CN209564679U - A kind of filter - Google Patents

Abstract

The utility model relates to a kind of filter, the cylinder including setting open at one end is equipped with cartridge type filter core in cylinder, is fixedly installed with end cap in the open end of cylinder, the both ends of filter core are installed with end plate, and the middle part of end plate offers through-hole；Boss is installed in the middle part of end cap inner surface, venthole is offered in the middle part of cylinder bottom surface, fixed cylinder has been fixedly mounted on the bottom surface in cylinder, one end of fixed cylinder covers on venthole, the other end and boss of fixed cylinder are threaded through respectively in the through-hole of filter core both ends setting, and end plate is bonded and is interference fitted with boss or fixed cylinder by through-hole；Air inlet is offered on end cap, there are gaps between filter core and cylinder lateral wall, and air inlet is between filter core and cylinder lateral wall.The fixed cylinder and boss of setting and the both ends of filter core are tightly connected by end plate, and structure is simple, assembles simple and fast；Non-woven fabrics end plate and filter paper use ultrasonic welding, and welding effect is good, is not likely to produce leak source, and more preferable with the sealing effect of fixed cylinder, boss.

Description

A kind of filter

Technical field

The utility model relates to filters, and in particular to a kind of filter.

Background technique

Filter (filter) is indispensable a kind of device on pumped (conveying) medium pipeline, is typically mounted on pressure reducing valve, lets out Pressure valve, Valve for keeping constant water level, the import end equipment of the square other equipment of work filter.Filter is by cylinder, stainless steel filtering net, blowdown portion Divide, transmission device and electrical control division are grouped as.After the filter cylinder of strainer screen, impurity is blocked water to be processed, It when needing to clean, as long as dismountable filter cylinder is taken out, is reloaded after processing, therefore, working service is extremely convenient.

Currently, needing to be sealed the both ends setting sealing plate of filter core after filter core is mounted on cylinder；One end one of cylinder As be equipped with end cap, between end cap and cylinder or using being threadedly coupled, or be clamped using snap fit, both modes make end cap Alignment can be just fixedly connected behind position, and mounting means is inconvenient.

Summary of the invention

For the problems of the prior art, the utility model relates to a kind of filters.

A kind of filter, the cylinder including setting open at one end are equipped with cartridge type filter core, described in the cylinder The open end of cylinder is fixedly installed with end cap, it is characterised in that: the both ends of the filter core are installed with end plate, the middle part of the end plate Offer through-hole；It is installed with boss in the middle part of the end cap inner surface, offers outlet in the middle part of the cylinder bottom surface Hole has been fixedly mounted on the bottom surface with fixed cylinder in the cylinder, and one end of the fixed cylinder covers on the venthole, the fixed cylinder The other end and the boss are threaded through respectively in the through-hole of filter core both ends setting, the end plate by the through-hole with it is described Boss or fixed cylinder are bonded and are interference fitted；Air inlet is offered on the end cap, is stayed between the filter core and cylinder lateral wall There is gap, the air inlet is between the filter core and cylinder lateral wall.

Further are as follows: the end cap is groove type, is installed with arc along its even circumferential on the outer wall of the end cap First chuck, is installed with the second chuck of annular at the port of cartridge openings end outer wall, and first chuck is connected to In second chuck.

Further are as follows: the upper surface of first chuck is fillet surface, the lower end surface of first chuck and the end cap Side wall is vertical；The upper surface of second chuck is vertical with the side wall of the cylinder, and the lower end surface of second chuck is chamfering Face；When the first chuck and the second chuck are clamped, the lower end surface of first chuck is bonded with the upper surface of second chuck； Second chuck is annular, can be buckled on cylinder convenient for end cap any angle.

Further are as follows: the filter core includes folding wave filter paper filter cylinder, and skeleton, the filter cylinder and bone are arranged in the filter cylinder The both ends of frame are embedded in the end plate.

Further are as follows: the end plate is nonwoven cloth material, this material is convenient for the processing of each component of filter core, and non-woven fabrics end Plate and the sealing effect of boss or fixed cylinder are preferable.

Further are as follows: fixing seat is installed on the outer wall of the cylinder, the fixing seat is equipped with the bottom surface of isosceles trapezoid, It is installed with side plate on the two sides side of the bottom surface on the fixing seat, the side plate and the angle of the bottom surface are Acute angle；Stiffening plate is installed on the lateral surface of the side plate, the stiffening plate side is connect with the side plate, the stiffening plate The other side connect with the fixing seat；Bottom surface and side plate form aid chamber, are used for and rubber plug secure fit.

Further are as follows: be equipped with top plate positioned at the position of the small head end in the bottom on the fixing seat, set on the top plate There is through slot, for cooperating the guide rod being arranged on rubber plug to make rubber plug interference after that is, fixing seat is slided on the guide bar by through slot Cooperation is intracavitary in aid.

The utility model has the beneficial effects that the fixed cylinder and boss of setting and the both ends of filter core are tightly connected by end plate, Structure is simple, assembles simple and fast；End plate is made with filter paper of non-woven fabrics using ultrasonic welding, and welding effect is good, is not likely to produce Leak source, in addition, non-woven fabrics end plate and the sealing effect of fixed cylinder, boss are more preferable；The setting of second chuck is circularized, end cap is convenient for It is buckled on cylinder in any rotation angle；The fixing seat of setting is convenient for the fixation of the utility model.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the sectional structure chart of the utility model；

Fig. 3 is the structural schematic diagram of the utility model middle cylinder body；

Fig. 4 is the structural schematic diagram of end cap in the utility model.

In figure, 1, end cap；11, boss；12, air inlet；13, the first chuck；2, cylinder；22, the second chuck；23, fixed Cylinder；3, fixing seat；31, bottom surface；32, stiffening plate；33, side plate；34, top plate；51, filter cylinder；52, end plate；53, skeleton.

Specific embodiment

It elaborates with reference to the accompanying drawing to the utility model.It should be noted that a left side in the example of the utility model, In, the positional terms such as right, upper and lower, be only relative concept or be to refer to the normal operating condition of product each other, without answering This is considered restrictive.

As depicted in figs. 1 and 2, a kind of filter, the cylinder 2 including setting open at one end are set in the cylinder 2 There is cartridge type filter core, the filter core includes folding wave filter paper filter cylinder 51, and skeleton 53,51 He of filter cylinder are arranged in the filter cylinder 51 The both ends of skeleton 53 are embedded in the end plate 52；The end plate 52 is nonwoven cloth material；It is solid in the open end of the cylinder 2 Dingan County is equipped with end cap 1, and the both ends of the filter core are installed with end plate 52, and the middle part of the end plate 52 offers through-hole；Described It is installed with boss 11 in the middle part of 1 inner surface of end cap, offers venthole in the middle part of 2 bottom surface of cylinder, at 2 bottom of cylinder Fixed cylinder 23 is installed on face, one end of the fixed cylinder 23 covers on the venthole, the other end of the fixed cylinder 23 and The boss 11 is threaded through respectively in the through-hole of the filter core both ends setting, and the boss 11 is for cylindrical type and same with fixed cylinder 23 Axis setting, the end plate 52 are bonded and are interference fitted with the boss 11 or fixed cylinder 23 by the through-hole；In the end cap 1 On offer air inlet 12, there are gap between 2 side wall of the filter core and cylinder, the air inlet 12 is located at the filter core and cylinder Between 2 side wall of body.

In conjunction with shown in Fig. 3 and Fig. 4, the end cap 1 is groove type, solid along its even circumferential on the outer wall of the end cap 1 The first chuck 13 equipped with arc is installed with the second chuck 22 of annular at the port of the 2 open end outer wall of cylinder, described First chuck 13 is connected in second chuck 22；The upper surface of first chuck 13 is fillet surface, first chuck 13 lower end surface is vertical with 1 side wall of end cap；The upper surface of second chuck 22 is vertical with the side wall of the cylinder 2, institute The lower end surface for stating the second chuck 22 is fillet surface；When the first chuck 13 and the second chuck 22 are clamped, first chuck 13 Lower end surface is bonded with the upper surface of second chuck 22；Second chuck 22 is annular, can convenient for the arbitrarily rotation angle of end cap 1 It is buckled on cylinder 2.

As shown in connection with fig. 1, fixing seat 3 is installed on the outer wall of the cylinder 2, the fixing seat 3 is equipped with isosceles trapezoid Bottom surface 31, be installed with side plate 33 on the two sides side of the bottom surface 31 in the fixing seat 3, the side plate 33 with The angle of the bottom surface 31 is acute angle；Stiffening plate 32,32 side of stiffening plate are installed on the lateral surface of the side plate 33 It is connect with the side plate 33, the other side of the stiffening plate 32 is connect with the fixing seat 3；Bottom surface 31 and side plate 33 form aid Chamber is used for and rubber plug secure fit；It is equipped with top plate 34 positioned at the position of the small head end in the bottom in the fixing seat 3, described Top plate 34 is equipped with through slot.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope It is defined by the appending claims and its equivalent thereof.

Claims (7)

1. a kind of filter, the cylinder including setting open at one end are equipped with cartridge type filter core, in the cylinder in the cylinder The open end of body is fixedly installed with end cap, it is characterised in that: the both ends of the filter core are installed with end plate, and the middle part of the end plate is equal Offer through-hole；It is installed with boss in the middle part of the end cap inner surface, offers venthole in the middle part of the cylinder bottom surface, Be fixedly mounted on the bottom surface with fixed cylinder in the cylinder, one end of the fixed cylinder covers on the venthole, the fixed cylinder it is another One end and the boss are threaded through respectively in the through-hole of filter core both ends setting, the end plate by the through-hole with it is described convex Platform or fixed cylinder are bonded and are interference fitted；Air inlet is offered on the end cap, between the filter core and cylinder lateral wall there are Gap, the air inlet is between the filter core and cylinder lateral wall.

2. a kind of filter according to claim 1, it is characterised in that: the end cap is groove type, at the end The first chuck of arc is installed on the outer wall of lid along its even circumferential, is installed at the port of cartridge openings end outer wall Second chuck of annular, first chuck are connected in second chuck.

3. a kind of filter according to claim 2, it is characterised in that: the upper surface of first chuck is chamfering The lower end surface in face, first chuck is vertical with the end cap sidewalls；The upper surface of second chuck and the side of the cylinder Wall is vertical, and the lower end surface of second chuck is fillet surface；When the first chuck and the second chuck are clamped, first chuck Lower end surface is bonded with the upper surface of second chuck.

4. a kind of filter according to claim 1 or 2 or 3, it is characterised in that: the filter core includes folding wave filter paper Filter cylinder, is arranged with skeleton in the filter cylinder, and the both ends of the filter cylinder and skeleton are embedded in the end plate.

5. a kind of filter according to claim 4, it is characterised in that: the end plate is nonwoven cloth material.

6. a kind of filter according to claim 5, it is characterised in that: be installed on the outer wall of the cylinder Reservation, the fixing seat are equipped with the bottom surface of isosceles trapezoid, solid on the two sides side of the bottom surface on the fixing seat Equipped with side plate, the angle of the side plate and the bottom surface is acute angle；Stiffening plate is installed on the lateral surface of the side plate, it is described Stiffening plate side is connect with the side plate, and the other side of the stiffening plate is connect with the fixing seat.

7. a kind of filter according to claim 6, it is characterised in that: be located at the bottom surface on the fixing seat The position of small head end is equipped with top plate, and through slot is equipped on the top plate.