CN201024119Y

CN201024119Y - Filtering head of filter plate

Info

Publication number: CN201024119Y
Application number: CNU2007200673539U
Authority: CN
Inventors: 江贻法
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-14
Filing date: 2007-02-14
Publication date: 2008-02-20
Anticipated expiration: 2017-02-14

Abstract

The utility model provides a filter head for a filter board, pertaining to wastewater treatment technique field, and solves the problems that a present filter head for a filter board tends to be blocked and is inconvenient to be cleared. The filter head for the filter board comprises a round tubular filter rod, one end of the filter rod is provided with a filter cap, the other end an anti-blocking plug, and the anti-blocking plug consists of a plug body and a connecting part that are connected into a whole, the connecting part is shaped like a round tubular and has an outer diameter which is the same as the inner diameter of the filter rod, the plug body consists of a round drum shaped drum wall and a bottom, and the drum wall is provided with evenly distributed hole gaps. The filter head for the filter board has the advantages of difficult blocking, easy clearing and high wastewater treatment effect.

Description

The filter plate filter

Technical field

The utility model belongs to technical field of sewage, relates to a kind of filter plate filter of BAF.

Background technology

In the BAF of sewage disposal, carry out water distribution uniformity when guaranteeing the filter tank works better and when back flushing is carried out in the filter tank water distribution uniformity, gas distribution, a kind of filter generally all is installed in a large number reaches this purpose.Above-mentioned filter comprises filters cap and filter bar, and the filter cap links to each other with the upper end integral body of filter bar and is fixed on the BAF filter plate.Processed sewage is to enter filter bar inner chamber from filter bar end, flows to filter cap inner chamber, flows out in the filter cap again.

At present, an end had the filter cap above this filter was only inserted filter plate in the aeration and biological pond, therefore, suspended substance in the sewage can enter filter cap inner chamber with sewage, accumulates in this filter cap place, this place is produced stop up, it is not smooth to cause water outlet to give vent to anger, it is bad to cause filtrate to clean, and the microbial film thickening loses rational processing power; Work in addition behind the certain hour,, cause the gas distribution water distribution inhomogeneous, influence the water treatment effect, make backwashing period shorter because the chocking-up degree of each filter is different; And if will clear up filter, must shut down and move filtrate, could clear up the filter cap, the cleaning difficulty is big, time-consuming, has reduced water treatment efficiency, has increased water treatment running cost.

Summary of the invention

The purpose of this utility model is at existing in prior technology the problems referred to above, a kind of difficult obstruction is provided, is easy to clear up, guarantee the filter plate filter of water treatment efficiency.

The purpose of this utility model can realize by following technical proposal: a kind of filter plate filter, comprise a round piped filter bar, end at the filter bar is provided with the filter cap, it is characterized in that the other end of described filter bar is provided with an anti-clogging plug, described anti-clogging plug is made up of cock body that connects together and connection section, described connection section is cylindrical, its external diameter is identical with the internal diameter of filter bar, and described cock body is formed by being barrel cylindraceous and bottom, and its barrel is provided with equally distributed hole seam.

This filter plate is fixed on the filter plate of BAF with the filter bar with the filter cap of filter, and the filter cap is positioned on the filter plate, and filter bar bottom is under the filter plate.Filter bar and connection section are tubulose, and processed sewage enters anti-clogging plug by the hole seam of cock body, enter filter bar inner chamber then and flow to filter cap inner chamber.Because of this filter filter bar lower end is provided with anti-clogging plug, processed sewage can only enter filter from the narrow and small hole seam of anti-clogging plug, thereby makes that a large amount of suspended solids is intercepted at the anti-clogging plug outside in the sewage, is difficult to enter filter.

Because of the external diameter of anticlogging connection section is identical with the internal diameter of filter bar, filters in the bar lower end by connection section is inserted, thereby they are linked together.

With in the filter, described anti-clogging plug is adopted the disposable shaping of plastics and is made at above-mentioned filter plate.Injection moulding is adopted in this anti-clogging plug, and cost is low, and is easily manufactured, can produce in enormous quantities.

With in the filter, the outer wall place of described connection section is provided with convex body at above-mentioned filter plate.When connection section inserted the filter bar, convex body was to press closer at filter bar inwall, makes being connected that anti-clogging plug can be firm filter on the bar.

With in the filter, described convex body is a wedge shape at above-mentioned filter plate, and its side near cock body is thick end.This mode helps anti-clogging plug and inserts in the filter bar.

With in the filter, the both sides of described convex body are respectively equipped with bar-shaped trough at above-mentioned filter plate.The setting of bar-shaped trough has weakened connection section intensity herein, makes when inserting, and can cave in slightly in the convex body place.

With in the filter, the barrel of described cock body is made of the vertical bar of some parallel distributions and the annular horizontal stripe of some parallel distributions at above-mentioned filter plate, and wherein said annular horizontal stripe is connected in the outside of vertical bar.Above-mentioned vertical bar and horizontal stripe are interspersed and form uniform bar shaped prosopyle seam, and horizontal stripe is exerted oneself when being convenient to anti-clogging plug is installed in the outside.

With in the filter, the place of being connected of described connection section and cock body is provided with the ring-type convex shoulder at above-mentioned filter plate.The ring-type convex shoulder is for the anti-clogging plug of time location is installed.

With in the filter, the bottom of described filter cap is fixed with pre-buried seat at above-mentioned filter plate, and the filter bar is connected by thread fit with pre-buried seat.At this moment, the filter bar is adjustable structure.By pre-buried seat is fixed in filter is fixed, because of the filter bar is provided with the adjusting screw thread, so but filter the position up-down adjustment of bar with respect to filter plate, be the same with the level height that guarantees each filter on the filter plate.

Compared with prior art, advantage of the present utility model is:

1, the other end at the filter bar is provided with anti-clogging plug, makes a large amount of suspended solids be blocked anticlogging outside, has effectively prevented the obstruction of filter cap, has shortened backwashing period, has improved the filter effect of filter cap in the aeration and biological pond greatly, has improved water treatment efficiency.

2, anti-blockage structure is simple, installing/dismounting is all more convenient, is convenient to cleaning, has reduced water treatment running cost.

3, the filter bar is provided with the adjusting screw thread, but the height up-down adjustment of feasible filter bar has guaranteed the identity of the level height of each filter on the filter plate, thereby guaranteed the homogeneity of distribute water and air.

Description of drawings

Fig. 1 is the structural representation of this filter plate with filter.

Fig. 2 is the partial enlarged drawing at A place among Fig. 1.

Fig. 3 is the anticlogging structural representation of this filter plate with filter.

Fig. 4 is the part sectioned view of this filter plate with filter.

Among the figure, 1, the filter cap; 2, filter bar; 21, regulate screw thread; 22, pallet; 3, pre-buried seat; 31, separation prevention bar; 4, anti-clogging plug; 4a, connection section; 4b, cock body; 41, convex body; 42, convex shoulder; 43, vertical bar; 44, horizontal stripe; 45, bar-shaped trough; 46, hole seam; 47, bottom.

Embodiment

This filter plate is to be contained on the filter plate of BAF with filter, is used for sewage is filtered.As shown in Figure 1, this filter plate comprises filter cap 1, filter bar 2, pre-buried seat 3, anti-clogging plug 4 with filter.Anti-clogging plug 4 is made up of cock body 4b that connects together and connection section 4a, and it adopts the plastics once injection moulding, and cost is low, and is easily manufactured.

As Fig. 2, shown in Figure 3, described cock body 4b is provided with hole seam 46, and processed sewage is to stitch 46 from the hole of cock body 4b to enter anti-clogging plug 4, and the inner chamber that enters filter bar 2 then flows to the inner chamber of filter cap 1.Because processed sewage can only enter filter from narrow and small hole seam 46, thereby make a large amount of suspended solid in the sewage be intercepted at the outside of anti-clogging plug 4, be difficult to enter filter.

The external diameter of described connection section 4a is identical with the internal diameter of filter bar 2, by connection section 4a being inserted in filter bar 2 lower ends, anti-clogging plug 4 is loaded on the filter.This kind mounting means simple and fast is operated more convenient.

As Fig. 2, shown in Figure 3, the outer wall place of connection section 4a is provided with the wedge shape convex body 41 of two symmetrical distributions, and its side near cock body 4b is thick end.When connection section 4a inserted filter bar 2, convex body 41 was the inwalls that press closer at filter bar 2, made being connected that anti-clogging plug 4 can be firm filter on the bar 2.The both sides of convex body 41 are respectively equipped with bar-shaped trough 45.The setting of bar-shaped trough 45 has weakened connection section 4a intensity herein, makes when inserting, and can cave in slightly in convex body 41 places.

As shown in Figure 3, the barrel of cock body 4b is made of the vertical bar 43 of some parallel distributions and the annular horizontal stripe 44 of some parallel distributions.Above-mentioned vertical bar 43 and horizontal stripe 44 are interspersed and form uniform bar shaped prosopyle seam 46, and processed sewage can enter into filter inside stably from here.Wherein annular horizontal stripe 44 is connected in the outside of vertical bar 43, exerts oneself when being convenient to anti-clogging plug 4 is installed.The place of being connected of cock body 4b and connection section 4a is provided with ring-type convex shoulder 42.Ring-type convex shoulder 42 is for the anti-clogging plug 4 of time location is installed.The bottom 47 of cock body 4b is fluid-tight, and it is shaped as sexangle.

As shown in Figure 4, with in the filter, the upper end of described filter bar 2 is provided with regulates screw thread 21 at above-mentioned filter plate, and filter bar 2 is connected by thread fit with pre-buried 3.This filter plate is to make its fixed on the filter plate by pre-buried seat 3 is fixed in filter, because of being provided with, filter bar 2 regulates screw thread 21, so but filter bar 2 is the same with the level height that guarantees each filter on the filter plate, thereby has guaranteed the homogeneity of distribute water and air with respect to the position up-down adjustment of filter plate.

As Fig. 4, the inwall of pre-buried seat 3 also is provided with separation prevention bar 31, and the corresponding position of filter bar 2 also is provided with pallet 22.Filter bar 2 adjusted lobes 22 match with pre-buried 3 interior separation prevention bar 31, the sharpness of regulation of may command filter bar 2, the position of fixing simultaneously filter bar 2.

Claims

1. filter plate filter, comprise a round piped filter bar (2), end at filter bar (2) is provided with filter cap (1), it is characterized in that, the other end of described filter bar (2) is provided with an anti-clogging plug (4), described anti-clogging plug (4) is made up of cock body that connects together (4b) and connection section (4a), (4a) is cylindrical for described connection section, its external diameter is identical with the internal diameter of filter bar (2), described cock body (4b) is formed by being barrel cylindraceous and bottom (47), and its barrel is provided with equally distributed hole seam (46).

2. filter plate filter according to claim 1 is characterized in that, described anti-clogging plug (4) is adopted the disposable shaping of plastics and made.

3. filter plate filter according to claim 2 is characterized in that, the outer wall place of described connection section (4a) is provided with convex body (41).

4. filter plate filter according to claim 3 is characterized in that, described convex body (41) is a wedge shape, and its side near cock body (4b) is thick end.

5. according to claim 3 or 4 described filter plate filters, it is characterized in that the both sides of described convex body (41) are respectively equipped with bar-shaped trough (45).

6. according to claim 1 or 2 or 3 or 4 described filter plate filters, it is characterized in that, the barrel of described cock body (4b) is made of the vertical bar (43) of some parallel distributions and the annular horizontal stripe (44) of some parallel distributions, and wherein said annular horizontal stripe (44) is connected in the outside of vertical bar (43).

7. according to claim 1 or 2 or 3 or 4 described filter plate filters, it is characterized in that described connection section (4a) is provided with ring-type convex shoulder (42) with the place of being connected of cock body (4b).

8. according to claim 1 or 2 or 3 or 4 described filter plate filters, it is characterized in that the bottom of described filter cap (1) is fixed with pre-buried seat (3), filter bar (2) is connected by thread fit with pre-buried seat (3).