CN212467359U - Precision filter - Google Patents

Abstract

The utility model discloses an accurate filter, include relief valve, barrel, cross filter element and drain, the bottom welding of barrel has the bobbin base, there is the filter element that extends to the barrel inside the inside of bobbin base through pedestal mounting, the top cap is installed through the bolt in the top of barrel, the top welding of top cap has the relief valve. The utility model discloses an install the relief valve at the top of top cap, when the device carries out the pressure release, link and the external booster pump of trachea cooperation through three-way valve one side, can be to crossing the inside pressure boost that carries out of filter element through external booster pump, make it cross the inside water source of filter element and receive the high pressure to outer infiltration water source, thereby reach and carry out the effect of fine filtration to the water source, cross the inside atmospheric pressure state of filter element through manometer real-time supervision simultaneously, when crossing the inside atmospheric pressure of filter element and surpassing the bearing range, accessible relief valve in time releases the pressure, avoid causing the danger of device explosion, make the safety of its device obtain the guarantee, the security of device has been improved.

Description

Precision filter

Technical Field

The utility model relates to a filter technical field specifically is precision filter.

Background

The shell of the cylinder body is generally made of stainless steel, tubular filter elements such as PP melt-blown filter elements, wire-fired filter elements, folded filter elements, titanium filter elements, activated carbon filter elements and the like are adopted as filter elements inside the cylinder body, different filter elements are selected according to different filter media and design processes so as to meet the requirement of effluent quality, but the existing precision filter has a plurality of problems or defects:

traditional precision filter in-service use, can not real-time supervision device inside atmospheric pressure state, when the inside atmospheric pressure of device was too high to bear the scope, caused the danger of device explosion easily, made the safety of its device unable to be ensured, lead to the security performance of device to hang down.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precision filter to solve the problem that the security performance that proposes in the above-mentioned background art is low.

In order to achieve the above object, the utility model provides a following technical scheme: precision filter, including relief valve, barrel, filter core and drain, the bottom welding of barrel has the bobbin base, the drain is installed through the bolt in the bottom of bobbin base, the inside welding of bobbin base has the base, the welding of the bottom outside of bobbin base has three groups of support frames, the inside of bobbin base has the filter core that extends to the barrel inside through the pedestal mounting, the top cap is installed through the bolt in the top of barrel, the welding of the top of top cap has the relief valve.

Preferably, install the three-way valve in the relief valve, the welding of one side of three-way valve has the relief valve, and the welding of the opposite side of three-way valve has the link, and the manometer is installed through helicitic texture in the top of three-way valve, and the welding of the outside of three-way valve has the protection frame.

Preferably, a water inlet is welded at one side of the barrel, a connecting pipe is installed at one end of the water inlet, the bottom end of the connecting pipe is connected with the base, and a water outlet is welded at the other side of the barrel.

Preferably, a filter screen is installed in the filter core, connecting sleeves are installed at two ends of the filter screen through bolts, and a threaded disc is welded at the top end of each connecting sleeve.

Preferably, install the blow off pipe in the blowdown, the front of blow off pipe is equipped with the blowoff valve, and the welding of the top of blow off pipe has the mounting disc, and the welding of the bottom of blow off pipe has the screwed pipe.

Preferably, the inside of top cap is equipped with the screw thread end, and the bottom welding of top cap has the connection pad.

Compared with the prior art, the beneficial effects of the utility model are that: this precision filter is rational in infrastructure, has following advantage:

(1) the safety valve is arranged at the top of the top cover, when the device performs pressure relief, the connecting end on one side of the three-way valve is matched with the air pipe to form an external booster pump, the internal part of the filter element can be boosted through the external booster pump, so that a water source in the filter element is subjected to high pressure and externally permeates the water source, the effect of performing precise filtration on the water source is achieved, meanwhile, the pressure state in the filter element is monitored in real time through the pressure gauge, when the air pressure in the filter element is higher than a bearing range, the pressure can be relieved timely through the pressure relief valve, the danger of device explosion is avoided, the safety of the device is guaranteed, and the safety of the;

(2) the filter element is arranged in the barrel, when the filter element is replaced, the bolts at the top of the connecting disc are screwed to be separated from the connecting disc, the top cover is held to rotate to be separated from the filter element, the filter element is rotated to be separated from the base in the barrel bottom to be replaced, when the filter element is installed, the threaded disc is inserted into the base to rotate to enable the threaded disc to be meshed with the internal threads in the base, the threaded end in the top cover is rotatably connected with the threaded disc, and the bolts are screwed to enable the connecting disc at the bottom of the top cover to be connected with the top of the barrel, so that the filter element can be conveniently disassembled, assembled and replaced while the sealing performance of the top cover installation is ensured, and the replacement efficiency of the filter element is improved;

(3) through the welding of the bottom at a section of thick bamboo there is the drain, when dirty liquid is collected, but the screwed pipe through the bottom of blow off pipe external conveyer pipe, can connect secondary filter through external conveyer pipe, open the blowoff valve and can carry the inside dirty liquid of filter core to be convenient for carry out secondary filter to dirty liquid in the secondary filter, can select the secondary filter of different filter effects according to different filter media and design process simultaneously to reach the requirement of play water quality of water, thereby improved the filter effect of dirty liquid.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic structural view of the safety valve of the present invention;

FIG. 4 is a schematic view of the filter element of the present invention;

fig. 5 is a schematic view of the structure of the sewage draining outlet of the utility model.

In the figure: 1. a safety valve; 101. a three-way valve; 102. a pressure relief valve; 103. a connecting end; 104. a pressure gauge; 105. a protective frame; 2. a top cover; 201. a threaded end; 202. a connecting disc; 3. a barrel; 301. a water inlet; 302. a connecting pipe; 303. a water outlet; 4. a filter element; 401. a filter screen; 402. connecting sleeves; 403. a threaded disc; 5. a cylinder bottom; 501. a base; 502. a support frame; 6. a sewage draining outlet; 601. a blow-off pipe; 602. a blowoff valve; 603. mounting a disc; 604. a threaded pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: the precision filter comprises a safety valve 1, a barrel 3, a filter element 4 and a sewage outlet 6, wherein a water inlet 301 is welded on one side of the barrel 3, a connecting pipe 302 is installed at one end of the water inlet 301, the bottom end of the connecting pipe 302 is connected with a base 501, a water outlet 303 is welded on the other side of the barrel 3, a barrel bottom 5 is welded on the bottom of the barrel 3, the base 501 is welded inside the barrel bottom 5, three groups of supporting frames 502 are welded on the outer side of the bottom of the barrel bottom 5, the filter element 4 extending into the barrel 3 is installed inside the barrel bottom 5 through the base 501, a filter screen 401 is installed inside the filter element 4, connecting sleeves 402 are installed at two ends of the filter screen 401 through bolts, threaded discs 403 are welded at the top ends of the connecting sleeves 402, a top cover 2 is installed at the top of the barrel 3;

specifically, when the filter element 4 is replaced, the top of the connecting disc 202 is screwed to be separated from the connecting disc 202 by bolts, the top cover 2 is held to rotate to be separated from the filter element 4, the filter element 4 is rotated to be separated from the base 501 inside the barrel bottom 5 for replacement, when the filter element is installed, the threaded disc 403 is inserted into the base 501 to rotate so that the threaded disc 403 is meshed with the internal threads inside the base 501, the threaded end 201 inside the top cover 2 is rotatably connected with the threaded disc 403, and the bolts are screwed so that the connecting disc 202 at the bottom of the top cover 2 is connected with the top of the barrel body 3, so that the filter element 4 is convenient to disassemble, assemble and replace while the sealing performance of the top cover 2 is ensured, and the replacement efficiency of the filter element 4 is improved;

the top of the top cover 2 is welded with a safety valve 1, a three-way valve 101 is installed in the safety valve 1, a pressure relief valve 102 is welded on one side of the three-way valve 101, a connecting end 103 is welded on the other side of the three-way valve 101, a pressure gauge 104 is installed on the top of the three-way valve 101 through a threaded structure, and a protection frame 105 is welded on the outer side of the three-way valve 101;

specifically, when the device is used for pressure relief, the connecting end 103 on one side of the three-way valve 101 is matched with the air pipe to form an external booster pump, the internal part of the filter element 4 can be boosted through the external booster pump, so that a water source in the filter element 4 is pressurized to an external permeation water source, the effect of precisely filtering the water source is achieved, meanwhile, the pressure gauge 104 is used for monitoring the air pressure state in the filter element 4 in real time, when the air pressure in the filter element 4 is higher than a bearing range, the pressure can be timely relieved through the pressure relief valve 102, the stability of the air pressure in the filter element 4 is ensured, the danger of explosion of the device is avoided, the safety of the device is ensured, the safety of the device is improved, the pressure gauge 104 can be protected through the protective frame 105, the pressure gauge 104 is prevented from being damaged by;

a sewage discharge outlet 6 is mounted at the bottom of the barrel bottom 5 through a bolt, a sewage discharge pipe 601 is mounted in the sewage discharge outlet 6, a sewage discharge valve 602 is arranged on the front surface of the sewage discharge pipe 601, a mounting disc 603 is welded at the top of the sewage discharge pipe 601, and a threaded pipe 604 is welded at the bottom end of the sewage discharge pipe 601;

specifically, when dirty liquid is collected, the threaded pipe 604 at the bottom of the drain pipe 601 can be externally connected with a conveying pipe, the conveying pipe can be connected with a secondary filter, the drain valve 602 is opened to convey dirty liquid in the filter element 4 into the secondary filter so as to carry out secondary filtration on the dirty liquid, and meanwhile, the secondary filters with different filtering effects can be selected according to different filtering media and design processes so as to meet the requirement of effluent quality, so that the filtering effect of the dirty liquid is improved;

the working principle is as follows: when in use, firstly, the water inlet 301 at one side of the barrel 3 is connected with the water pipe, the water pipe enters the connecting pipe 302 through the water inlet 301, the water source can be conveyed to the base 501 through the connecting pipe 302, the water source enters the inside of the filter element 4 through the base 501, the connecting end 103 at one side of the three-way valve 101 is matched with the air pipe to form an external booster pump, the inside of the filter element 4 can be pressurized through the external booster pump, so that the water source inside the filter element 4 is subjected to high pressure and outwards permeates the water source, thereby achieving the effect of precisely filtering the water source, meanwhile, the pressure state inside the filter element 4 is monitored in real time through the pressure gauge 104, when the air pressure inside the filter element 4 is higher than a bearing range, the pressure can be timely released through the pressure release valve 102, the stability of the air pressure inside the filter element 4 is ensured, the danger of, the screwed pipe 604 through the bottom of blow off pipe 601 can external conveyer pipe, can connect secondary filter through external conveyer pipe, open blowoff valve 602 can be convenient for carry the secondary filter to dirty liquid in the secondary filter with the inside foul liquid of filter core 4, can select different filter effect's secondary filter according to filter media and the design process of difference simultaneously to reach the requirement of play water quality of water, thereby improved the filter effect of foul liquid.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. Precision filter, including relief valve (1), barrel (3), filter core (4) and drain (6), its characterized in that: the bottom welding of barrel (3) has bobbin base (5), drain (6) are installed through the bolt in the bottom of bobbin base (5), the inside welding of bobbin base (5) has base (501), the bottom outside welding of bobbin base (5) has three group's support frames (502), the inside of bobbin base (5) is installed through base (501) and is extended to inside filter core (4) of barrel (3), top cap (2) are installed through the bolt in the top of barrel (3), the top welding of top cap (2) has relief valve (1).

2. A precision filter as claimed in claim 1, wherein: install three-way valve (101) in relief valve (1), the welding of one side of three-way valve (101) has relief valve (102), and the welding of the opposite side of three-way valve (101) has link (103), and manometer (104) are installed through helicitic texture in the top of three-way valve (101), and the welding of the outside of three-way valve (101) has protection frame (105).

3. A precision filter as claimed in claim 1, wherein: a water inlet (301) is welded at one side of the barrel (3), a connecting pipe (302) is installed at one end of the water inlet (301), the bottom end of the connecting pipe (302) is connected with the base (501), and a water outlet (303) is welded at the other side of the barrel (3).

4. A precision filter as claimed in claim 1, wherein: a filter screen (401) is installed in the filter element (4), connecting sleeves (402) are installed at two ends of the filter screen (401) through bolts, and threaded discs (403) are welded at the top ends of the connecting sleeves (402).

5. A precision filter as claimed in claim 1, wherein: install blow off pipe (601) in drain (6), the front of blow off pipe (601) is equipped with blowoff valve (602), and the top welding of blow off pipe (601) has mounting disc (603), and the bottom welding of blow off pipe (601) has screwed pipe (604).

6. A precision filter as claimed in claim 1, wherein: the inside of top cap (2) is equipped with threaded end (201), and the bottom welding of top cap (2) has connection pad (202).

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