CN202028245U

CN202028245U - Filter drum water distributor structure

Info

Publication number: CN202028245U
Application number: CN2011200784928U
Authority: CN
Inventors: 林华乡
Original assignee: Intex Industries Xiamen Co Ltd
Current assignee: Intex Industries Xiamen Co Ltd
Priority date: 2011-03-23
Filing date: 2011-03-23
Publication date: 2011-11-09
Anticipated expiration: 2021-03-23

Abstract

The utility model discloses a filter drum water distributor structure, which is arranged at an opening above a filter drum of a filter and is matched with the inner diameter of the opening of the filter drum. A water distributor is a disc seat; a matching hole is arranged at the middle part of the water distributor and is used for connecting a water channel in the middle part of the filter drum and a main water channel at the lower part of an adjusting valve; the outer edge of the water distributor forms a retaining wall extending upwards; through holes are uniformly arranged on a disc surface between the retaining wall and the matching hole and are annular strip holes taking the center of the disc seat as a circular center; and the disc surface is radically provided with dowels along the disc seat. When water positively enters the filter and is filtered, each through hole has the effects of dispersing and shunting on centralized water flow, so that the water flow uniformly flows into the filter drum according to the size of the disc surface and is uniformly distributed on a casting bed so as to improve the filter effect of sand layers; when the casting bed is dredged up by water pressure at the bottom during back flush sand filtering, the water distributor has the effect of blocking filtering sand so as to prevent the filtering sand from spilling out of the filtering drum so as to load more filter sand and improve the filter effect; and under the condition of loading the filter sand with the same weight, the size of the filter drum can be reduced, materials can be saved, and the transportation cost for containers can be saved.

Description

Filter cylinder water-locator structure

Technical field

The utility model is meant a kind of filter cylinder water-locator structure of sand filter especially about a kind of swimming pool filter.

Background technology

Along with growth in the living standard, people are more and more higher to the demand of leisure and amusement.And the swimming mode that a kind of leisure preferably and amusement are taken exercise of can yet be regarded as.Yet the mode of taking exercise of lying fallow to swim requires pond water clean hygiene, thus need carry out circulating filtration to Chi Shui, with impurity such as the hair in the timely removing water, scurf, green alga, suspension, colloids.

Existing swimming pool sand filter commonly used, the filter sand that it mainly comprises a filter cylinder, a control valve and places filter cylinder, this filter is realized the forward filter function of filter by multidirectional control valve, can also regulate water (flow) direction to reach the function of back flush, make sand filter realize permanently effective filtration.

And existing sand filter, owing to enter the current skewness of filter cylinder, and the percussion that concentrated by current, the uneven service efficiency that can reduce filter sand of casting bed surface entry area distribution that filter sand forms in filter cylinder influences filter effect; And when backwash filter, used by hydraulic pressure bottom the filter sand turns over, for preventing that filter sand from overflowing, the volume of the relative filter cylinder of filter sand in the filter cylinder need be provided with certain capacity, if increase the filter sand amount, then the volume of filter cylinder must increase accordingly, and the filter cylinder volume can't effectively utilize, increase the volume of product virtually, and can improve the Product transport cost.

The utility model content

The purpose of this utility model provides a kind of water-locator structure of filter cylinder, and it not only improves the filter effect of filter sand, and effectively reduces the volume of filter cylinder, thus economical with materials and cost of transportation.

For achieving the above object, solution of the present utility model is:

A kind of water-locator structure of filter cylinder, it is arranged at Filter cartridge top open-mouth, and is suitable with the uncovered internal diameter of filter cylinder, and this water-locator is a dish seat, and its middle part has a mating holes with the central tube at connection filter cylinder middle part and the water channel of control valve below; This water-locator outer rim forms and extends upward the retaining wall; On the card between retaining wall and the mating holes, be evenly distributed with permeable hole; Each permeable hole is for being the annular cylindrical void in the center of circle with dish seat center, and card is radially distributed with dowel along the dish seat.

Described each permeable hole is a funnel-form wide at the top and narrow at the bottom.

The top of described each permeable hole is funnel hole wide at the top and narrow at the bottom, and the bottom is to continue the straight hole of extension downwards along the funnel hole bottom.

Described mating holes upper and lower extends to form sleeve respectively.

After adopting such scheme, because the utility model is arranged on sand filter filter cylinder open-mouth, when the water inlet of filter forward is filtered, the card of current this water-locator of elder generation's process when entering filter cylinder, then each permeable hole on the card has the effect that disperses shunting to the current of concentrating, and current are flow in the filter cylinder uniformly according to the card size, simultaneously the current that enter in the filter cylinder is had a cushioning effect, make current be distributed on the casting bed uniformly, thereby improve the filter effect of layer of sand; Otherwise, when the backwash filter sand, casting bed is pressed when turning over by bottom water, and this water-locator can have a barrier effect to filter sand, prevent that filter sand from overflowing filter cylinder, therefore under equal conditions, can realize many dress filter sand amounts, promote filter effect, in other words, under the situation of dress equivalent weight filter sand, can dwindle the volume of filter cylinder, save material and economize the container transport cost to reach.

In addition, funnel-form permeable hole wide at the top and narrow at the bottom can guarantee the fairness of filter water inlet, and filter sand overflows when effectively preventing backwash again.

Description of drawings

Fig. 1 is the schematic perspective view of the utility model water-locator;

Fig. 2 is the vertical view of the utility model water-locator;

Fig. 3 is the partial enlarged drawing of Fig. 2;

Fig. 4 is the cutaway view of the utility model water-locator;

Fig. 5 is the partial enlarged drawing of Fig. 4;

Fig. 6 is the schematic perspective view of the control valve of the utility model filter;

Fig. 7 is the filtration work schematic diagram of the utility model filter;

Fig. 8 is recoil Xian of the utility model filter schematic diagram of working.

The specific embodiment

Filter cylinder water-locator structure extremely shown in Figure 8 as Fig. 1, that the utility model discloses, it is parts that are arranged in the sand filter, this sand filter comprises filter cylinder 1, places the filter sand 2 of filter cylinder 1, control valve 3 and water-locator 4.

This filter cylinder 1 is a barrel-type casing, and its upper end forms uncovered 11; Its center vertically is provided with a central tube 12 downwards from uncovered 11, and filter sand 2 is to be placed in the chamber 13 that forms between central tube 12 and filter cylinder 1 inwall, control valve 3 be sealed and matched in filter cylinder 1 uncovered 11 on.

Key of the present utility model is: this water-locator 4 is to be fixed in control valve 3 belows and to stretch uncovered 11 places of putting at filter cylinder 1, water-locator 4 is a dish seat, itself and filter cylinder 1 uncovered 11 internal diameters are suitable, the middle part of water-locator 4 has a mating holes 41, and these mating holes 41 upper and lowers extend to form sleeve respectively with the central tube 12 at connection filter cylinder 1 middle part and the water channel 31 of control valve 3 belows; Described water-locator 4 outer rims form upwardly extending retaining wall 42; On the card 43 between retaining wall 42 and the mating holes 41, be evenly distributed with permeable hole 44; Each permeable hole 44 is a funnel-form wide at the top and narrow at the bottom, and each permeable hole 44 herein is for being the annular cylindrical void in the center of circle with dish seat 43 centers, and card 43 is radially distributed with dowel 45 along the dish seat; And the top of each permeable hole 44 is funnel hole 441 wide at the top and narrow at the bottom, and the bottom is to continue the straight hole 442 of extension downwards along funnel hole 441 bottoms.

As shown in Figure 7, when filter carries out normal filtration work, control valve 3 transfers to the filtration gear, the card 43 of current this moment this water-locator 4 of elder generation's process when entering

filter cylinder

1,44 pairs of concentrated current of each permeable hole on the card 43 have the effect of a dispersion shunting, current are flow in the filter cylinder 1 uniformly according to the card size, water-locator 4 herein not only has a cushioning effect to the current that enter in the filter cylinder 1, make current be distributed on the casting bed uniformly, and the current of concentrating are disperseed and spread as on the whole casting bed face, funnel-form permeable hole 44 wide at the top and narrow at the bottom can guarantee the fairness of filter water inlet simultaneously, so can improve the utilization rate of filter sand 2 in the filter cylinder 1, improve filter sand 2 filter effects, reached the filter purpose of energy saving.

Again as shown in Figure 8, when filter carries out backwash work, control valve 3 transfers to the flushing gear, this moment, current were to be introduced in the central tube 12 of filter cylinder 1 bottom from filter sand 2 upwards to flow again, and casting bed is pressed when turning over by bottom water, is dashed 2 meetings of super filter sand and be stopped by water-locator, prevent that filter sand 2 from overflowing filter cylinder 1, funnel-form permeable hole 44 wide at the top and narrow at the bottom further prevents overflowing of filter sand 2 simultaneously, by the width of control permeable hole 44 bottoms, prevents overflowing of filter sand 2.Therefore under the condition of equal filter cylinder 1, can realize many dress filter sand amounts, promote the filter effect of filter, in other words, under the situation of dress equivalent weight filter sand 2, can dwindle the volume of filter cylinder 1, save material and economize the container transport cost to reach.

Claims

1. the water-locator structure of a filter cylinder, it is characterized in that: it is arranged at Filter cartridge top open-mouth, suitable with the uncovered internal diameter of filter cylinder, this water-locator is a dish seat, and its middle part has a mating holes with the water channel at connection filter cylinder middle part and the water channel of control valve below; This water-locator outer rim forms and extends upward the retaining wall; On the card between retaining wall and the mating holes, be evenly distributed with permeable hole; Each permeable hole is for being the annular cylindrical void in the center of circle with dish seat center, and card is radially distributed with dowel along the dish seat.

2. the water-locator structure of filter cylinder as claimed in claim 1, it is characterized in that: each permeable hole is a funnel-form wide at the top and narrow at the bottom.

3. the water-locator structure of filter cylinder as claimed in claim 1, it is characterized in that: the top of each permeable hole is funnel hole wide at the top and narrow at the bottom, the bottom is to continue the straight hole that extends downwards along the funnel hole bottom.

4. the water-locator structure of filter cylinder as claimed in claim 1, it is characterized in that: the mating holes upper and lower extends to form sleeve respectively.