阅读说明：本技术 过滤机滤芯管定位装置 (filter element tube positioning device of filter ) 是由 黄丁财 于 2018-06-11 设计创作，主要内容包括：一种过滤机滤芯管定位装置,能供一个滤芯管固定于一个滤桶单元的一个隔板,所述定位装置包含一个下定位件、一个上定位件及一个支撑件。所述下定位件具有一个定位于所述隔板的下定位座、一个下底座,以及数个设置于所述下定位座与所述下底座之间的下导通部,所述上定位件沿一条轴线与所述下定位件间隔设置,所述支撑件沿所述轴线延伸,且连接于所述下底座与所述上定位件之间,所述支撑件的一个外环面与所对应的滤芯管的一个内周面之间产生一个围绕所述轴线的环状间距。所述定位装置能产生较佳过滤效果,且结构强度佳。(a filter element pipe positioning device of a filter can be used for fixing a filter element pipe on a partition plate of a filter barrel unit, and comprises a lower positioning piece, an upper positioning piece and a supporting piece. The lower positioning piece is provided with a lower positioning seat positioned on the partition plate, a lower base and a plurality of lower conduction parts arranged between the lower positioning seat and the lower base, the upper positioning piece and the lower positioning piece are arranged at intervals along an axis, the supporting piece extends along the axis and is connected between the lower base and the upper positioning piece, and an annular space surrounding the axis is formed between one outer annular surface of the supporting piece and one inner circumferential surface of the corresponding filter core pipe. The positioning device can generate a better filtering effect and has good structural strength.)

1. The utility model provides a filter cartridge pipe positioner, the filter still contains the lauter tub unit, and the several install in the inside lauter tub pipe of lauter tub unit, the lauter tub unit is including the ladle body that can define out and be one-way open accommodation space, and can seal in the upper cover of accommodation space's open end, the ladle body has can with accommodation space separates into the baffle of going into liquid chamber and play liquid chamber, the baffle has the several perforation, the lauter tub pipe install in go into in the liquid chamber, and respectively corresponding to the perforation is fixed a position in the baffle, the lauter tub pipe respectively have can define communicate in the inner peripheral surface of fenestrate hole, and on the contrary in the outer peripheral surface of inner peripheral surface, the chemical waste liquid of going into the liquid chamber passes through the filtration of lauter tub pipe, can make the net liquid after the filtration by the hole drainage to play liquid chamber, positioner supplies one of them lauter tub pipe to be fixed in on the baffle, the positioning device is characterized in that the positioning device comprises a lower positioning piece, an upper positioning piece and a supporting piece:

The lower positioning piece corresponds to one of the through holes and is installed in the inner hole of the corresponding filter element pipe, the lower positioning piece extends along an axis and is provided with a hollow cylindrical lower positioning seat positioned on the partition plate, a lower base arranged at intervals along the axis and the lower positioning seat, and a plurality of lower conduction parts respectively arranged between the lower positioning seat and the lower base, the lower positioning seat is provided with a lower annular wall surrounding the axis and capable of defining a lower through hole, the lower through hole is communicated between the liquid outlet chamber and the corresponding inner hole, and the lower conduction parts are communicated with the lower through hole and the corresponding inner hole;

The upper positioning piece and the lower positioning piece are arranged at intervals along the axis;

The supporting piece extends along the axis and is installed in the corresponding inner hole, the supporting piece is provided with a lower end part connected to the lower base, an upper end part connected to the upper positioning piece and an outer ring surface extending from the lower end part to the upper end part, and an annular space surrounding the axis is formed between the outer ring surface and the inner circumferential surface of the corresponding filter element pipe.

2. The filter cartridge positioning device of claim 1, wherein: the lower positioning piece is also provided with a plurality of lower supporting ribs which surround the axis and are connected between the lower positioning seat and the lower base, and the lower conduction part is respectively arranged between every two lower supporting ribs.

3. The filter cartridge positioning device of claim 2, wherein: go up the setting element have the positioning seat, follow the axis with go up last base, the several that the positioning seat interval set up respectively in go up the positioning seat with go up the portion of conducting between the base, and the several centers on the axis and connect in go up the positioning seat with go up the support rib between the base, go up the positioning seat have centers on the axis just can define out the last rampart of going up the through-hole, go up the portion of conducting and set up respectively between per two support rib, just go up the portion of conducting with go up through-hole, the hole that corresponds is linked together.

4. the filter cartridge positioning device of claim 3, wherein: the upper positioning seat of the upper positioning piece is in a hollow cylinder shape, the upper positioning seat is provided with an upper annular wall which surrounds the axis and can define an upper through hole, the upper supporting rib is respectively connected between the upper annular wall and the upper base, the positioning device further comprises an upper end cover which is fixed at the top of the upper annular wall of the upper positioning seat, and the upper end cover is sealed at the top of the upper through hole.

5. The filter cartridge positioning device of claim 4, wherein: the upper positioning seat of the upper positioning piece is also provided with an upper external thread part arranged on the upper annular wall, and the upper end cover is provided with an upper concave hole which is used for the lower positioning seat to be screwed and is in a screw hole shape.

6. The filter cartridge positioning device of claim 3, wherein: the lower base of the lower positioning piece is provided with a lower screw hole, the upper base of the upper positioning piece is provided with an upper screw hole, the lower end part of the supporting piece is provided with a lower screw thread part screwed in the lower screw hole, and the upper end part of the supporting piece is provided with an upper screw thread part screwed in the upper screw hole.

7. The filter cartridge positioning device of claim 1, wherein: the outer diameter of the lower annular wall of the lower positioning piece is larger than that of the lower base.

8. The filter cartridge positioning device of claim 4, wherein: the outer diameter of the upper annular wall of the upper positioning piece is larger than that of the upper base.

9. The filter cartridge positioning device of claim 1, wherein: the perforation of the clapboard of the filter barrel unit is in a screw hole shape, the lower positioning seat of the lower positioning piece is also provided with a lower external thread part arranged on the lower annular wall, and the lower positioning seat is screwed in the perforation of the clapboard.

Technical Field

The invention relates to a chemical filter, in particular to a filter element pipe positioning device of the filter.

Background

As shown in fig. 1 (background art of taiwan certificate No. M353773), a conventional filter for treating chemical waste liquid includes a filter barrel 4, a filter element type filtering unit 5 installed inside the filter barrel 4, and an upper cover 6 installed on the top of the filter barrel 4. The filtering barrel 4 has a base 1 and a barrel 2 fastened on the base 1 by screws, the base 1 has a seat 401 for installing and positioning the filtering unit 5, an inlet 402 disposed outside the seat 401 for introducing waste liquid, an outlet 403 disposed inside the seat 401 for discharging filtered liquid, and a discharge hole 404 disposed outside the seat 401 and staggered with the inlet 402, the discharge hole 404 is used for discharging liquid after cleaning the filtering barrel 4 and the filtering unit 5. The filter unit 5 has a bottom plate 501 positioned on the support 401, a plurality of inner tubes 502 mounted on the bottom plate 501, and a plurality of filter element tubes 503 sleeved outside the inner tubes 502. The inner tube 502 has a plurality of axially spaced through holes 504.

when the chemical waste liquid is introduced into the interior of the tub 2 through the introduction hole 402 and passes through the filter element pipe 503 from the outside to the inside for filtration, the filtered waste liquid is discharged through the discharge hole 403.

Although such a chemical filter can filter chemical waste liquid, if the number of the through holes 504 provided in the inner tube 502 is too small, the filtering effect is not good, and conversely, if the number of the through holes 504 of the inner tube 502 is increased in order to improve the filtering effect, the structural strength of the inner tube 502 is affected.

Disclosure of Invention

The invention aims to provide a filter element pipe positioning device of a filter, which has both filtering effect and structural strength.

The invention relates to a filter core tube positioning device of a filter, which also comprises a filter barrel unit and a plurality of filter core tubes arranged in the filter barrel unit, wherein the filter barrel unit comprises a barrel body capable of defining a containing space which is opened in a one-way manner and an upper cover capable of closing the open end of the containing space, the barrel body is provided with a partition plate capable of dividing the containing space into a liquid inlet chamber and a liquid outlet chamber, the partition plate is provided with a plurality of through holes, the filter core tubes are arranged in the liquid inlet chamber, respectively correspond to the through holes and are positioned on the partition plate, each filter core tube is provided with an inner circumferential surface capable of defining an inner hole communicated with the through holes and an outer circumferential surface opposite to the inner circumferential surface, chemical waste liquid in the liquid inlet chamber is filtered by the filter core tubes, filtered clean liquid can be guided to the liquid outlet chamber from the inner holes, one of the filter core tubes is positioned on the partition plate by the positioning device, the positioning device comprises a lower positioning piece, an upper positioning piece and a supporting piece, wherein the lower positioning piece corresponds to one of the through holes and is installed in the inner hole of the corresponding filter element pipe, the lower positioning piece extends along an axis and is provided with a lower positioning seat positioned on the partition board and in a hollow cylinder shape, a lower base arranged at intervals along the axis and the lower positioning seat, and a plurality of lower conduction parts respectively arranged between the lower positioning seat and the lower base, the lower positioning seat is provided with a lower annular wall surrounding the axis and capable of defining a lower through hole, the lower through hole is communicated between the liquid outlet chamber and the corresponding inner hole, the lower conduction parts are communicated with the lower through hole and the corresponding inner hole, the upper positioning piece is arranged at intervals along the axis and the lower positioning piece, and the supporting piece extends along the axis and is installed in the corresponding inner hole, the supporting piece is provided with a lower end part connected to the lower base, an upper end part connected to the upper positioning piece and an outer ring surface extending from the lower end part to the upper end part, and an annular space surrounding the axis is formed between the outer ring surface and the inner circumferential surface of the corresponding filter element pipe.

According to the positioning device for the filter element tube of the filter, the lower positioning piece is also provided with a plurality of lower supporting ribs which surround the axis and are connected between the lower positioning seat and the lower base, and the lower conduction parts are respectively arranged between every two lower supporting ribs.

The filter element tube positioning device of the filter comprises an upper positioning seat, an upper base, a plurality of upper conduction parts and a plurality of upper supporting ribs, wherein the upper base is arranged at intervals with the upper positioning seat along the axis, the upper conduction parts are respectively arranged between the upper positioning seat and the upper base, the upper supporting ribs surround the axis and are connected between the upper positioning seat and the upper base, the upper positioning seat is provided with an upper annular wall which surrounds the axis and can define an upper through hole, the upper conduction parts are respectively arranged between every two upper supporting ribs, and the upper conduction parts are communicated with the upper through holes and corresponding inner holes.

According to the positioning device for the filter core tube of the filter, the upper positioning seat of the upper positioning piece is in a hollow cylinder shape, the upper positioning seat is provided with an upper annular wall which surrounds the axis and can define an upper through hole, the upper supporting ribs are respectively connected between the upper annular wall and the upper base, the positioning device further comprises an upper end cover which is fixed at the top of the upper annular wall of the upper positioning seat, and the upper end cover is sealed at the top of the upper through hole.

In the positioning device for the filter element tube of the filter, the upper positioning seat of the upper positioning piece is also provided with an upper external thread part arranged on the upper annular wall, and the upper end cover is provided with an upper concave hole which is used for the lower positioning seat to be screwed and is in a screw hole shape.

According to the filter element pipe positioning device of the filter, the lower base of the lower positioning piece is provided with the lower screw hole, the upper base of the upper positioning piece is provided with the upper screw hole, the lower end part of the supporting piece is provided with the lower screw thread part screwed in the lower screw hole, and the upper end part of the supporting piece is provided with the upper screw thread part screwed in the upper screw hole.

According to the filter element pipe positioning device of the filter, the outer diameter of the lower annular wall of the lower positioning piece is larger than that of the lower base.

According to the filter element pipe positioning device of the filter, the outer diameter of the upper annular wall of the upper positioning piece is larger than that of the upper base.

According to the positioning device for the filter core tube of the filter, the through hole of the partition plate of the filter barrel unit is in a screw hole shape, the lower positioning seat of the lower positioning piece is also provided with the lower external thread part arranged on the lower annular wall, and the lower positioning seat is screwed in the through hole of the partition plate.

The invention has the beneficial effects that: the lower positioning seat of the lower positioning piece is positioned on the partition plate, and the annular space is generated between the outer annular surface and the inner circumferential surface of the corresponding filter element pipe by the arrangement of the lower conduction part, so that the positioning device can generate better filtering effect, better structural strength and longer service life.

Drawings

FIG. 1 is a sectional view showing a filter cartridge type chemical filter according to the prior art;

FIG. 2 is a perspective exploded view of one embodiment of the positioning device for a filter cartridge of a filter according to the present invention;

FIG. 3 is a fragmentary exploded perspective view of the embodiment with a cartridge tube;

FIG. 4 is a sectional view of the embodiment;

FIG. 5 is a fragmentary enlarged fragmentary cross-sectional view of FIG. 4;

Fig. 6 is a fragmentary enlarged partial cross-sectional schematic view of fig. 4.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

Referring to fig. 2, 3 and 4, in an embodiment of the positioning device 100 for a filter core tube of a filter according to the present invention, the filter further includes a filter barrel unit 7 and a plurality of filter core tubes 8 installed inside the filter barrel unit 7.

The lauter tub unit 7 includes a tub 72 defining a holding space 71 opened in a single direction, and an upper cover 73 closing an open end of the holding space 71, the tub 72 has a partition 721 dividing the holding space 71 into a liquid inlet chamber 711 and a liquid outlet chamber 712, a liquid inlet 722 communicating with the liquid inlet chamber 711, and a liquid outlet 723 communicating with the liquid outlet chamber 712, the partition 721 has a plurality of through holes 724 (see fig. 5).

Each positioning device 100 is capable of fixing a filter element tube 8 on the partition 721, the number of the positioning devices 100 is matched with the number of the filter element tubes 8, the filter element tubes 8 are installed in the liquid inlet chamber 711 and respectively correspond to the through holes 724, and are positioned on the partition 721 through the positioning devices 100, and each filter element tube 8 is provided with an inner circumferential surface 82 capable of defining an inner hole 81 communicated with the through hole 724 and an outer circumferential surface 83 opposite to the inner circumferential surface 82.

Each positioning device 100 is used for positioning one of the filter element tubes 8 on the partition 721, and each positioning device 100 comprises a lower positioning member 10, an upper positioning member 20, a supporting member 30, and an upper end cover 40.

Referring to fig. 5, the lower positioning element 10 corresponds to one of the through holes 724 and is installed at the bottom of the inner hole 81 of one of the filter element tubes 8, the lower positioning element 10 extends along an axis L and has a lower positioning seat 11 positioned on the partition 721 and having a hollow cylindrical shape, a lower base 12 disposed along the axis L and spaced from the lower positioning seat 11, a plurality of lower support ribs 13 surrounding the axis L and connected between the lower positioning seat 11 and the lower base 12, and a plurality of lower conduction portions 14 disposed between the lower positioning seat 11 and the lower base 12, respectively. The lower positioning seat 11 has a lower annular wall 112 surrounding the axis L and defining a lower through hole 111, and a lower external thread portion 113 disposed on the lower annular wall 112, and the lower positioning seat 11 is screwed in the corresponding through hole 724 through the lower external thread portion 113. The lower through hole 111 is connected to the outlet chamber 712 through the corresponding through hole 724, and the outer diameter of the lower wall 112 is larger than that of the lower base 12. The lower base 12 has a lower screw hole 121. The lower conduction part 14 is respectively arranged between every two lower support ribs 13, and the lower conduction part 14 is communicated with the corresponding lower through hole 111 and the corresponding inner hole 81.

Referring to fig. 6, the shape and structure of the upper positioning member 20 of the present embodiment are completely the same as the lower positioning member 10, except that the upper positioning member is disposed in a direction that is turned 180 degrees from the lower positioning member 10. The upper positioning member 20 is spaced apart from the lower positioning member 10 along the axis L. Each of the upper positioning members 20 has an upper positioning seat 21, an upper base 22 spaced apart from the upper positioning seat 21 along the axis L, a plurality of upper supporting ribs 23 surrounding the axis L and connected between the upper positioning seat 21 and the upper base 22, and a plurality of upper conduction portions 24 respectively disposed between the upper positioning seat 21 and the upper base 22. The upper positioning seat 21 has an upper annular wall 212 surrounding the axis L and defining an upper through hole 211, and an upper external thread portion 213 disposed on the upper annular wall 212. The outer diameter of the upper annular wall 212 is greater than the outer diameter of the upper base 22. The upper base 22 has an upper screw hole 221 facing the lower screw hole 121. The upper conduction part 24 is respectively arranged between every two upper supporting ribs 23, and the upper conduction part 24 is communicated with the corresponding inner hole 81.

Referring to fig. 5 and 6, the supporting member 30 extends along the axis L and is installed in the inner hole 81 of the corresponding filter element tube 8, the supporting member 30 is in the shape of a long rod and has a lower end 31 connected to the lower base 12, an upper end 32 connected to the upper base 22, and an outer annular surface 33 extending from the lower end 31 to the upper end 32, and an annular space 34 surrounding the axis L is formed between the outer annular surface 33 and the inner circumferential surface 82 of the corresponding filter element tube 8. The lower end 31 has a lower threaded portion 311 that is threadedly engaged with the corresponding lower threaded bore 121, and the upper end 32 has an upper threaded portion 321 that is threadedly engaged with the corresponding upper threaded bore 221.

Referring to fig. 6, the upper end cap 40 is fixed on the top of the upper ring wall 212 of the upper positioning seat 21, and has an upper concave hole 41 for the upper external thread 213 to be screwed and shaped like a screw hole. The upper cap 40 is closed on the top of the upper through hole 211.

For a further understanding of the invention, its role, the technical means employed, and the efficacy attained by its cooperation, it is believed that the invention will be more fully and specifically understood from the following description.

As shown in fig. 4, 5 and 6, when the positioning device 100 of the present invention is installed and positioned in the filter barrel unit 7 and one of the filter barrel units 8 is positioned relative to the filter barrel unit 7, the lower positioning member 10 can be stably positioned in the partition 721 by screwing the lower external thread portion 113 of the lower positioning seat 11 into the corresponding through hole 724, the upper half section of the lower positioning seat 11 is also inserted into the inner hole 81 of one of the filter barrel units 8, the lower half section of the upper positioning seat 21 of the upper positioning member 20 is inserted into the inner hole 81 of the filter barrel unit 8, and the supporting member 30 is connected between the lower positioning member 10 and the upper positioning member 20, so that the positioning device 100 can stably position the filter barrel unit 8 relative to the filter barrel unit 7.

When the chemical waste liquid is introduced into the liquid inlet chamber 711 through the liquid inlet 722, the chemical waste liquid is filtered by the filter element tube 8, so that the filtered clean liquid can penetrate into the inner hole 81, since the annular space 34 around the axis L is generated between the outer annular surface 33 of the supporting member 30 and the inner circumferential surface 82 of the corresponding filter element tube 8, the filter element tube 8 can generate a better filtering effect, and the filtered clean liquid existing in the inner hole 81 can be guided toward the lower through hole 111, the through hole 724 and the liquid outlet chamber 712 through the lower guiding part 14, and finally the filtered clean liquid is discharged and collected from the liquid outlet 723 toward the outside of the filter barrel unit 7.

in the above-mentioned filtering operation, the outer diameter of the lower annular wall 112 is larger than the outer diameter of the lower base 12, so that the lower conduction part 14 can generate a larger flow cross-sectional area, and a better filtering effect can be generated. The positioning device 100 of the present invention is composed of the lower positioning member 10, the upper positioning member 20 and the supporting member 30, so that the overall structural strength is good, and the filter core tube 8 can provide better supporting strength.

it should be noted that in the above-mentioned embodiment of the positioning device 100 of the present invention, the shape and structure of the lower positioning element 10 and the upper positioning element 20 are completely the same, so that the number of parts to be manufactured can be reduced, the manufacturing and assembly are easier, and the cost can be reduced.

In summary, the positioning device for filter element tube of filter of the present invention has simple structure, easy manufacture and assembly, and can generate better filtering efficiency and have structure-strengthening characteristics, so as to achieve the purpose of the present invention.