CN214019499U - Multi-folding circulating water filter element with small filtering gap - Google Patents

Abstract

The utility model discloses a many formula circulating water filter cores that filter gap is little relates to the environmental protection technology field. The utility model discloses a center tube and end cover are detachable fixed connection between center tube and the end cover, and the end opening position department of center tube rotates and is connected with the bottom plate. The utility model discloses an utilize the cooperation in spacing post and spacing hole to fix the end cover at the top of center tube, and rotate through end opening position department at the center tube and be connected with the plectane, and a plurality of bar boards of angle fixedly connected with such as the top annular of plectane, utilize the bar board to the filtration gap shutoff of center tube, thereby change the filtration gap size of center tube, solved the utility model discloses the manufacturing cost who discloses a CN 208990379U is high, change inefficiency and the relatively poor problem of suitability.

Description

Multi-folding circulating water filter element with small filtering gap

Technical Field

The utility model belongs to the technical field of the environmental protection, especially, relate to a many folding type circulating water filter core that filter gap is little.

Background

The multi-fold standard filter element is made of polyester fiber cloth, has durable performance, the central rod of the filter medium and the end cover are glued together as an integral part, so that the end cover is ensured to have better sealing performance, and due to the folding design, the multi-fold standard filter element provides larger filtering area and longer filtering life, reduces the updating times of the filter element and reduces the filtering cost.

Through retrieval of Chinese patent, application publication number: CN 208990379U discloses a many formula filter cores easy to assemble, including the center tube, the slot has been seted up to the last lateral wall symmetry of center tube, two draw-in grooves have all been seted up on the lateral wall about the slot, be connected with the filter core end cover through connecting device in the slot, connecting device includes the inserted block, the cavity has been seted up in the inserted block. The utility model discloses, when the filter core end cover takes place to damage, the handle rotates, thereby it rotates to drive the worm, thereby the worm wheel that drives the worm both sides rotates, thereby it rotates to drive the threaded rod, thereby it moves the movable plate transversely on the threaded rod to drive, thereby it makes the fixture block slowly shift out from the draw-in groove to drive, thereby the inserted block of being convenient for takes out from the slot, thereby be convenient for the filter core end cover take out from the center tube, thereby be convenient for the maintenance and the change of filter core end cover, thereby when the filter core end cover damages, avoided filter core end cover and center tube to abandon together, thereby the waste has been avoided, use cost is practiced thrift, but this utility model still has following drawback in the in-service use:

1. when the filter element end cover is damaged, the handle is rotated to drive the worm to rotate, so that worm wheels on two sides of the worm are driven to rotate, the threaded rod is driven to rotate, the movable plate is driven to transversely move on the threaded rod, the clamping block is driven to slowly move out of the clamping groove, the inserting block can be conveniently taken out of the clamping groove, the filter element end cover can be conveniently taken out of the central tube, the filter element end cover can be conveniently maintained and replaced, the structure is complex, the production process requirement is high, the production cost is high, and meanwhile, the efficiency of replacing the central tube is low;

2. the utility model discloses a can't adjust the filtering gap of center tube, it is less to lead to the integrated device application scope, and the suitability is relatively poor.

Therefore, the utility model under publication No. CN 208990379U cannot meet the requirements in practical use, so that there is a strong need in the market for improved techniques to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many formulas circulating water filter core that filter gap is little, through the cooperation that utilizes spacing post and spacing hole, thereby fix the end cover at the top of center tube, and rotate through the end opening position department at the center tube and be connected with the plectane, and at a plurality of bar boards of angle fixedly connected with such as the top annular of plectane, utilize the bar board to the shutoff of the filter gap of center tube, thereby change the filter gap size of center tube, solved the utility model discloses the production cost is high that the publication is CN 208990379U, change inefficiency and the relatively poor problem of suitability.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a multi-fold circulating water filter element with small filtering gap, which comprises a central tube and an end cover, wherein a detachable fixed connection is arranged between the central tube and the end cover, which is convenient for replacing the central tube, the central position of the top of the central tube is provided with a through hole, which is convenient for installing a valve seat, six limit holes are arranged at equal angles on the outer side ring of the top of the central tube, which is convenient for matching with the limit post, and the bottom of the limit hole is provided with a round hole, which is convenient for placing the limit post, the outer side of the top of the end cover is penetrated to the bottom and is rotationally connected with a cylinder, which is convenient for driving the limit post to rotate, and the two sides of the outer peripheral surface of the upper end of the end cover are both fixedly connected with connecting lugs, which are convenient for fixing the cylinder by matching with bolts, the bottom of the cylinder is fixedly connected with the limit post, which is convenient for matching with the limit hole, so that the end cover is clamped and fixed with the central tube, six groups of bolt holes matched with the connecting lugs are arranged on the outer peripheral surface of the top of the end cover, the bottom opening of the central tube is rotatably connected with a bottom plate through threads, so that the central tube is conveniently plugged, and a plurality of strip-shaped plates are fixedly connected with the outer side of the top of the bottom plate in an annular shape and at equal angles, so that the filtering gap of the central tube can be conveniently adjusted.

Furthermore, a plurality of the external diameter that the strip shaped plate encloses into the region equals the external diameter of bottom plate, and equals the internal diameter of center tube, is convenient for the strip shaped plate to the filter gap shutoff of center tube.

Furthermore, the width of the strip-shaped plate is larger than one half of the filtering gap of the central pipe, so that the filtering gap of the central pipe can be conveniently adjusted.

Furthermore, the top of the end cover penetrates through the bottom of the end cover to form an end cover hole, so that the valve seat is convenient to install, and the valve seat matched with the through hole in the central pipe is fixedly connected to the center position of the bottom of the end cover, so that water flow can be conveniently input.

The utility model discloses following beneficial effect has:

1. the utility model discloses an utilize the cooperation in spacing post and spacing hole to fix the end cover at the top of center tube, simple structure, convenient operation has improved work efficiency when having reduced manufacturing cost.

2. The utility model discloses a rotation of end opening position department at the center tube is connected with the plectane to at a plurality of bar boards of angle fixedly connected with such as the top annular of plectane, utilize the bar board to the filter gap shutoff of center tube, thereby change the filter gap size of center tube, make the integrated device be applicable to different operation environment, improved the suitability.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of an explosion structure of the end cap of the present invention;

FIG. 4 is a schematic cross-sectional view of a center tube according to the present invention;

fig. 5 is an exploded view of the junction between the center tube and the bottom plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

110. a central tube; 111. a through hole; 112. a limiting hole; 113. a circular hole; 120. a base plate; 121. a strip plate; 130. an end cap; 131. an end cap aperture; 132. a valve seat; 133. a cylinder; 1331. connecting lugs; 134. a limiting column; 135. bolt holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention relates to a multi-fold circulating water filter element with small filtering gap, which comprises a central tube 110 and an end cover 130, wherein the central tube 110 is detachably and fixedly connected with the end cover 130 for replacing the central tube 110, a through hole 111 is provided at the central position of the top of the central tube 110 for installing a valve seat 132, six limiting holes 112 are provided at the outer side of the top of the central tube 110 at equal angles, for matching with a limiting post 134, round holes 113 are provided at the bottom of the limiting holes 112 for placing the limiting post 134, a cylinder 133 is rotatably connected to the bottom of the outer side of the top of the end cover 130 in a penetrating manner, two sides of the outer peripheral surface of the upper end of the end cover 130 at which the cylinder 133 is located are fixedly connected with connecting lugs 1331, the bottom of the cylinder 133 is fixedly connected with the limiting post 134, six sets of bolt holes 135 matched with the connecting lugs 1331 are provided on the outer peripheral surface of the top of the end cover 130, the bottom opening of the central tube 110 is rotatably connected with a bottom plate 120 for plugging the central tube 110, the outer side of the top of the bottom plate 120 is fixedly connected with a plurality of strip-shaped plates 121 at equal angles in an annular shape, the outer diameter of an area enclosed by the strip-shaped plates 121 is equal to the outer diameter of the bottom plate 120 and equal to the inner diameter of the central tube 110, the strip-shaped plates 121 are used for plugging a filtering gap of the central tube 110, the width of the strip-shaped plates 121 is larger than one half of the filtering gap of the central tube 110, in the using process, if the filtering gap of the central tube 110 is larger, the bottom plate 120 rotatably connected with the bottom opening of the central tube 110 is rotated to drive the strip-shaped plates 121 to rotate, so as to plug the filtering gap of the central tube 110, thereby obtaining a proper filtering gap, the top of the end cover 130 penetrates to the bottom to be provided with an end cover hole 131, the central position of the bottom of the end cover 130 is fixedly connected with a valve seat 132 matched with the through hole 111 on the central tube 110, if the central tube 110 is damaged and needs to be replaced, the cylinder 133 is rotated to drive the limiting post 134 fixedly connected with the bottom to rotate, when the limiting post 134 rotates to coincide with the limiting hole 112, the cylinder 133 is drawn out of the limiting hole 112, because the cylinder 133 is fixedly connected with the limiting post 134, the cylinder 133 is drawn out, the limiting post 134 is also drawn out, at the moment, the new central tube 110 can be replaced by the old central tube 110, the cylinder 133 is inserted into the limiting hole 112 on the new central tube 110, the cylinder 133 is rotated to drive the limiting post 134 to rotate, so that the limiting post 134 and the limiting hole 112 are staggered, and the end cover 130 is fixed on the top of the central tube 110 through the connecting lug 1331 and the bolt hole 135 by using bolts.

The working principle is as follows: in the using process, water flows into the inside of the central tube 110 through the valve seat 132 and the through hole 111 and flows out through the gap between the strip-shaped plate 121 and the central tube 110, in the process, impurities in the water flow are filtered by the strip-shaped plate 121 and the central tube 110, in the filtering process of the water flow, if the filtering gap of the central tube 110 is large, the bottom plate 120 rotatably connected with the bottom opening of the central tube 110 is rotated to drive the strip-shaped plate 121 to rotate, so that the filtering gap of the central tube 110 is blocked, a proper filtering gap is obtained, if the central tube 110 is damaged and needs to be replaced, the cylinder 133 is rotated to drive the limiting column 134 fixedly connected with the bottom to rotate, when the limiting column 134 rotates to coincide with the limiting hole 112, the cylinder 133 is drawn out from the limiting hole 112, and because the cylinder 133 is fixedly connected with the limiting column 134, the limiting column 134 is drawn out, the limiting column 134 is also drawn out, at this time, the old central tube 110 can be replaced with the new central tube 110, the cylinder 133 is inserted into the limiting hole 112 of the new central tube 110, and the cylinder 133 is rotated to drive the limiting post 134 to rotate, so that the limiting post 134 and the limiting hole 112 are staggered, and the end cover 130 is fixed to the top of the central tube 110 through the connecting lug 1331 and the bolt hole 135 by using bolts.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims (4)

1. The utility model provides a filter the little multifolding formula circulating water filter core of gap, includes center tube (110) and end cover (130), its characterized in that: the central tube (110) is detachably and fixedly connected with the end cover (130), a through hole (111) is formed in the center of the top of the central tube (110), six limiting holes (112) are annularly arranged at equal angles on the outer side of the top of the central tube (110), round holes (113) are formed at the bottoms of the limiting holes (112), the outer side of the top of the end cover (130) penetrates through the bottom and is rotatably connected with a cylinder (133), and both sides of the cylinder (133) positioned on the peripheral surface of the upper end of the end cover (130) are fixedly connected with connecting lugs (1331), the bottom of the cylinder (133) is fixedly connected with a limiting column (134), six groups of bolt holes (135) matched with the connecting lugs (1331) are formed in the outer peripheral surface of the top of the end cover (130), the bottom opening of the central tube (110) is rotationally connected with a bottom plate (120) through threads, the outer side of the top of the bottom plate (120) is annularly and fixedly connected with a plurality of strip-shaped plates (121) at equal angles.

2. The multi-fold circulating water filter element with small filter gap as claimed in claim 1, wherein the outer diameter of the area enclosed by the plurality of strip-shaped plates (121) is equal to the outer diameter of the bottom plate (120) and equal to the inner diameter of the central tube (110).

3. The multi-fold circulating water filter element with small filtering gaps as claimed in claim 1, wherein the width of the strip-shaped plate (121) is larger than one-half of the filtering gap of the central pipe (110).

4. The small-filter-gap multi-fold circulating water filter element as claimed in claim 1, wherein an end cover hole (131) is formed through the top to the bottom of the end cover (130), and a valve seat (132) matched with the through hole (111) in the central tube (110) is fixedly connected to the center of the bottom of the end cover (130).

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