CN2231572Y

CN2231572Y - Structure for filtering element shell, and water inlet and outlet bases of water filter

Info

Publication number: CN2231572Y
Application number: CN 95244778
Authority: CN
Inventors: 颜水上
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-09-27
Filing date: 1995-09-27
Publication date: 1996-07-24
Anticipated expiration: 2005-09-27

Abstract

The utility model provides a novel structure for a filtering element shell, and water inlet and outlet bases of a water filter. The utility model is characterized in that the end side of the filtering element shell is provided with a skew bump, the center of the end face of the filtering element shell is provided with a positioning conduit, the positioning conduit is inserted into the concave hole of a water inlet/outlet seat, the plug of the positioning tip of the water inlet/outlet seat is inserted into the water inlet of the positioning conduit, and the hook plate of the water inlet/outlet seat is clipped with the skew bump. By means of the gradual tight compressing function of the skew face of the skew bump when the filtering element shell is rotated, the tight combination of the filtering element shell and the water inlet/outlet seat is achieved. The utility model has a fluent channel for each component, and has good sealing property and good filtering effect, being favorable for environment protection and convenient in use and maintain.

Description

The filter-core shell of water-purifying filter and influent-effluent base new construction

The utility model relates to a kind of filter, and feature is a kind of servicing unit that is used to filter.

The filter core of traditional water filter and i/o block structure, as shown in Figure 1, it includes filter-core shell 31, members such as influent-effluent base 32 and filter core 33, the double-layer tube that filter-core shell 31 bottoms protrude out directly embeds in the influent-effluent base 32, the all sides of conduit are established two O type circles 311, establishing a filter core water inlet 312 between two O circle connects with the water inlet 321 of influent-effluent base 32, the conduit bottom side is established a filter core delivery port 313 in addition and is connected with the delivery port 322 of influent-effluent base 32, filter core delivery port 313 all sides are established an O type circle 311, water by the water inlet 321 of influent-effluent base 32 through filter core water inlet 312 catheter outer of flowing through, then enter in the filter-core shell 31, after passing through the filtration of filter core 33 again, flow out filter core delivery port 313 by the conduit internal layer, the delivery port 322 by influent-effluent base 32 flows out again, but following shortcoming is arranged in use:

1. owing to filter core water inlet 312 and water-logged base 32 only seal with an O type circle 311, and it is bigger generally to enter the hydraulic pressure of influent-effluent base 32 via inlet 321, only separately with an O type Figure 31 1 sealing, often can't bear this hydraulic pressure and have the situation of leaking to take place, cause environmental pollution, easier so and cause the water filter internal works to make moist and damage.

2. filter core delivery port 313 only seals with an O type circle and a filter core water inlet 312 that is positioned at conduit top and all sides respectively, and often cause the densification of O type circle 311 bad because mode of operation is improper when assembling, therefore the normal filter core delivery port 313 that easily infiltrates of the water of water inlet 321 filtered causes the pollution of filtered water.

3. because conduit embedding influent-effluent base 32 assemblies that filter-core shell 31 only utilizes the turnover water end (W.E.) to protrude out there is no other any fixtures, so Chang Yiyin filter-core shell 31 collides by external force, shakes and filter-core shell 31 is got loose.

The purpose of this utility model is filter-core shell and the influent-effluent base new construction that a kind of improved water-purifying filter will be provided, and it makes between filter-core shell and influent-effluent base good sealing property, and filter-core shell combines closely with influent-effluent base, and can carry out Rapid Combination.

Utility model is achieved in that at filter-core shell turnover water end (W.E.) extends the pair of lamina positioning catheter, form inlet channel between double-deck positioning catheter ectonexine, the pipe middle part forms water channel, the all sides of positioning catheter are established the annular groove that above Gong the O type snare in two roads is gone into, central authorities establish a delivery port and communicate with water outlet at the bottom of the positioning catheter, and noose one end sealing plug ring, side established the plural number place and cut to fall into water inlet is communicated with inlet channel delivery port week, the all sides of filter-core shell noose end are established number and are tiltedly compeled projection, tiltedly compel the projection end and establish the retaining bonding part, influent-effluent base noose end opening inboard establish corresponding tiltedly compel projection inwardly protrude out hook plate, central authorities establish a shrinkage pool, shrinkage pool central authorities can go into the back at the positioning catheter sleeve and be communicated with delivery port, the shrinkage pool side is established a water inlet, positioning catheter with filter-core shell inserts in the shrinkage pool of Inlet and outlet water, compels on the projection in the oblique of filter-core shell with the hook plate clip of influent-effluent base, and the rotation filter-core shell makes hook plate conflict retaining bonding part.

The effect of the progressive packing face of projection is tiltedly compeled in the utility model utilization, filter-core shell is kept and the tight pressing of water inlet degree, shrinkage pool the inner produces the necessary effect that urges to the sealing plug ring simultaneously, make each accessory keep the smooth and easy and tool excellent sealing of passage, both guaranteed settling accounts of filtered water, also avoid environmental pollution or damage the filter parts, the assembling of this structure can make filter core combine with influent-effluent base firmly, unlikely generation filter-core shell becomes flexible phenomenon, and operation is extremely rapidly convenient, save time in the favourable construction,, also bring great convenience the more operation of renew cartridge.

The concrete structure of utility model is provided by following examples and accompanying drawing thereof.

Fig. 1 is the filter-core shell of traditional water filter and the structural representation of filter cartridge seat.

Fig. 2 is that the filter-core shell and the influent-effluent base new construction axle of the water-purifying filter that the utility model proposes surveyed view.

Fig. 3 be among Fig. 2 influent-effluent base overlook outline drawing.

Fig. 4 is that the vertical profile of Fig. 2 structure is looked schematic diagram.

With reference to Fig. 2,3,4, the filter-core shell of water-purifying filter and influent-effluent base new construction, mainly comprise filter-core shell 1, influent-effluent base 2 and filter core 15, pair of lamina positioning catheter 11 is extended in filter-core shell 1 Inlet and outlet water bottom, form inlet channel 23 between double-deck positioning catheter 11 ectonexines, the pipe middle part forms water channel 24, positioning catheter 11 all sides are established the above annular groove 111 in two roads, can be inserted in for O type circle 13, positioning catheter 11 bottom central authorities establish a delivery port 113 and communicate with the water outlet 24 of positioning catheter 11 internal layers, delivery port 113 all sides are established plural number place and are cut to fall into water inlet 112 is communicated with the inlet channel 23 of positioning catheter 11, filter-core shell 1 turnover water end (W.E.) week side is provided with the tiltedly urgent projection 12 of right quantity, tiltedly compel projection 12 ends and be provided with retaining bonding part 121, all sides are established the hook plate that inwardly protrude out 21 corresponding with tiltedly urgent projection 12 in the influent-effluent base 2 noose end openings, and central authorities establish a shrinkage pool 25, and shrinkage pool 25 central authorities establish a locating tip plug 22 to convex, locating tip plug 22 central authorities are communicated with delivery port 241, and locating tip plug 22 sides are established a water inlet 231.

Fig. 4 represents filter-core shell 1 and influent-effluent base 2 combinations, during assembling, insert the delivery port 113 of positioning catheter 11 with a sealing plug ring 14, positioning catheter 11 covers with filter-core shell 1 insert in the shrinkage pool 25 of influent-effluent base 2 again, make the locating tip plug 22 of influent-effluent base 2 insert sealing plug ring 14 central authorities, and push against with O type circle 13 and filter-core shell 1 in positioning catheter 11 all sides, preventing fully with multiple water-ring that into water is unlikely leaks outside, compel on the projection 12 in the oblique of filter-core shell 1 with hook plate 2 clips of influent-effluent base 2 simultaneously, rotation filter-core shell 1 reaches the location to making hook plate 21 conflict retaining bonding part 121, and utilize the progressive packing effect of tiltedly compeling projection 12 simultaneously, make filter-core shell keep closely compeling to close state with influent-effluent base 2; And then impel distolateral in the shrinkage pool 25 must be because of progressive effect, and press in sealing plug ring 14 end faces, reach the seal isolation effect of influent side and water outlet side.Above-mentioned filter-core shell 1 has the firm characteristics that combine with influent-effluent base 2, and mounting or dismounting are extremely rapidly convenient again.

Claims

1. the filter-core shell of a water-purifying filter and water-logged base new construction, comprise filter-core shell and influent-effluent base, it is characterized in that filter-core shell (1) turnover water end (W.E.) extends pair of lamina positioning catheter (11), form inlet channel (23) between double-deck positioning catheter (11) ectonexine, the pipe middle part forms water channel (24), the all sides of positioning catheter (11) are provided with the annular groove (111) that above Gong the O type circle (13) in two roads is inserted in, positioning catheter (11) bottom center is established a delivery port (113) and is communicated with water outlet (24), and noose one end sealing plug ring (14), the all sides of delivery port (113) are established plural number place and are cut to fall into water inlet (112) is communicated with inlet channel (23), the all sides of filter-core shell (1) noose end are established number and are tiltedly compeled projection (12), tiltedly compel projection (12) end and establish retaining bonding part (121), influent-effluent base (2) noose end opening inboard establish corresponding tiltedly compel projection (12) inwardly protrude out hook plate (21), central authorities establish a shrinkage pool (25), shrinkage pool (25) central authorities can go into the back at positioning catheter (11) sleeve and be communicated with delivery port (241), shrinkage pool (25) side is established a water inlet (231), positioning catheter (11) with filter-core shell (1) inserts in the shrinkage pool of influent-effluent base (2), hook plate (21) clip with influent-effluent base (2) is compeled on the projection (12) in the oblique of filter-core shell (1), and rotation filter-core shell (1) is conflicted hook plate (21) and kept off bonding part (121).

2. filter-core shell according to claim 1 and influent-effluent base new construction is characterized in that shrinkage pool (25) central authorities establish a locating tip plug (22) that inwardly protrudes out, and locating tip plug (22) central authorities communicate with delivery port (241).