, effluent quality can be caused to be deteriorated, very To blocking water purifier.And for the township water supply engineering of some scale is smallers, often due to country residentses relative distribution, electric power supplies It should not reach, it is unattended when usually running, it is easy to cause water purifier to block, influence effluent quality, or even jeopardize human body Health.Therefore, for the township water supply engineering of scale is smaller, a kind of device that can be regularly backwashed to water purifier is developed It is very necessary.

Utility model content

For the drawbacks described above and problem of prior art, the purpose of the utility model embodiment is to provide water purifier backwash Device.The utility model uses the structure of siphon pipe, and timing automatic backwash is realized using jet current principle.Solves existing skill It is applied to the small-sized integrated water purifier of the township water supply engineering of scale is smaller in art when raw water turbidity is larger, if can not Backwash in time, causes effluent quality to be deteriorated, or even blocks integral water purifier, influences the technical problem of health.

In order to achieve the above object, the utility model provides following technical scheme：

Backwash device for water purifier, including filtered water tank, in addition to siphon cleaning pipeline and siphon jet pipe；The siphon is clear The cleaning end for washing pipeline connects with pipe to be cleaned, and water supply end connects with the filtered water tank；The drainage end of the siphon jet pipe is set It is placed on the setting overflow position of the pipe to be cleaned, ejection end and the siphon cleaning pipeline connection；When the water of water to be clean After position exceedes setting water level, overflow water is transported to ejection end, the overflow water note by the siphon jet pipe from the drainage end Entering the siphon cleaning pipeline, make to produce siphon negative pressure in the siphon cleaning pipeline, siphon cleaning pipeline draws water from filtered water tank, From the outflow of cleaning end, pipe to be cleaned is cleaned.

Further, in addition to, timing flushing water tank, the delivery port of the timing flushing water tank and the siphon jet pipe Connection, water inlet connect water to be clean；The delivery port of the timing flushing water tank sets outlet valve, and the outlet valve includes rubber Valve and bend pipe；When the water level in timing water tank, which rises to, floods the bend pipe, the rubber valve automatically turns on, and starts Water.

Further, in addition to, breaking plant, the backwash breaking plant and siphon cleaning pipeline connection are backwashed.

Further, in addition to, siphon jet pipe filter, the siphon jet pipe filter is arranged at the siphon and penetrated In the pipeline of flow tube, the overflow in the siphon jet pipe is filtered.

Further, in addition to, ultraviolet sterilizer；The ultraviolet sterilizer is arranged at the water outlet of the filtered water tank Side, the water in the filtered water tank is carried out disinfection.

Further, sandrock filter and liquid level brake monitor are set on the pipe to be cleaned.

Further, in addition to filter and semi-automatic counter-flushing pipeline, the semi-automatic counter-flushing pipeline are arranged at institute State in filter, rinse mouth is corresponding to the water inlet position of the filter, and the water inlet is rinsed.

Further, in addition to semi-automatic counter-flushing valve, the semi-automatic counter-flushing valve are arranged at the semi-automatic recoil Wash in pipeline.

Backwash device for water purifier provided by the utility model, compared with prior art its advantage be：It is convenient can Dismounting, it is flexible for installation available for being backwashed on different types of purifier, do not limited by physical features, it is applied widely, just Use in enlarging, transformation, resettlement or again with moving；And possessing timing automatic backwash and manual backwashing function, equipment is without personnel 24 hours watch operations, greatly save human resources.In addition, the loss of backwashing equipment current is small, energy consumption is low, and effluent quality is steady It is fixed, it can fully meet mountainous rural area water requirements.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of backwash device for water purifier of the present utility model.

Embodiment

Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, Obviously, described embodiment is only the utility model part of the embodiment, rather than whole embodiments.Based on this practicality Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made Example is applied, belongs to the scope of the utility model protection.

According to Fig. 1, a kind of embodiment of backwash device for water purifier of the present utility model is：Rinsed including timing Water tank 1, the water inlet pipe 2 of timing flushing water tank 1 are vertically installed in the top of above-mentioned timing flushing water tank 1, connected with water to be clean； Outlet pipe 3 connects with siphon jet pipe 6, and the delivery port of timing flushing water tank 1 sets outlet valve, and outlet valve includes rubber valve 01 With bend pipe 02；When the water level in timing flushing water tank 1, which rises to, floods bend pipe 02, rubber valve 01 automatically turns on, and starts Water.Also include, siphon cleaning pipeline 5 and siphon jet pipe 6；The cleaning end of above-mentioned siphon cleaning pipeline 5 connects with water inlet pipe 2, Water supply end connects with filtered water tank 4；The drainage end of above-mentioned siphon jet pipe 6 is arranged on the setting overflow position of water inlet pipe 2, injection End connects with siphon cleaning pipeline 5；After the water level in above-mentioned timing flushing water tank 1 exceedes setting water level, siphon jet pipe 6 will Overflow water is transported to ejection end from drainage end, above-mentioned overflow water injection siphon cleaning pipeline 5, makes to produce in siphon cleaning pipeline 5 Siphon negative pressure, siphon cleaning pipeline 5 are drawn water from filtered water tank 4, and from the outflow of cleaning end, above-mentioned water inlet pipe 2 is cleaned.

Sandrock filter 21 and liquid level brake monitor 22 are set on the water inlet pipe 2 of the present embodiment.

The filter of the present embodiment also includes：Fast filtering water cavity 7 and slow filtering water cavity 8, and fast filtering water cavity 7 is arranged at State inside slow filtering water cavity 8, the fast water outlet for filtering water cavity 7 connects with the water inlet of slow filtering water cavity 8.Filled out in fast filtering water cavity 7 Fill fast filtering water cavity filter packing；Slow filtering water cavity filter packing is filled in slow filtering water cavity 8；The present embodiment preferably filters soon The composition of water cavity filter packing is anthracite；Slow filtering water cavity filter packing is rotor type fibre filtrate.

The present embodiment also includes backwash breaking plant 9, and backwash breaking plant 9 connects with siphon cleaning pipeline 5；Pass through Backwash breaking plant 9 can be realized destroys siphonage manually.The present embodiment also includes reactor and settling vessel, and reactor goes out Material mouth connects with the charging aperture of settling vessel, and the discharging opening of settling vessel connects with siphon cleaning pipeline 5.

Siphon jet pipe filter 61 is also set up in the pipeline of the siphon jet pipe 6 of the present embodiment, to above-mentioned siphon jet Overflow in pipe 6 is filtered.The water outlet side of the filtered water tank 4 of the present embodiment also sets up ultraviolet sterilizer 10, to above-mentioned clear water 4 water carries out disinfection in case.

The present embodiment also includes semi-automatic counter-flushing pipeline 11；Above-mentioned semi-automatic counter-flushing pipeline 11 is arranged at filter In, rinse mouth is corresponding to the water inlet position of filter, and the water inlet is rinsed；And on semi-automatic counter-flushing pipeline 11 Also set up semi-automatic counter-flushing valve 12.

Inlet regulating valve 23 is also set up on the water inlet pipe 2 of the present embodiment, also sets up support frame 13, for supporting filtered water tank 4.

It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be described with power The protection domain that profit requires is defined.

Claims (8)

1. backwash device for water purifier, including filtered water tank, it is characterised in that also including siphon cleaning pipeline and siphon jet pipe； The cleaning end of the siphon cleaning pipeline connects with pipe to be cleaned, and water supply end connects with the filtered water tank；The siphon jet pipe Drainage end be arranged on the setting overflow position of the pipe to be cleaned, ejection end and the siphon cleaning pipeline connection；When treating After the water level of purified water exceedes setting water level, overflow water is transported to ejection end by the siphon jet pipe from the drainage end, institute State overflow water and inject the siphon cleaning pipeline, make to produce siphon negative pressure in the siphon cleaning pipeline, siphon cleaning pipeline from Filtered water tank is drawn water, and from the outflow of cleaning end, pipe to be cleaned is cleaned.

2. backwash device for water purifier according to claim 1, it is characterised in that：Also include, timing flushing water tank is described The delivery port of timing flushing water tank connects with the siphon jet pipe, and water inlet connects water to be clean；The timing flushing water tank Delivery port outlet valve is set, the outlet valve includes rubber valve and bend pipe；Flooded when the water level in timing water tank rises to During the bend pipe, the rubber valve automatically turns on, and starts water outlet.

3. backwash device for water purifier according to claim 1, it is characterised in that：Also include, backwash breaking plant, institute State backwash breaking plant and siphon cleaning pipeline connection.

4. backwash device for water purifier according to claim 1, it is characterised in that also include, siphon jet pipe filter, The siphon jet pipe filter is arranged in the pipeline of the siphon jet pipe, and the overflow in the siphon jet pipe is carried out Filtering.

5. backwash device for water purifier according to claim 1, it is characterised in that：Also include, ultraviolet sterilizer；It is described Ultraviolet sterilizer is arranged at the water outlet side of the filtered water tank, and the water in the filtered water tank is carried out disinfection.

6. backwash device for water purifier according to claim 1, it is characterised in that sandstone mistake is set on the pipe to be cleaned Filter and liquid level brake monitor.

7. backwash device for water purifier according to claim 1, it is characterised in that also including filter and semi-automatic recoil Pipeline is washed, the semi-automatic counter-flushing pipeline is arranged in the filter, the water inlet position of rinse mouth and the filter Accordingly, the water inlet is rinsed.

8. backwash device for water purifier according to claim 7, it is characterised in that also including semi-automatic counter-flushing valve, institute Semi-automatic counter-flushing valve is stated to be arranged in the semi-automatic counter-flushing pipeline.