CN112456688B - Sewage treatment plant for environmental engineering - Google Patents

Abstract

The invention discloses a sewage treatment device for environmental engineering, which comprises a filtering mechanism, an oscillating mechanism and a control mechanism, wherein the oscillating mechanism and the control mechanism are used for oscillating the filtering mechanism; the filter mechanism comprises a vertically arranged filter bin, a cover plate covers an opening at the top of the filter bin, two side faces in the length direction of the partition plate are fixedly attached to the inner wall of the filter bin so as to divide the inner lower section of the filter bin into a left bin chamber and a right bin chamber which are independent, the deposition part sequentially comprises a screw rod, bin dividing plates and two lap plates which are in V-shaped hinged connection from top to bottom, and the side face, which is in lap joint and attachment with the lap plates, of the filter plate is a wedge face which inclines downwards; the deposition part moves upwards vertically, and when the two support plates supported by the spring are respectively contacted with the bottom edges of the corresponding wedge surfaces, the deposits on the surfaces of the support plates are scraped. The invention has simple structure and low cost, and can treat two kinds of sewage together with high treatment efficiency.

Description

Sewage treatment plant for environmental engineering

Technical Field

The invention relates to the field of environmental engineering, in particular to a sewage treatment device for environmental engineering.

Background

Environmental engineering mainly utilizes scientific means to solve increasingly serious environmental problems, improve environmental quality and promote environmental protection and social development. Is a scientific technology for researching and working on preventing and controlling environmental pollution and improving environmental quality. The environmental engineering is related to ecology in biology, environmental hygiene and environmental medicine in medicine, and environmental physics and environmental chemistry, but the core of environmental engineering is the treatment of environmental pollution sources, wherein, water as a life source has great influence on human development, and is the most important component in the current environmental pollution treatment, the prior art has various sewage treatment equipment, and the sewage treatment equipment can be used in different occasions, and the sewage treatment is usually carried out by following chemical reagents during treatment, and then one-time filtration or multi-stage filtration is carried out to ensure the sufficient treatment, but most of the equipment have complex structures, higher purchase cost and inconvenient maintenance, and the addition of chemical reagents to a lot of sewage is actually inappropriate because such as dead branches of vegetation, rubber scraps, stones and the like do not actually react with the reagents, and only the waste of the reagents is caused after the reagents contact. In addition, when two kinds of sewage need to be treated separately, especially primary treatment separately, in order to not make the two mix, two sets of equipment are required for treatment, and the cost is higher as well.

Disclosure of Invention

The invention aims to solve the problems of complex structure, high cost and inconvenient maintenance of the sewage treatment equipment in the prior art, and correspondingly adjusts the treatment process so as to more fully utilize the medicament and carry out two kinds of sewage treatment together.

In order to realize the purpose, the invention provides the following technical scheme:

the invention provides a sewage treatment device for environmental engineering, which comprises a filtering mechanism, an oscillating mechanism for oscillating the filtering mechanism and a control mechanism, wherein the control mechanism controls sewage to enter the filtering mechanism for filtering firstly, and then injects a medicament into the filtered sewage; the filter mechanism comprises a cuboid vertically-arranged filter bin, a cover plate covers an opening at the top of the filter bin, two filter plates which are arranged in a V shape are symmetrically arranged in the filter bin at the left and right sides of the opening, and one sides of the two filter plates close to each other are not in contact, so that a through seam is formed in the length direction of the filter bin; the inner bottom surface of the filtering bin comprises two inclined surfaces which are downwards inclined, the bottom ends of the two inclined surfaces are not connected with each other so as to form a strip-shaped embedded hole parallel to the through seam, a rectangular partition board which divides the strip-shaped embedded hole into a left part and a right part is vertically arranged in the strip-shaped embedded hole, the length direction of the partition board is consistent with the length direction of the filtering bin, the width direction of the partition board is positioned in the vertical direction, the upper side of the partition board extends into a space above the inner bottom surface of the filtering bin, the two side surfaces in the length direction of the partition board are fixedly connected with the inner wall of the filtering bin in an attached mode so as to divide the inner lower section of the filtering bin into a left bin chamber and a right bin chamber which are independent, and the partition board is right opposite to the through seam right above the filter bin chamber; the filter is characterized by also comprising an embedding strip matched with the strip-shaped embedding hole, the embedding strip is embedded into the strip-shaped embedding hole to seal the strip-shaped embedding hole, and one side of the embedding strip extending into the filter bin is also provided with a slot for inserting the lower side of the partition plate;

the device also comprises a deposition part, wherein the deposition part sequentially comprises a screw, a bin dividing plate and two lapping plates which are in V-shaped hinged connection from top to bottom, the screw is propped against the upper side surface of the bin dividing plate, the lower side surface of the bin dividing plate is propped against the hinged part between the two lapping plates and divides the space above the filter plate into a left space and a right space which are independent; the lapping plates and the filter plates are provided with a plurality of filter holes, one end of each lapping plate, which deviates from each other, is a free end, the free end is lapped and attached with the corresponding side surface of the filter plate so as to be connected with the corresponding filter plate into a whole plate body, and the side surface of the lapping plate, which is lapped and attached with the filter plate, is a wedge surface which inclines downwards; the lower part of the hinged part between the two lapping plates is also hinged with two support plates which are arranged in an inverted V shape, when the screw is screwed into the cover plate and then vertically propped downwards against the upper side surface of the bin dividing plate between the two lapping plates, the bottom ends of the two support plates are tightly attached to the junction between the inner side wall of the filter bin and the inner bottom surface of the filter bin, so that the storage bin is surrounded by the whole plate body, the support plates and the inner side wall of the filter bin, a spring is horizontally connected between the two support plates by the upper part of the spring, the length of the spring is longer than the width of the through seam, and when the deposition part vertically moves upwards, the two support plates supported by the spring are respectively contacted with the bottom edges of the corresponding wedge surfaces, and the sediments on the surfaces of the support plates are scraped.

Compared with the prior art, the invention has the following beneficial effects: the invention controls the input of sewage and the injection of a medicament respectively and sequentially through a control mechanism, the sewage is firstly input into a filtering bin of a filtering mechanism for filtering, the sewage enters a storage bin after being filtered by a filtering plate, then the medicament is introduced into the control mechanism, the filtering bin is oscillated and shaken by a vibrating mechanism to be fully mixed, finally the sewage is stood and settled for a long time, finally settled sediments are accumulated on a supporting plate, supernatant liquid is discharged, and when a settling part is lifted up, the sediments on the supporting plate are scraped and fall to the inner bottom of the filtering bin so as to be discharged from corresponding parts of an embedding hole respectively in the subsequent process.

Drawings

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

FIG. 1 is a cross-sectional view of a filter mechanism according to one embodiment of the present invention;

FIG. 2 is a schematic illustration of the removal of the inlaid strand of FIG. 1;

FIG. 3 is a cross-sectional view of a filter mechanism according to another embodiment of the present invention;

FIG. 4 is a cross-sectional top view of the structure of FIG. 3 taken at the slider;

FIG. 5 is a schematic view of a control mechanism according to yet another embodiment of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 at an end face of the outer collar;

FIG. 7 is a schematic top view of a portion of the outer collar of the mount of FIG. 6;

fig. 8 is a schematic diagram of another alternative structure based on fig. 5 in an embodiment of the present invention.

The reference numerals are explained below: the filter device comprises a filter bin a1, filter plates a2, partition plates a3, embedded strips a4, screws a5, lapping plates a6, support plates a7, springs a8, sealing strips a9, sliding plates a10, pressure-bearing springs a11, round steel a12, bin dividing plates a13, shielding plates a14, connecting rods a15, sliders a16, disks a17, rotating blocks a18, outer sleeves b1, column cores b2, rotating shafts b3, fan blades b4, cylindrical springs b5, sliding rods b6, filling holes b7, connecting holes b8, arc-shaped holes b9, driving wheels b10, sealing covers b11, convex strips b12, contact rods b13, claws b14 and rollers b15.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the invention clearer and easier to understand, the technical scheme of the invention is described in detail below. It should be understood by those skilled in the art that the following examples are illustrative of some, but not all, specific embodiments of the invention and therefore the scope of the invention is not limited thereto.

Referring to fig. 1, the present embodiment discloses a sewage treatment device for environmental engineering, which mainly includes a filtering mechanism, an oscillating mechanism for oscillating the filtering mechanism, and a control mechanism, wherein the control mechanism controls sewage to enter the filtering mechanism for filtering, and then injects a pharmaceutical into the filtered sewage. The filtering mechanism comprises a cuboid-shaped vertically-arranged filtering bin a1, a cover plate covers the top opening of the filtering bin a1, two filtering plates a2 which are arranged in a V shape are symmetrically arranged in the filtering bin a1 by the opening in a left-right mode, and one sides, close to each other, of the two filtering plates a2 are not in contact, so that a through seam is formed in the length direction of the filtering bin a 1. The interior bottom surface of filtration storehouse a1 includes all two inclined planes of downward slope each other, and bottom department between two inclined planes is not continuous to form one with the parallel bar caulking hole of logical seam, vertically has a rectangular baffle a3 that separates the bar caulking hole into two parts about in the bar caulking hole, baffle a3 length direction is unanimous with filtration storehouse a1 length direction, and width direction is located on the vertical direction and in baffle a3 upside extends to the space on the bottom surface in filtration storehouse a1, just the ascending both sides face of baffle a3 length direction with the inner wall laminating rigid coupling of filtration storehouse a1 to separate the inside hypomere of filtration storehouse a1 for controlling two independent storehouses, and this baffle a3 is just to directly over it the logical seam. Referring to fig. 2, the present embodiment further includes an insertion strip a4 engaged with the strip-shaped insertion hole, the insertion strip a4 is inserted into the strip-shaped insertion hole to close the strip-shaped insertion hole, and a slot for inserting the lower side of the partition plate a3 is further disposed on a side of the insertion strip a4 extending into the filter chamber a 1.

Meanwhile, the sewage treatment plant for environmental engineering of this embodiment still includes the deposit part, and this deposit part includes screw rod a5, divides storehouse board a13, is two lapping plate a6 that the V type is articulated to be connected from top to bottom in proper order, screw rod a5 pushes up on dividing storehouse board a 13's the upper flank, divide the downside top of storehouse board a13 at the articulated department between two lapping plate a6 and with the space partition more than the filter plate a2 for controlling two independent spaces. The lap plate a6 of this embodiment with filter plate a2 all has a plurality of filtration pores, the one end that two lap plate a6 deviate from each other be the free end and this free end with the corresponding side overlap joint laminating of filter plate a2 to link into a monoblock plate body with corresponding filter plate a2, and the side of filter plate a2 and lap plate a6 overlap joint laminating is a wedge face of slope down. Two support plates a7 arranged in an inverted V shape are hinged to the lower portion of the hinged portion between the two overlapping plates a6, when the screw a5 is screwed into the cover plate and vertically abuts downwards on the upper side surface of the bin dividing plate a13 between the two overlapping plates a6, the bottom ends of the two support plates a7 are tightly attached to the junction between the inner side wall of the filter bin a1 and the inner bottom surface of the filter bin a1, so that the storage bin is defined by the whole plate, the support plates a7 and the inner side wall of the filter bin a1, a spring a8 is horizontally connected between the two support plates a7 and close to the upper portion of the two support plates a7, the length of the spring a8 is longer than the width of the through gap, and when the deposition part vertically moves upwards, the two support plates a7 supported by the spring a8 are respectively contacted with the bottom edges of the wedge surfaces corresponding to scrape the deposits on the surfaces of the support plates a 7.

The above oscillating mechanism according to this embodiment may be any mechanism or component that can oscillate the filter bin a1 in the prior art, such as a vibration motor, and may also be some adaptive design mechanisms of those skilled in the art, for example, the bottom of the filter bin a1 is hinged to the ground, which is beneficial to the existing mechanisms such as the crank-slider a16 mechanism to push the filter bin a1 to slide back and forth along with the slider a16, or a plurality of supporting round springs may be connected to the bottom support of the filter bin a1 that is hinged to the existing mechanisms, and the filter bin a1 is pushed flat by an intermittent water such as a hydraulic rod, so that the filter bin a1 can oscillate and oscillate. The control mechanism can be directly controlled by the prior electromagnetic valve for sequential electrical control by those skilled in the art, and details are not described herein.

In the embodiment, the structure is adopted, when the device is used, sewage is firstly input into the filtering bin a1 of the filtering mechanism through the control mechanism to be filtered, the filtered sewage enters the storage bin, then the control mechanism closes (whether to close or not according to actual working conditions) the input channel of the sewage, then the medicament is introduced, when in actual operation, the full opening time or the gradual opening time length is selected according to specific needs so as to inject a proper amount of medicament, then the vibration mechanism vibrates and shakes the filtering bin a1 to fully mix the medicament, finally, the sewage is kept still and settled for a long time, finally, settled sediments are accumulated on the supporting plate a7, the drainage pipe on the side wall of the filtering bin a1 is selected to be opened according to needs so as to remove the supernatant liquid as much as possible, of course, if the sediments need to be further extracted and filtered, the drainage pipe also can not be installed, when the settling component is lifted, when the supporting plate a7 is separated from the filtering bin a1, the supernatant liquid can also gradually flow out, and at the moment, the sediments on the supporting plate a7 are mainly extracted. When the sediment on the supporting plate a7 is scraped and falls to the inner bottom of the filter bin a1, an operator can perform subsequent sediment removal and can respectively discharge the sediment from corresponding parts of the embedding holes, so that the sewage treatment device is suitable for treating different sewage sources together, and the efficiency is higher.

As a specific implementation detail, the section of the embedded bar a4 in the direction perpendicular to the length direction thereof is an isosceles triangle, and the bottom of the embedded bar a4 is cylindrical so as to discharge water or sediment. And the hinge joint between the two wedge surfaces is 30-45 degrees, so that the sediment can be better scraped. And a wear-resistant steel ball is embedded at the bottom end of the screw rod a5 so as to better extrude and push. Furthermore, the supporting plate a7 becomes thicker from top to bottom in sequence to adapt to different bearing characteristics everywhere, thereby saving the sheet material. In addition, a cylindrical sealing strip a9 is embedded on the bottom end face of the supporting plate a7, and the sealing strip a9 can be wedged into a groove at the junction between the inner side wall and the inner bottom face of the filter bin a1, so that good and reliable sealing is ensured. During specific implementation, two inlet pipes are respectively installed above the filter plates a2, and the inlet pipes are installed on the cover plate in an embedded mode and are arranged close to the edge of the cover plate, so that better filtering is realized, and filtered objects can gradually move downwards to the lower plate sections of the filter plates a2 along with water flow.

More specifically, as shown in fig. 3, a very clever design is: in this embodiment, the upper side of the partition plate a3 is inserted into the lower side of a vertically arranged sliding plate a10 in a sliding and sealing manner, one side of the partition plate a3 inserted into the sliding plate a10 is connected with the inside of the sliding plate a10 through a vertically arranged pressure-bearing spring a11a8, the edge of the upper side of the sliding plate a10 is fixedly connected with a round steel a12 along the edge, and the round steel a12 is always in contact with a hinge shaft between two supporting plates a7 under the action of the pressure-bearing spring a11a 8. By the design, when the deposition part is pulled upwards, the sliding plate a10 continuously slides upwards, so that the length of the expansion plate formed by the sliding plate a10 and the partition plate a3 is adaptively and continuously lengthened, the two storage bins are always kept relatively isolated and are not communicated, and sewage on two sides is prevented from mixing.

In addition, preferably, referring to fig. 3-4, each filter plate a2 of the present invention is further covered with a cover plate a14, and the cover plate a14 can slide on the filter plate a2 for a distance along the length direction of the filter bin a1, the two cover plates a14 are arranged in an unconnected V-shape in bilateral symmetry, the gap between the two cover plates a14 is used for the bin dividing plate a13 to slide vertically in a sliding and sealing manner, each cover plate a14 is provided with a through hole for sewage to pass through, the through holes can be aligned with the filter holes on the filter plate a2 one by one when the cover plates a14 slide on the filter plate a2 for a distance at the beginning, and the through holes and the filter holes do not intersect completely when sliding to the end position of the distance. The two shielding plates a14 are respectively connected to a sliding block a16 through a connecting rod a15, the lower part of the sliding block a16 vertically passes through the cover plate in a sliding fit manner, a circular disc a17 is fixedly connected to the top of the sliding block a16 after extending out of the cover plate, a protective cover fixedly connected to the cover plate is covered on the circular disc a17, a rotating block a18 is screwed into the protective cover in a central threaded connection manner, the rotating block a18 faces downwards to press the sliding block a16 when the rotating block a18 is screwed, the screw rod a5 is penetratingly arranged in the central threaded fit manner of the rotating block a18, and the optical axis section of the screw rod a5 vertically passes through the sliding block in a sliding fit manner and then presses against the upper side surface of the bin dividing plate a 13. During manufacturing, the upper side of the bin dividing plate a13 is T-shaped, and the lower side of the sliding block a16 is provided with a T-shaped sliding groove, so that the bin dividing plate a13 is installed in the lower side of the sliding block a16 in a sliding fit manner. Preferably, the rotating block a18 is a bottle cap-shaped cylinder structure, and its outer wall has screw threads, and its open end is tightly fitted on and smoothly contacted with the disk a17 so as to press the slider a16 and thus the shutter a14. Preferably, a handwheel for rotating the rotation block a18 is further fixed on the top end of the rotation block a 18. Further, the diameter of the filtering hole is equal to the diameter of the through hole, and a distance that the shutter plate a14 slides on the filter sheet a2 along the length direction of the filtering cartridge a1 is equal to the diameter. When the structure is used, the shutter plate a14 is moved, so that the shutter plate a14 covers or is communicated with a filtering hole on the filter plate a2, after the position state is determined, the rotating block a18 can be rotated, so that the sliding block a16 is pressed downwards, then the two shutter plates a14 are pressed through the connecting rod a15, the position of the shutter plate a14 is fixed on the filter plate a2, and the filtering state or the sealing state between the shutter plate a14 and the filter plate a2 is ensured. After the shielding plate a14 is installed, the screw a5 is rotated to tightly press the bin dividing plate a13, so as to press the two supporting plates a7 downwards, and two storage bins are stably formed, which is particularly important in that the shielding plate a14 and the supporting plates a7 are in reliable contact with corresponding components. Furthermore, the installation of the screw a5 can be designed according to the following structure: the thread section of the screw a5 is screwed in a bracket above the rotating block a18, the bracket is fixed on the cover plate, the specific structure of the bracket is not limited, for example, the bracket can be a 7-shaped structure, one end of the bracket is fixed on the cover plate, and the horizontal section where the other end is located is vertically penetrated by the screw a5 and is in threaded connection; with the structure design, the shutter plate a14 and the support plate a7 can be absolutely and independently operated, can be adjusted without any separation, and can randomly change the connection state between the shutter plate a14 and the filter plate a2 during operation without influencing the pressing effect of the screw a5 on the support plate a 7.

In particular, on the other hand, in the above embodiment, as for the control mechanism, in addition to the structure as described above, the manufacturing can be carried out in the following structure: as shown in fig. 5, the control mechanism includes an outer collar b1, the inner portion of the outer collar b1 is an irregular cylindrical cavity, and this cylindrical cavity is formed by two cylindrical cavities that are not concentric, wherein, a cylindrical core b2 is coaxially and rotatably installed in the first cylindrical cavity, the diameter of the core b2 is the same as the inner diameter of the first cylindrical cavity, so that the cylindrical surface of the core b2 can smoothly fit with the inner wall of the first cylindrical cavity and rotate in the first cylindrical cavity, and an arc-shaped aperture b9 is provided between the part of the core b2 extending into the second cylindrical cavity and the inner wall of the second cylindrical cavity. Still have two flabellum b4 along its radial outside rigid coupling on the pivot b3 of post core b2, seted up a blind hole in every flabellum b4, be connected with a slide bar b6 through cylindrical spring b5 in the blind hole, slide bar b6 can be along pivot b 3's radial slip, has seted up a connecting hole b8 on the slide bar, and has still seted up one on the blind hole inner wall and run through flabellum b 4's perfusion hole b7, and the entry of perfusion hole b7 on one of them flabellum b4 is connected with the sewage source, the export with it connects to filter storehouse a1 top opening part. The inlet of the perfusion hole b7 on the other fan blade b4 is connected with the medicament source, and the outlet is connected with the storage bin. When one end of the sliding rod, which extends out of the blind hole, rotates to be in contact with the inner wall of the first cylindrical cavity, the sliding rod retracts to the position where the filling hole b7 and the connecting hole b8 are overlapped and aligned. When the structure is used, the outer sleeve ring b1 is fixed, the column core b2 rotates, two sliding rods b6 in the fan blades b4 are sequentially contacted with the inner wall of the first cylindrical cavity at intervals, connecting holes b8 of the sliding rods b6 are gradually communicated with the filling holes b7 and are aligned, finally, intermittent rotation of the outer sleeve ring b1 is circularly reciprocated, sewage is intermittently filled and dosed at intervals, the purpose of sequentially conveying sewage sources and medicaments is achieved, sewage treatment can be continuously carried out on the whole process, the structure is abnormally simplified and ingenious, the structure is more reliable than electrical control, the weather resistance is stronger, self-maintenance and overhaul can be realized, and the adaptability is strong.

Of course, the above structure regarding the control mechanism can also be replaced in the following two ways:

the first embodiment: with continued reference to fig. 5, that is, the column core b2 is stationary, and the outer collar b1 rotates, the above-mentioned functions can be achieved, and the outer collar b1 of the present embodiment can be specially processed into an outer gear ring structure, so as to be directly connected with an external speed reducer or the like in a transmission manner to obtain the required rotation speed. Further, on the basis of the outer gear ring structure, a driving wheel b10 matched with the outer sleeve ring b1 (outer gear ring) can be further arranged, one part of the driving wheel b10 is of a cylindrical structure, the other part of the driving wheel b10 is of a gear structure, namely the driving wheel b10 is an incomplete cylindrical gear, transmission is achieved when and only when the driving wheel b10 rotates to the gear structure and is meshed with the outer sleeve ring b1, the cylindrical structure part of the driving wheel b10 is not contacted with the outer sleeve ring b1 when rotating, the fan blades b4 rotate to have certain gap performance, namely, a proper frequency is achieved, the conveying time and efficiency of sewage and medicines can be further adjusted through the frequency of meshing rotation, the effect is particularly prominent, and the fan blades are more flexible and changeable. Further, as shown in fig. 6-7, the end face of the outer collar b1 has a circle of grooves, the end face of the outer collar b1 has a mounting frame outside, the mounting frame has three claws b14, a roller b15 is mounted at the free end of each claw b14, the roller b15 is matched with the grooves to enable the outer collar b1 to rotate on the mounting frame, and meanwhile, the end of the rotating shaft b3 is fixedly connected to the intersection of the three claws b14 of the mounting frame to fixedly mount the column core b 2.

With respect to the control mechanism of the present embodiment, a second embodiment: specifically, as shown in fig. 8, a circular cover b11 is closed at an end face of the outer collar b1 to structurally close the fan blades b4 inside the outer collar b1, a protruding strip b12 is provided at an edge of the cover b11, the protruding strip b12 is arc-shaped and protrudes outward in the radial direction of the outer collar b1, and a part of the circumferential side face of the outer collar b1 is a cylindrical surface, and the other part is a plurality of continuous gear tooth structures. The driving wheel b10 is a cylindrical gear, a touch bar b13 is mounted on an end surface of the driving wheel b10 near the rim, the touch bar b13 extends out of the teeth of the driving wheel b10 on the end surface of the driving wheel b10, when the driving wheel b10 rotates, the touch bar b13 collides with the convex strip b12 in a contact manner, so as to drive the outer collar b1 to rotate, the outer collar b1 can rotate to a position where the gear tooth structure of the outer collar b1 is just meshed with the driving wheel b10, and the number of the gear tooth structure of the outer collar b1 is required to enable the convex strip b12 to return to the position where the convex strip b12 can collide with the touch bar b13 in a contact manner, so that continuous transmission is realized. When the structure is used, the touch rod b13 rotates together with the driving wheel b10, when the touch rod b13 rotates to a position where the touch rod b13 is in contact with and collides with the convex strip b12, the outer sleeve b1 is stirred to rotate for a certain angle, and the gear tooth structure of the outer sleeve b1 can be meshed with the driving wheel b10 within the rotating angle range, so that the rotation of the outer sleeve b1 for a certain time is realized, the corresponding extension and contraction of the slide rod are realized, the effect of connection or complete disconnection between the connecting hole b8 and the pouring hole b7 within a corresponding time is achieved, the gear tooth structure is enough in number, the gear tooth structure can be meshed with and rotates for a set angle with the driving wheel b10, the convex strip b12 returns to the position where the convex strip b13 can be in next contact and collision with the touch rod b13, and finally the intermittent rotation of the outer sleeve b1 can be circularly reciprocated, and sewage and drug administration is intermittently injected.

It should be noted that, in the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Therefore, it should be understood by those skilled in the art that any modification and equivalent replacement of the embodiments disclosed herein without departing from the technical spirit of the present invention shall be included in the scope of the present invention.

Claims (6)

1. The sewage treatment device for the environmental engineering is characterized by comprising a filtering mechanism, an oscillating mechanism for oscillating the filtering mechanism and a control mechanism, wherein the control mechanism controls sewage to enter the filtering mechanism for filtering firstly and then injects a medicament into the filtered sewage; the filter mechanism comprises a cuboid vertically-arranged filter bin, a cover plate covers an opening at the top of the filter bin, two filter plates which are arranged in a V shape are symmetrically arranged in the filter bin at the left and right sides of the opening, and one sides of the two filter plates close to each other are not in contact, so that a through seam is formed in the length direction of the filter bin; the inner bottom surface of the filtering bin comprises two inclined surfaces which are downwards inclined, the bottom ends of the two inclined surfaces are not connected with each other so as to form a strip-shaped embedded hole parallel to the through seam, a rectangular partition board which divides the strip-shaped embedded hole into a left part and a right part is vertically arranged in the strip-shaped embedded hole, the length direction of the partition board is consistent with the length direction of the filtering bin, the width direction of the partition board is positioned in the vertical direction, the upper side of the partition board extends into a space above the inner bottom surface of the filtering bin, the two side surfaces in the length direction of the partition board are fixedly connected with the inner wall of the filtering bin in an attached mode so as to divide the inner lower section of the filtering bin into a left bin chamber and a right bin chamber which are independent, and the partition board is right opposite to the through seam right above the filter bin chamber; the filter bin is characterized by also comprising an embedded strip matched with the strip-shaped embedded hole, the embedded strip is embedded into the strip-shaped embedded hole to seal the strip-shaped embedded hole, and one side of the embedded strip extending into the filter bin is also provided with an inserting groove for inserting the lower side of the partition plate;

the device also comprises a deposition part, wherein the deposition part sequentially comprises a screw, a bin dividing plate and two lapping plates which are in V-shaped hinged connection from top to bottom, the screw is propped against the upper side surface of the bin dividing plate, the lower side surface of the bin dividing plate is propped against the hinged part between the two lapping plates and divides the space above the filter plate into a left space and a right space which are independent; the lapping plates and the filter plates are provided with a plurality of filter holes, one end of each lapping plate, which deviates from each other, is a free end, the free end is lapped and attached with the corresponding side surface of the filter plate so as to be connected with the corresponding filter plate into a whole plate body, and the side surface of the lapping plate, which is lapped and attached with the filter plate, is a wedge surface which inclines downwards; the lower part of the hinged part between the two lap plates is also hinged with two support plates which are arranged in an inverted V shape, when the screw is screwed into the cover plate and is vertically propped downwards to the upper side surface of the bin dividing plate between the two lap plates, the bottom ends of the two support plates are tightly attached to the junction between the inner side wall of the filter bin and the inner bottom surface of the filter bin, so that the storage bin is surrounded by the whole plate body, the support plates and the inner side wall of the filter bin, a spring is horizontally connected between the two support plates by the upper part of the spring, the length of the spring is longer than the width of the through seam, and when the deposition part vertically moves upwards, the two support plates supported by the spring are respectively contacted with the bottom edges of the corresponding wedge surfaces, and the sediments on the surfaces of the support plates are scraped.

2. The sewage treatment device for environmental engineering according to claim 1, wherein: the cross section of the embedding strip in the direction perpendicular to the length direction of the embedding strip is in an isosceles triangle shape, and the bottom of the embedding strip is in a cylindrical shape.

3. The sewage treatment device for environmental engineering according to claim 1, wherein: the hinge joint between the two wedge surfaces is 30-45 degrees.

4. The sewage treatment device for environmental engineering according to claim 1, wherein: and wear-resistant steel balls are embedded at the bottom end of the screw rod.

5. The sewage treatment device for environmental engineering according to claim 1, wherein: the supporting plate becomes thick from top to bottom in proper order, and inlay cylindric sealing strip on the bottom face of supporting plate, this sealing strip can wedge in filter the recess of the juncture between the inside wall of storehouse and its interior bottom surface.

6. The sewage treatment device for environmental engineering according to claim 1, wherein: and a water inlet pipeline is respectively arranged above the two filter plates and is arranged on the cover plate in an embedded manner and close to the edge of the cover plate.

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