CN112340792A

CN112340792A - Sewage pretreatment filter element capable of being mounted inside pipeline

Info

Publication number: CN112340792A
Application number: CN202011199385.0A
Authority: CN
Inventors: 郭可伍
Original assignee: Individual
Current assignee: Jinan Yingzel Hvac Equipment Co ltd
Priority date: 2020-11-01
Filing date: 2020-11-01
Publication date: 2021-02-09
Anticipated expiration: 2040-11-01
Also published as: CN112340792B

Abstract

The invention provides a sewage pretreatment filter element capable of being installed inside a pipeline, relates to the technical field of sewage treatment, and aims to solve the problems that the existing sewage treatment filter element cannot be stably installed inside the pipeline for use and cannot be stably connected with the inside of a sewage pipeline when in use, and the filter element is easy to wash away when the impact force of sewage is large; the main part is cylindrical tubular structure, and the top right side of main part is equipped with the fixture block of rubber material to the fixture block is the arc structure. The control is used for installing at the ejecting inside, makes this device install when the pipeline is inside to be used, can use the control to remove through the manpower, makes this device can be convenient insert inside the pipeline, then can be through the fixed main part of manpower hand, then makes the control rotate through the manpower, and then makes the guide can push up and move the kicking block and outwards move, and then makes the kicking block can contact with the pipeline inner wall, because the kicking block is the rubber material, can be fixed by the extrusion.

Description

Sewage pretreatment filter element capable of being mounted inside pipeline

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a sewage pretreatment filter element capable of being installed inside a pipeline.

Background

When sewage treatment is carried out, a pretreatment filter element is generally required to be arranged inside a pipeline, and then larger particles are subjected to pretreatment filtration.

For example, application No.: CN201210310534.5 relates to a high density sewage treatment filters and uses filter core, including first frame, second frame and two limit frames, be equipped with first fibre web in the first frame, be equipped with the second fibre web in the second frame, be equipped with many intermediate junction fibre between first fibre web and the second fibre web, intermediate junction fibre is connected respectively on first fibre web and second fibre web, first fibre web and second fibre web all adopt polyester fiber to interweave and form, intermediate junction fibre adopts polyester fiber. Through the mode, the filter has the advantages of good filtering effect, recoverability and reusability.

Based on prior art discovery, current sewage treatment crosses filter core when using, and the unable firm installation is used inside the pipeline, unable firm being connected with sewage conduit inside, will cross the filter core and wash away at the great recovery of sewage impact force easily, and current sewage treatment crosses filter core when using, and when sewage strikeed, unable automation will cross the filter pulp and compress tightly, can't improve the filter effect who crosses the filter pulp.

Disclosure of Invention

In order to solve the technical problems, the invention provides a sewage pretreatment filter element capable of being installed inside a pipeline, so as to solve the problems that the existing sewage treatment filter element cannot be stably installed inside the pipeline for use and cannot be stably connected with the inside of a sewage pipeline, the filter element is easily flushed away after the impact force of sewage is large, and the existing sewage treatment filter element cannot automatically compress filter cotton when the sewage impacts during use, so that the filtering effect of the filter cotton cannot be improved.

The invention relates to a purpose and an effect of a sewage pretreatment filter element capable of being installed inside a pipeline, which are achieved by the following specific technical means:

a sewage pretreatment filter element capable of being installed inside a pipeline comprises a main body, a water swelling water stop strip, a top piece, an installing head, a control piece, an installing piece and a stress piece; the main body is of a cylindrical tubular structure, and an elastic clamping block is arranged at the top end of the main body; the water-swelling water stop strip is connected to the outer peripheral wall of the main body; the ejection piece is arranged at the top end of the main body, the ejection piece is provided with a rotating head, the main body is provided with a rotating hole, the rotating head is arranged in the rotating hole, the bottom of the ejection piece is provided with a clamping hole, and a clamping block at the top end of the main body is embedded in the clamping hole; the mounting head is mounted in the groove at the top end of the top piece in an embedding mode;

the control piece comprises a guide piece, a top block and an auxiliary groove, the control piece is of a U-shaped structure, and the top end of the control piece is of a wedge-shaped structure; two ends of the control piece are respectively provided with an outward extending control unit, each control unit comprises a guide piece and a top block, in each control unit, the inner end of the guide piece is of a rectangular structure, and the side edge of the guide piece is of a wedge-shaped structure; the kicking block is T shape structure, and the outer end of kicking block is the elasticity material to the inner of kicking block contacts with the outside of guide, the control is installed in the inside of kicking block, and the atress piece is located in the main part.

Preferably, the main body comprises a slot, a rotary hole and a water outlet hole, a plurality of slots are arranged inside the main body, the slots are of rectangular structures, and two sides of the top end of each slot are of inclined structures; the top of main part is equipped with rotatory hole, and rotatory hole is protruding cylindrical structure in the middle of.

Preferably, the top of main part is equipped with a plurality of apopores, and the apopore link up the thickness direction of main part, and the apopore is the cylindrical structure that the slope set up to a plurality of apopores are cyclic annular and arrange.

Preferably, the top piece comprises a rotating groove, a top groove and a rotating head, the top piece is of an annular structure, a groove of the annular structure is formed in the top end of the top piece, and the cross section of the groove is of a T-shaped structure;

the inner peripheral wall of the top piece is provided with two groups of combined grooves, each group of combined grooves comprises a rotating groove and a top groove, the combined grooves and the control piece are correspondingly arranged and matched for use, and each group of combined grooves can accommodate a corresponding guide unit; the rotating groove is of an arc structure, a top groove is formed in the outer side of the top piece and penetrates through the top piece in the radial direction, the top groove is communicated with the corresponding rotating groove in an adjacent mode, and the top groove is of a T-shaped structure;

the bottom of the top piece is provided with a rotating head, and the rotating head is of a cylindrical structure with a convex middle part;

the outer end of the guide member outside the bottom of the control member is inserted into the inside of the rotation groove, and the top block of the outer end of the guide member is installed inside the top groove.

Preferably, the mounting head comprises a contact element, the mounting head is of a ring structure, and the cross section of the mounting head is of a T-shaped structure; the top end of the mounting head is provided with a contact element, and the contact element is made of rubber; the contact piece is of an annular structure, and the section of the contact piece is of a wedge-shaped structure.

Preferably, the control member further comprises an auxiliary groove, the auxiliary groove is of a rectangular structure, and two sides of the outer end of the auxiliary groove are of inclined structures.

Preferably, the mounting piece comprises a clamping strip and a partition plate, the mounting piece is of a cylindrical tubular structure, and a stop block of a rectangular structure is arranged at the top end of the inner wall of the mounting piece; the outside of installed part is equipped with a plurality of card strips, and the card strip is the rectangle structure.

Preferably, the inside bottom of installed part is equipped with the baffle, and the interval is preset the angle and is become the circumference form distribution between a plurality of baffles, and the one end of each baffle is connected on the inner wall of installed part, and the other end of each baffle is gathered together and is enclosed and close and form the sliding space, and the sliding space is cylindric, and the shape in sliding space and the shape phase-match of the barrel of atress piece, sliding space are used for inserting and fixed barrel and provide the space of sliding guide for the carriage release lever.

Compared with the prior art, the invention has the following beneficial effects:

in the device, a control piece and a stress piece are arranged, the control piece is arranged inside a top piece, when the device is arranged inside a pipeline for use, the control piece can be moved by using manpower, so that the device can be conveniently inserted into the pipeline, then a main body can be fixed by using the manpower, then the control piece can be rotated by using the manpower, further a guide piece can push a top block to move outwards, further the top block can be contacted with the inner wall of the pipeline, because the top block is made of rubber materials, the top block can be extruded and fixed and plays a role of skid resistance, the device can be fixed in an auxiliary way, when sewage is treated, the sewage is contacted with a water swelling water stop strip through a water outlet hole, so that the water swelling water stop strip can swell, further the main body is fixed stably, the device is prevented from being washed away by water flow, and the guide piece is arranged inside a rotating groove to rotate, the guide piece can push the ejector block to move outwards, the side edge of the guide piece is of an inclined structure and can rotate in a guiding mode so as to effectively press the ejector block, the ejector block can be in contact with the inner wall of the pipeline after moving outwards and is in auxiliary fixed connection, and the auxiliary groove is used for enabling the two sides of the ejector block to expand outwards, so that the contact area is larger, and the fixation is more stable;

in addition, the stress piece is used for being installed inside the installation piece, after the laminated filter cotton is installed inside the installation piece, when sewage impacts the pressure plate, the pressure plate can be used for pressing the filter cotton tightly, gaps of the filter cotton can be smaller, the filter cotton is not fluffy any more, the filtering effect is enhanced, and the sewage is better filtered, the stress piece is of a cylindrical structure and can be conveniently installed inside the partition plate, the stress piece can be conveniently taken down and can be conveniently taken down, the filtering can be replaced, the movable rod can be pushed after the pressure plate is stressed and can compress the spring, the filter cotton is compressed, after the sewage treatment is finished, the movable rod can receive the power of the spring for resetting, the pressure plate is used for directly receiving the sewage impact force and can directly press the movable rod, the clamping groove is used for enabling the stop dog at the top end of the installation piece to pass through, make the dog pass through only, can be in the top of clamp plate, and then fix the clamp plate, it is excessive to avoid clamp plate rebound, and then lead to the clamp plate to break away from, thereby solved when using, the unable firm installation is used inside the pipeline, unable and sewage conduit inside firm connection, will cross the filter element and wash away at the great recovery of sewage impact force easily, and current sewage treatment crosses the filter element when using, when sewage strikes, unable automation will cross the filter pulp and compress tightly, the unable problem that improves the filter effect of crossing the filter pulp.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the present invention in partial cross-section and perspective configuration.

Fig. 3 is a schematic view of a partial cross-sectional perspective structure of the body of the present invention.

Fig. 4 is a schematic perspective view of the water-swelling water stop strip according to the present invention.

Fig. 5 is a partial cross-sectional bottom view of the top member of the present invention.

Fig. 6 is a schematic perspective view of the mounting head of the present invention.

Fig. 7 is a schematic perspective view of the control member of the present invention.

Figure 8 is a schematic view of a partial cross-sectional perspective of the mount of the present invention.

Fig. 9 is a partial sectional perspective view of the force-receiving member of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. a slot; 102. rotating the hole; 103. a water outlet hole; 2. a water-swelling sealing strip when meeting water; 201. an inner bore; 3. a top piece; 301. a rotating groove; 302. a top groove; 303. rotating the head; 4. a mounting head; 401. a contact member; 5. a control member; 501. a guide member; 502. a top block; 503. an auxiliary groove; 6. a mounting member; 601. clamping the strip; 602. a partition plate; 7. a force-receiving member; 70. a barrel; 701. a travel bar; 702. pressing a plate; 703. a clamping groove.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Description of the drawings: in this embodiment, the main body 1, the top member 3, and the mounting member 6 are partially cut away to clearly show the structure of the filter element.

Example (b):

as shown in figures 1 to 9:

the invention provides a sewage pretreatment filter element capable of being installed in a pipeline, which comprises a main body 1, a water-swelling water stop bar 2, a top piece 3, an installation head 4, a control piece 5, an installation piece 6 and a stress piece 7, wherein the water-swelling water stop bar is arranged in the water-swelling water stop bar; the main body 1 is of a cylindrical tubular structure, a clamping block which is elastic, for example, made of rubber materials is arranged on the right side of the top end of the main body 1, and the clamping block is of an arc-shaped structure; the water-swelling water stop strip 2 is coiled and connected to the outer peripheral wall of the main body 1 in a bonding mode; the top 3 is installed at the top end of the body 1, and the rotating head 303 of the top 3 is installed inside the rotating hole 102; the bottom of the right side of the top piece 3 is provided with a clamping hole matched with the clamping block on the right side of the top end of the main body 1, and the clamping block on the right side of the top end of the main body 1 is embedded in the clamping hole; the mounting head 4 is mounted inside a recess in the top end of the top member 3 by means of an insert. When the top member 3 is rotated, the locking hole of the top member 3 can be separated from the elastic locking block of the main body 1, so that the top member 3 rotates relative to the main body 1 by using the rotating head 303 as a rotating shaft.

In this embodiment, the rotating head 303 and the clamping hole on the top member 3 are both disposed at the bottom of the top member 3, and the rotating head 303 and the clamping hole are disposed at an interval of 180 °.

The control member 5 comprises a guide member 501, a top block 502 and an auxiliary groove 503, the control member 5 is of a U-shaped structure, and the top end of the control member 5 is of a wedge-shaped structure so as to facilitate the down-flow of the sewage. Two ends of the control member 5 are respectively provided with an extended control unit, and each control unit comprises a guide member 501 and a top block 502; in each control unit, the inner end of the guide 501 is rectangular, the sides of the guide 501 are wedge-shaped, the directions of the wedge-shaped structures of the two guides 501 are opposite, the top block 502 is T-shaped, the outer end of the top block 502 is made of elastic material such as rubber, and the inner end of the top block 502 is in contact with the outer side of the guide 501. The control piece 5 is arranged in the top piece 3, the outer end of the guide piece 501 at the outer side of the bottom of the control piece 5 is inserted into the rotating groove 301, the top block 502 at the outer end of the guide piece 501 is arranged in the top groove 302 and extends out of the top piece 3, the control piece 5 is arranged in the top piece 3 before the filter element is arranged, when the device is arranged in a pipeline for use, the control piece 5 can be moved by using manpower, so that the device can be conveniently inserted into the pipeline, then the main body 1 can be fixed by using the manpower hand, then the control piece 5 is rotated by using the manpower, further the control piece 5 is guided by the guide piece 501 to rotate downwards until the top block 502 extends out of the outer wall of the top piece 3, further the top block 502 can be contacted with the inner wall of the pipeline, as the top block 502 is made of rubber, the top block can be extruded and fixed, and plays a role of anti-slip, when handling sewage, sewage passes through apopore 103 and meets water inflation sealing rod 2 contacts, makes to meet water inflation sealing rod 2 and can expand, and auxiliary body 1 is firm fixed on the one hand, avoids this device to be washed away by rivers. The guide member 501 is installed inside the rotating groove 301 to rotate, the side edge of the guide member 501 is an inclined structure so as to be capable of guiding and rotating, and further effectively enable the top block 502 to rotate, and the top block 502 is capable of contacting with the inner wall of the pipeline after moving outwards, and further assisting in fixed connection.

The control member 5 further includes an auxiliary groove 503, the auxiliary groove 503 is a rectangular structure, two sides of an outer end of the auxiliary groove 503 are inclined structures, and the auxiliary groove 503 is used for extending two sides of the top block 502 outwards, so that the contact area is larger, and the fixing is more stable.

The stressed part 7 comprises a cylinder 70, a moving rod 701 and a pressing plate 702, the pressing plate 702 is provided with a clamping groove 703, the cylinder 70 is of a cylindrical cylinder structure with an opening at the upper end, and the moving rod 701 can be slidably arranged in the cylinder 70. The upper end face of the cylinder is provided with a limiting ring protruding towards the inside, the bottom of the moving rod 701 is provided with a limiting convex shoulder, and the limiting convex shoulder and the limiting ring are matched to form a limiting structure for limiting the sliding of the moving rod 701 in the cylinder 70 and preventing the moving rod 701 from separating from the cylinder 70. The cylinder 70 is further provided with a spring inside, the spring is located between the inner wall of the cylinder 1 and the moving rod 701, wherein one end of the spring abuts against the bottom of the moving rod 701, and the other end of the spring abuts against the inner bottom wall of the cylinder 70. The top end of the moving rod 701 is provided with a pressing plate 702, the pressing plate 702 is of a circular plate-shaped structure, a filter screen is arranged inside the top end of the pressing plate 702, and specifically, the pressing plate is provided with a plurality of filter screen units which are circumferentially distributed at intervals with preset angles. The barrel 70 of atress piece 7 is embedded and is installed in the sliding space that a plurality of baffles 602 formed, and atress piece 7 is used for installing inside installation piece 6, makes 6 internally mounted of installation piece have after range upon range of filter pulp, when sewage impact clamp plate 702, can make clamp plate 702 compress tightly filter pulp, makes filter pulp's gap can be littleer, makes filter pulp no longer fluffy to strengthen the filter effect, make sewage by filterable better. The cylinder 70 is a cylindrical structure, in order to be conveniently installed inside the partition 602, the cylinder 70 can be conveniently taken down, and then the filtration is changed, the moving rod 701 is used for pushing the moving rod 701 after the pressure plate 702 is stressed, so that the moving rod 701 can compress the spring, and further compress the filter cotton, and after the sewage treatment is finished, the moving rod 701 can receive the spring power to reset, the pressure plate 702 is used for directly receiving the sewage impact force, and further directly presses the moving rod 701.

The main body 1 comprises a plurality of slots 101, a plurality of rotary holes 102 and a plurality of water outlet holes 103, in this embodiment, the number of the slots 101 is four, the slots 101 are rectangular, and two sides of the top end of each slot 101 are of an inclined structure, that is, a structure with a large top and a small bottom; a rotating hole 102 is formed in the left side of the top end of the main body 1, and the rotating hole 102 is of a cylindrical structure with a convex middle part; a plurality of water outlet holes 103 are arranged on the outer side of the top end of the main body 1, the water outlet holes 103 penetrate through the whole thickness direction of the main body 1, the water outlet holes 103 are of a cylindrical structure which is obliquely arranged, and a plurality of outlet holes 103 are arranged in a ring shape, the main body 1 is used for being directly installed inside the pipeline, further, the device can pretreat sewage, the slot 101 is used for inserting the clamping strip 601, so that the main body 1 can conveniently and fixedly install the installation piece 6, and rotatory hole 102 then is used for making rotating head 303 male, makes rotation that kicking piece 3 can be convenient open, makes taking out of installed part 6 can be convenient change, and installed part 6 encloses with main part 1 and establishes and form the annular chamber, and the annular chamber is used for keeping in a small amount of sewage, and apopore 103 is used for guiding a small amount of sewage with the annular chamber and permeates to meeting water inflation sealing rod 2, makes sewage can with meet water inflation sealing rod 2 contact to make and meet water inflation sealing rod 2 inflation.

Wherein, meet water inflation sealing rod 2 and be the heliciform, be equipped with the cavity that wholly link up in helical structure's inside, and meet water inflation sealing rod 2's cross-section for the rectangle structure. In this embodiment, 2 outside claddings of water swelling sealing rod have elastic waterproof layer, elastic waterproof layer has elasticity and does not absorb water, be equipped with the expansion material that absorbs water in the elastic waterproof layer, well cavity is located in the expansion material that absorbs water, well cavity is more for thin and narrow, the volume is less, a small amount of sewage for receiving from outside, make the quick expansion that absorbs water of water swelling sealing rod 2, and realize after the inflation that the shrink of well cavity self is closed until reaching the jam, thereby turn off the rivers passageway of well cavity in the cavity temporarily, prevent that water swelling sealing rod 2 from continuing excessive inflation, after water swelling sealing rod 2 reduces the shrink at the water content, well cavity is opened and is absorbed water once more, thereby make water swelling sealing rod 2 expand once more. The upper end face of each circle of the water-swelling water stop strip 2 is provided with a plurality of inner holes 201 communicated with the hollow cavity, and sewage in the annular cavity flows into the hollow cavity of the water-swelling water stop strip 2 from the inner content. Hole 201 is cylindrical structure, and a plurality of holes 201 are the heliciform and arrange, meet water inflation sealing rod 2 and be used for installing in the 1 outside of main part, make meet water inflation sealing rod 2 meet water after, can outwards expand, and then supplementary main part 1 is fixed, and meet water inflation sealing rod 2 and be the heliciform structure, be in order to increase fixed area of contact, and after sewage gets into, the up end of heliciform structure forms spiral helicine drainage channel, through this drainage channel with the seepage to the sewage top-down's on the 1 periphery wall of main part guide discharge, and hole 201 also can make the better inside of entering into meeting water inflation sealing rod 2 of water. The top part 3 comprises a rotating groove 301, a top groove 302 and a rotating head 303, the top part 3 is of an annular structure, the top end of the top part 3 is provided with a groove of the annular structure, and the cross section of the groove is of a T-shaped structure; the internal perisporium of top 3 is equipped with two sets of combination grooves, and every group combination groove includes a rotation groove 301 and a top groove 302, and the combination groove corresponds the setting with control piece 5, cooperation use, and every group combination groove can hold a corresponding guide unit. The rotating groove 301 is of an arc structure, the top groove 302 is arranged on the outer side of the top piece 3, the top groove 302 penetrates through the top piece 3 in the radial direction, namely the thickness direction of the annular structure of the top piece 3, the top groove 302 is adjacent to and communicated with the corresponding rotating groove 301, and the top groove 302 is of a T-shaped structure. The bottom left side of ejecting 3 is equipped with swivel head 303, and swivel head 303 is middle bellied cylindrical structure, ejecting 3 is used for installing on main part 1 top, it is used for imbedding installation guide 501 to rotate groove 301, make guide 501 can the direction rotate, and ejecting groove 302 is used for installing ejecting 502, go into ejecting groove 302 and the outer wall that stretches out ejecting 3 when making ejecting 502 can receive the outside removal of atress, thereby with the inside contact of pipeline, fixed swivel head 303 is then used for installing at the inside pivoted of rotatory hole 102.

The mounting head 4 comprises a contact element 401, the mounting head 4 is of an annular structure, and the cross section of the mounting head 4 is of a T-shaped structure; a contact element 401 is arranged at the top end of the mounting head 4, and the contact element 401 is made of rubber; the contact element 401 is of an annular structure, the section of the contact element 401 is of a wedge-shaped structure, the mounting head 4 is used for being mounted above the top piece 3, so that the contact element 401 can be positioned above the top piece 3 and outwards expanded to be in auxiliary contact and fixed with the inner wall of a pipeline, and the top end of the contact element 401 is of a wedge-shaped structure, so that sewage can be guided and discharged to pass through when entering the pipeline.

The mounting part 6 comprises a clamping strip 601 and a partition 602, the mounting part 6 is of a cylindrical tubular structure, and a stop block with a rectangular structure is arranged at the top end of the inner wall of the mounting part 6; a plurality of, for example, four clamping strips 601 are arranged on the peripheral wall of the mounting member 6, and the clamping strips 601 are rectangular; the bottom end of the interior of the mounting part 6 is provided with a plurality of clapboards 602, the plurality of clapboards 602 are distributed in a circumferential shape at intervals with preset angles, one end of each clapboard 602 is connected to the inner wall of the mounting part 6, the other end of each clapboard 602 is gathered and enclosed to form a sliding space, the sliding space is approximately cylindrical, the shape of the sliding space is matched with that of the cylinder 70 of the force-bearing part 7, and the sliding space is used for inserting and fixing the cylinder 70 and providing a sliding guide space for the movable rod 701. The top end of the partition 602 is in a wedge-shaped structure, and a circular plate is arranged at the bottom of the sliding space; the bottom of installed part 6 is equipped with the filter screen, and installed part 6 is used for installing filter pulp and filter sand, makes filter pulp and filter sand can assist and filters sewage, and inside card strip 601 was used for inserting slot 101, makes installed part 6 can convenient installation, and baffle 602 is then used for separating sewage, makes filter sand can fill the use, forms a plurality of filter unit.

The stress element 7 further comprises a plurality of clamping grooves 703, the clamping grooves 703 are of a rectangular structure, the clamping grooves 703 are located on the outer edge of the pressing plate 702 and penetrate through the thickness direction of the pressing plate 702, and the clamping grooves 703 are annularly arranged; when the clamping groove 703 is used for assembling the filter element, the pressing plate 702 can press down the stop block passing through the mounting part 6, and then the pressing plate 702 is rotated, so that the pressing plate 702 can be limited in the mounting part 6 through the stop block, and the pressing plate 702 is prevented from moving upwards excessively, and further the pressing plate 702 is separated.

When in use: when the device is needed to be used, the top part 3 can be controlled to rotate through manpower firstly, so that the clamping hole on the top part 3 is separated from the elastic clamping block on the main body 1, the top part 3 is enabled to rotate relative to the main body 1 by taking the rotating head 303 as a rotating shaft to one side of the stress part 7, the stress part 7 is enabled to be exposed, then the mounting part 6 is taken out, then filtered sand is filled to the bottom of the mounting part 6 through manpower control, then filter cotton is tiled in the mounting part 6, then the stress part 7 is controlled to be mounted through manpower, the stress part 7 is enabled to be inserted into the sliding space of the partition plate 602, then the pressing plate 702 is controlled to press, the inside of the clamping groove 703 of the pressing plate 702 can be enabled to pass through the stop block of the mounting part 6, the stop block can be positioned above the pressing plate 702, then the pressing plate 702 is rotated, the top end of the pressing plate, make card strip 601 can insert the inside of slot 101, then rotate ejecting 3 and reset, then use this device of control 5 control to remove, make inside this device can insert the sewer pipe, make contact 401 can contact with the sewer pipe inner wall, then with the fixed main part of hand 1 through the manpower, then rotate control 5 through the manpower, make control 5 can drive guide 501 and rotate, go into ejecting groove 302 and the outer wall that stretches out ejecting 3 when making ejecting 502 can the atress outwards move, thereby make ejecting 502 and the inside contact of pipeline, ejecting 502 is extruded this moment, make ejecting 502 can assist fixed with the contact of pipeline inner wall, make the installation that this device can stabilize. When sewage passes through, sewage passes through contact 401's water conservancy diversion, make sewage can enter into main part 1's inside, then sewage when passing through, can outwards discharge through apopore 103, make sewage can contact with water inflation sealing rod 2, make water inflation sealing rod 2 can be fixed with the inner wall contact of main part 1, and then make the installation that this device can closely stabilize more, then water and clamp plate 702 contact, make clamp plate 702 can receive the impact force, and then compress the spring through carriage release lever 701, make clamp plate 702 can be with the compression of filter pulp, it can be inseparabler to make the filter pulp, when making sewage pass through, the filter effect is better, then sewage discharges through the filter pulp, make the filterable effect of sewage better.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a mountable is in inside sewage pretreatment filter core of pipeline which characterized in that: the water-swelling waterproof rod comprises a main body (1), a water-swelling water-stopping rod (2), a top piece (3), a mounting head (4), a control piece (5), a mounting piece (6) and a stress piece (7); the main body (1) is of a cylindrical tubular structure, and an elastic clamping block is arranged at the top end of the main body (1); the water-swelling water stop strip (2) is coiled and connected to the outer peripheral wall of the main body (1); the ejection piece (3) is installed at the top end of the main body (1), the ejection piece (3) is provided with a rotating head (303), the main body (102) is provided with a rotating hole (102), the rotating head (303) is arranged in the rotating hole (102), the bottom of the ejection piece (3) is provided with a clamping hole, and a clamping block at the top end of the main body (1) is embedded in the clamping hole; the mounting head (4) is mounted in a groove at the top end of the top piece (3) in an embedding mode;

the control part (5) comprises a guide part (501), a top block (502) and an auxiliary groove (503), the control part (5) is of a U-shaped structure, and the top end of the control part (5) is of a wedge-shaped structure; two ends of the control part (5) are respectively provided with an outward extending control unit, each control unit comprises a guide part (501) and a top block (502), in each control unit, the inner end of the guide part (501) is of a rectangular structure, and the side edge of the guide part (501) is of a wedge-shaped structure; the ejector block (502) is of a T-shaped structure, the outer end of the ejector block (502) is made of elastic materials, the inner end of the ejector block (502) is in contact with the outer side of the guide piece (501), the control piece (5) is installed inside the ejector piece (3), and the stress piece (7) is arranged in the main body (1).

2. The sewage pretreatment filter element mountable inside a pipe according to claim 1, wherein: the main body (1) comprises slots (101), a rotary hole (102) and water outlet holes (103), a plurality of slots (101) are arranged inside the main body (1), the slots (101) are of a rectangular structure, and two sides of the top end of each slot (101) are of an inclined structure; the top end of the main body (1) is provided with a rotating hole (102), and the rotating hole (102) is of a cylindrical structure with a convex middle part.

3. The sewage pretreatment filter element mountable inside a pipe according to claim 2, wherein: the top of main part (1) is equipped with a plurality of apopores (103), and apopore (103) link up the thickness direction of main part (1), and apopore (103) are the cylindrical structure that the slope set up to a plurality of apopores (103) are cyclic annular and arrange.

4. The sewage pretreatment filter element mountable inside a pipe according to claim 1, wherein: the top piece (3) comprises a rotating groove (301), a top groove (302) and a rotating head (303), the top piece (3) is of an annular structure, a groove of the annular structure is formed in the top end of the top piece (3), and the cross section of the groove is of a T-shaped structure;

the inner peripheral wall of the top piece (3) is provided with two groups of combination grooves, each group of combination grooves comprises a rotating groove (301) and a top groove (302), the combination grooves and the control piece (5) are correspondingly arranged and matched for use, and each group of combination grooves can accommodate a corresponding guide unit; the rotating groove (301) is of an arc structure, a top groove (302) is formed in the outer side of the top piece (3), the top groove (302) penetrates through the top piece (3) in the radial direction, the top groove (302) is communicated with the corresponding rotating groove (301) in an adjacent mode, and the top groove (302) is of a T-shaped structure;

the bottom of the top piece (3) is provided with a rotating head (303), and the rotating head (303) is of a cylindrical structure with a convex middle part;

the outer end of a guide piece (501) at the outer side of the bottom of the control piece (5) is inserted into the rotating groove (301), and a top block (502) at the outer end of the guide piece (501) is installed inside the top groove (302).

5. The sewage pretreatment filter element mountable inside a pipe according to claim 1, wherein: the mounting head (4) comprises a contact element (401), the mounting head (4) is of an annular structure, and the section of the mounting head (4) is of a T-shaped structure; a contact element (401) is arranged at the top end of the mounting head (4), and the contact element (401) is made of rubber; the contact piece (401) is of an annular structure, and the cross section of the contact piece (401) is of a wedge-shaped structure.

6. The sewage pretreatment filter element mountable inside a pipe according to claim 1, wherein: the control piece (5) further comprises an auxiliary groove (503), the auxiliary groove (503) is of a rectangular structure, and two sides of the outer end of the auxiliary groove (503) are of inclined structures.

7. The sewage pretreatment filter element mountable inside a pipe according to claim 1, wherein: the mounting piece (6) comprises a clamping strip (601) and a partition plate (602), the mounting piece (6) is of a cylindrical tubular structure, and a stop block of a rectangular structure is arranged at the top end of the inner wall of the mounting piece (6); the outside of installed part (6) is equipped with a plurality of card strips (601), and card strip (601) are the rectangle structure.

8. The sewage pretreatment filter element mountable inside a pipe according to claim 7, wherein:

the inside bottom of installed part (6) is equipped with baffle (602), the interval preset angle between a plurality of baffles (602) becomes the circumference form and distributes, the one end of each baffle (602) is connected on the inner wall of installed part (6), the other end of each baffle (602) gathers together and encloses and closes and form the sliding space, the sliding space is cylindric, the shape in sliding space and the shape phase-match of barrel (70) of atress piece (7), the sliding space is used for inserting and fixed barrel (70) and provides sliding guide's space for carriage release lever (701).