CN213031993U

CN213031993U - Filter with reinforced seal

Info

Publication number: CN213031993U
Application number: CN202021747046.7U
Authority: CN
Inventors: 梁金灿; 黄振强
Original assignee: Fujian Hongjie Valve Co ltd
Current assignee: Fujian Hongjie Valve Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-23
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a filter with reinforced seal, the structure of which comprises a top cover, a transmission joint, a motor and a filter tank, the top end of the filter tank is locked and connected with the top cover, the utility model has the following advantages that the device can carry out graded filtration to the inlet water by arranging a coarse filter plate and a clean impeller matched blowdown connecting pipe at the water inlet, the large impurities are filtered and then cleaned to the blowdown connecting pipe by the impeller, then the large impurities are automatically discharged after the weight of the accumulated impurities presses the airtight piston in the blowdown pipe to descend to a certain degree, the blocking and blockage in the filter are better prevented, the device is convenient to use, the side end of the airtight ring which can be pressed outwards and expanded and the movable inner ring are arranged at the joint, when the device is assembled and used, the airtight ring can outwards expand the inner wall of the butt joint when the internal pressure of the airtight ring which is expanded outwards, the tightness of the device is increased by the pressure of the medium, and when the, the movable inner ring can also press the sealed ring to expand outwards, so that the butt joint tightness of the equipment is stronger.

Description

Filter with reinforced seal

Technical Field

The utility model belongs to the technical field of the filter, in particular to strengthen sealed filter.

Background

The filter is an indispensable device on a medium conveying pipeline, and is usually installed at a pressure reducing valve, a pressure relief valve, a water level setting valve and an inlet end device of other devices of a squareness filter, after the filter is provided with a filter cartridge with a filter screen of a certain specification, impurities of the filter are blocked, when the filter needs to be cleaned, the detachable filter cartridge is only required to be taken out and is installed again after being processed, so the filter is very convenient to use and maintain, and the technical improvement is also obtained along with the rapid development of scientific technology, but the filter of the medium can be singly filtered when the filter cartridge in the prior art is used, when the medium with larger impurities is encountered, the inside of the filter cartridge can be quickly accumulated and overflowed by the impurities, so the filter is easily blocked and blocked, and when the devices are assembled and butted, a sealing cushion between joints is easy to leak due to the impact of pressure, and the tightness of the, causing inconvenience.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, now provide a strengthen sealed filter, when using to solve prior art novel, can only carry out single filtration to the filtration of medium, when meetting the medium that has great debris, the cartridge filter is inside just can be piled up the overfilling by impurity very fast, thereby lead to the card of filter to block up easily, and equipment when assembling the butt joint, the seepage phenomenon appears because of the impact of pressure easily in the airtight pad between the joint, influence the seal of equipment, cause inconvenient effect.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a filter for strengthening sealing, which comprises a top cover, a transmission joint, a motor and a filter tank, wherein the top end of the filter tank is locked with the top cover;

the filter tank comprises a main sewage discharge joint, a cleaning brush, a water inlet connecting pipe, a water inlet joint, a water inlet sealing device, an auxiliary sewage discharge joint, a first compression spring, a sealing piston, a sewage discharge connecting pipe, an impeller cover, a coarse filter plate, a top cover sealing device, a sweeping shaft lever, a filter cylinder assembly top ring, a filter cylinder, a water outlet sealing device, a water outlet joint, a main tank body and a sewage discharge sealing device, wherein the main sewage discharge joint is arranged in the middle of the bottom end of the main tank body, the sewage discharge sealing device is fixedly connected to the bottom end of the main sewage discharge joint, the water outlet joint is arranged on the lower side of the right end of the main tank body, the water outlet sealing device is fixedly connected to the right end of the water outlet joint, the upper side of the left end of the main tank body is communicated with the right end of the impeller cover, the impeller is buckled in the middle of the, the left side in the sewage draining connecting pipe is buckled with an airtight piston through a compression spring I, the left side of the bottom end of the sewage draining connecting pipe is provided with an auxiliary sewage draining joint, the airtight piston is arranged on the right side of the auxiliary sewage draining joint, the top end of a water inlet connecting pipe is fixedly connected with the right side of the bottom end of an impeller cover, the top end of the water inlet connecting pipe is communicated with the right lower side of the impeller cover, the lower side of the left end of the water inlet connecting pipe is provided with a water inlet joint, the left end of the water inlet joint is fixedly connected with a water inlet airtight device, the top end of the interior of a main tank body is fixedly connected with a top cover through the top cover and is connected with a transmission joint, the lower side of the left end of the cleaning shaft is fixedly connected;

the water inlet sealing device comprises a limiting connecting rod, a sealing ring, a compression spring II, a butt joint inner ring and a movable inner ring, one end of the butt joint inner ring is arranged inside the water inlet joint, the butt joint inner ring is fixedly connected with the water inlet joint, the right end of the movable inner ring is provided with the limiting connecting rod, the right end of the limiting connecting rod is embedded and fastened with the butt joint inner ring through the compression spring II, the sealing ring is sleeved outside the joint part of the butt joint inner ring, which is not connected with the water inlet joint, the left end of the sealing ring is fixedly connected with the movable inner ring, and the right end of;

it includes one-way dop, flexible assembly plate, compression spring three, cartridge filter locking groove and apical ring main part to strain a section of thick bamboo assembly apical ring, and one-way dop one end runs through apical ring main part outer loop, and the one-way dop other end and flexible assembly plate fixed connection, flexible assembly plate pass through compression spring three and apical ring main part inlay the lock joint, and apical ring main part inner ring end is equipped with cartridge filter locking groove, and the apical ring main part has a section of thick bamboo through cartridge filter locking groove lock joint.

Furthermore, the sewage draining connecting pipe is assembled in a manner that the left part is lower than the right part, so that impurities entering the sewage draining connecting pipe can slide leftwards along with gravity and are accumulated.

Further, the sealing ring is made of rubber to ensure tightness and elasticity.

Furthermore, the outer ring end of the closed ring is a plane, and the inner ring side of the closed ring is a concave surface, so that the closed ring can protrude outwards when being subjected to side end pressure.

Furthermore, the left-right length of the closed ring is longer than the joint of the butt joint inner ring and the water inlet joint, so that the closed ring can have a certain protruding distance when the movable inner ring moves.

Furthermore, the top cover sealing device, the water outlet sealing device and the pollution discharge sealing device are all devices which have the same structure as the water inlet sealing device but different directions, so that the better sealing effect at each interface of the equipment is ensured.

Furthermore, the top end of the one-way chuck and the end connected with the telescopic assembly plate are planes forming a right angle, and the exposed end and the bottom end of the one-way chuck are arc surfaces, so that the one-way chuck can be pressed and retracted when rotating and pressing down.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) the utility model discloses a filter cartridge filter, including filter cartridge, filter cartridge.

2) When the butt joint of the equipment is assembled, the leakage phenomenon easily occurs to a sealing pad between joints due to the impact of pressure, the tightness of the equipment is affected, inconvenience is caused, a sealing ring capable of expanding outwards under the pressure and a telescopic movable inner ring are arranged at the joints, when the equipment is assembled and used, the inner wall of the butt joint can be outwards expanded by the sealing ring when the internal pressure expanding outwards is received, the tightness of the equipment is increased by the pressure of a medium, and when the pressure of the side end is received, the movable inner ring can also expand outwards by the pressing sealing ring, so that the butt joint tightness of the equipment is stronger.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a seal-enhancing filter according to the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of a seal-enhanced filter according to the present invention;

FIG. 3 is an enlarged schematic view of A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of B in fig. 2 according to the present invention;

in the figure: a top cover-1, a transmission joint-2, a motor-3, a filter tank-4, a main sewage discharge joint-a, a cleaning brush-b, a water inlet connecting pipe-c, a water inlet joint-d, a water inlet sealing device-e, an auxiliary sewage discharge joint-f, a compression spring-g, a sealing piston-h, a sewage discharge connecting pipe-i, an impeller-j, an impeller cover-k, a rough filter plate-l, a top cover sealing device-m, a cleaning shaft rod-n, a filter cylinder assembly top ring-o, a filter cylinder-p, a water outlet sealing device-q, a water outlet joint-r, a main tank body-s, a sewage discharge sealing device-t, a limit connecting rod-e 1, a sealing ring-e 2, a compression spring two-e 3, a butt joint inner ring-e 4, a movable inner ring-e 5, a cleaning brush-b, a water inlet, One-way cartridge-o 1, telescoping assembly plate-o 2, compression spring three-o 3, cartridge locking groove-o 4, top ring body-o 5.

Detailed Description

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a filter with enhanced sealing: the filter tank comprises a top cover, a transmission joint, a motor and a filter tank, wherein the top cover is locked at the top end of the filter tank, the transmission joint is fixedly connected to the middle part of the top end of the top cover, and the motor is locked at the right end of the transmission joint;

The sewage discharge connecting pipe is assembled in a manner that the left part is lower than the right part, so that impurities entering the sewage discharge connecting pipe can slide and accumulate leftwards along with the gravity.

Wherein, the closed ring is made of rubber to ensure the tightness and elasticity.

The outer ring end of the closed ring is a plane, the inner ring side of the closed ring is a concave surface, and the closed ring can protrude outwards when being subjected to side end pressure.

The left length and the right length of the closed ring are longer than the joint of the butt joint inner ring and the water inlet joint, so that the closed ring can have a certain protruding distance when the movable inner ring moves.

The top cover sealing device, the water outlet sealing device and the pollution discharge sealing device are all devices which have the same structure as the water inlet sealing device but different directions, so that the better sealing effect at each interface of the equipment is ensured.

The top end of the one-way chuck and the end connected with the telescopic assembly plate are planes forming a right angle, and the exposed end and the bottom end of the one-way chuck are arc surfaces, so that the one-way chuck can be pressed and retracted when rotating and pressing down.

The working principle is as follows: the equipment is arranged in a required pipeline system, an auxiliary sewage discharge joint of the equipment is connected with a sewage discharge pipeline, a medium enters an impeller cover through a water inlet connecting pipe before entering a main tank body from a water inlet joint, and presses an impeller arranged in the impeller cover to rotate anticlockwise and then enters the main tank body through a coarse filter plate, at the moment, impurities filtered by the coarse filter plate can rotate along with the impeller through cleaning of the impeller and enter the sewage discharge connecting pipe due to centrifugal force and gravity when the impeller rotates to the left side, the impurities can be blocked by a closed piston in the sewage discharge connecting pipe and can gradually descend along with butt joint of the impurities, when the closed piston descends to a certain degree, the impurities can be discharged from the auxiliary sewage discharge joint, automatic discharge of the coarse-filtered impurities is realized, blocking and blockage in the filter are better prevented, and when the equipment is used, if the internal pressure is increased, the internal pressure can press a closed ring of the equipment to expand outwards, make the closed ring pass through the inside pressure boost laminating of medium pressure and connector, the better leakage that prevents the butt joint, and when the butt joint is in receiving with circulation opposite direction's pressure, the activity inner ring can the roof pressure closed ring and remove, the closed ring is because the flute form of inner ring side, make the closed ring also can extrude when receiving side pressure and expand outward, increase the inseparable dynamics of closed ring and butt joint inside, thereby make equipment butt joint leakproofness stronger, the section of thick bamboo of equipment is assembling, the one-way dop that the assembly apical ring was equipped with can be because the roof pressure is internal-contracting, can lock a section of thick bamboo when the dop gets into the draw-in groove because compression spring is three ejecting, make equipment strain a section of thick bamboo assemble firm, when unblock, only need to the rotatory apical ring of side, make the apical ring break away from the draw-in through the arc roof pressure internal-contracting of side, reach the convenient unblock of straining a section of.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A seal-enhancing filter, comprising: the filter comprises a top cover (1), a transmission joint (2), a motor (3) and a filter tank (4), wherein the top end of the filter tank (4) is locked and connected with the top cover (1), the middle part of the top end of the top cover (1) is fixedly connected with the transmission joint (2), and the right end of the transmission joint (2) is locked and connected with the motor (3);

the filter tank (4) comprises a main sewage discharge joint (a), a cleaning brush (b), a water inlet connecting pipe (c), a water inlet joint (d), a water inlet sealing device (e), an auxiliary sewage discharge joint (f), a compression spring (g), a sealing piston (h), a sewage discharge connecting pipe (i), an impeller (j), an impeller cover (k), a coarse filter plate (l), a top cover sealing device (m), a cleaning shaft rod (n), a filter cylinder assembly top ring (o), a filter cylinder (p), a water outlet sealing device (q), a water outlet joint (r), a main tank body(s) and a sewage discharge sealing device (t), the main sewage discharge joint (a) is arranged in the middle of the bottom end of the main tank body(s), the sewage discharge sealing device (t) is fixedly connected to the bottom end of the main sewage discharge joint (a), the water outlet joint (r) is arranged on the lower side of the right end of the main tank body(s), and the water, the upper side of the left end of a main tank body(s) is communicated with the right end of an impeller cover (k), the middle part of the inner side of the impeller cover (k) is buckled with an impeller (j), the upper side of the right end of the impeller cover (k) is communicated with the main tank body(s), a coarse filter plate (l) is arranged at the upper side of the right end of the impeller cover (k) and communicated with the main tank body(s), the lower side of the left end of the impeller cover (k) is fixedly connected with the right end of a sewage discharge connecting pipe (i), the left side inside the sewage discharge connecting pipe (i) is buckled with a closed piston (h) through a compression spring I (g), the left side of the bottom end of the sewage discharge connecting pipe (i) is provided with an auxiliary sewage discharge connector (f), the closed piston (h) is arranged on the right side of the auxiliary sewage discharge connector (f), the top end of a water inlet connecting pipe (c) is fixedly connected with the right lower side, the left end of the water inlet connector (d) is fixedly connected with a water inlet sealing device (e), the top end of the interior of the main tank body(s) is fixedly connected with a top cover sealing device (m), the top end of the sweeping shaft lever (n) penetrates through the top cover (1) to be connected with the transmission connector (2), the lower side of the left end of the sweeping shaft lever (n) is fixedly connected with a cleaning brush (b), the filter cartridge assembly top ring (o) is sleeved on the outer side of the filter cartridge (p), the filter cartridge assembly top ring (o) is locked with the filter cartridge (p), the filter cartridge assembly top ring (o) is buckled with the interior of the main tank body(s), and the cleaning brush (b) is connected with;

the water inlet sealing device (e) comprises a limiting connecting rod (e1), a sealing ring (e2), a second compression spring (e3), a butt joint inner ring (e4) and a movable inner ring (e5), one end of the butt joint inner ring (e4) is arranged inside the water inlet joint (d), the butt joint inner ring (e4) is fixedly connected with the water inlet joint (d), the right end of the movable inner ring (e5) is provided with the limiting connecting rod (e1), the right end of the limiting connecting rod (e1) is embedded and buckled with the butt joint inner ring (e4) through the second compression spring (e3), the sealing ring (e2) is sleeved outside the joint position where the butt joint inner ring (e4) is not connected with the water inlet joint (d), the left end of the sealing ring (e2) is fixedly connected with the movable inner ring (e5), and the right end of the sealing ring (e2) is fixedly connected with the movable inner ring (e 5;

it includes one-way dop (o1) to strain a section of thick bamboo assembly apical ring (o2), compression spring three (o3), cartridge filter locking groove (o4) and apical ring main part (o5), top ring main part (o5) outer loop is run through to one-way dop (o1) one end, one-way dop (o1) other end and flexible assembly plate (o2) fixed connection, buckle is inlayed through compression spring three (o3) and apical ring main part (o5) to flexible assembly plate (o2), apical ring main part (o5) inner loop end is equipped with cartridge filter locking groove (o4), apical ring main part (o5) have a section of thick bamboo (p) through cartridge filter (o4) lock joint.

2. A seal-enhancing filter as set forth in claim 1, wherein: and (c) assembling the sewage discharging connecting pipe (i) in a manner of low left and high right.

3. A seal-enhancing filter as set forth in claim 1, wherein: the containment ring (e2) is made of rubber.

4. A seal-enhancing filter as set forth in claim 1, wherein: the outer ring end of the sealing ring (e2) is a plane, and the inner ring side of the sealing ring (e2) is a concave surface.

5. A seal-enhancing filter as set forth in claim 1, wherein: the left and right length of the closed ring (e2) is longer than that of the joint inner ring (e4) which is not connected with the water inlet joint (d).

6. A seal-enhancing filter as set forth in claim 1, wherein: the top cover sealing device (m), the water outlet sealing device (q) and the pollution discharge sealing device (t) are all devices which have the same structure and different directions with the water inlet sealing device (e).

7. A seal-enhancing filter as set forth in claim 1, wherein: the top end of the one-way clamping head (o1) and the end connected with the telescopic assembly plate (o2) are planes forming a right angle, and the exposed end and the bottom end of the one-way clamping head (o1) are arc surfaces.