CN212491841U

CN212491841U - Drainage extraction prefiltering structure for water supply and drainage engineering

Info

Publication number: CN212491841U
Application number: CN202020779254.9U
Authority: CN
Inventors: 曹新杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-02-09
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a filtration in advance is extracted to drainage for water supply and drainage engineering, including filter tank in advance, the backup pad has been installed to filter tank's bottom in advance, and the connecting pipe has been installed at filter tank's both ends in advance, filter tank intercommunication connecting pipe in advance, and flange has been installed to the tip of connecting pipe, and the end of filter tank is followed in advance and has been installed the limit ring, and limit ring facial make-up is equipped with the clamp plate, and the pin has evenly been installed to the bottom of clamp plate, and the support frame has been installed to the clamp plate bottom, the avris position that is located the pin. Through the pin of even setting, can tentatively block great debris, through the mesh of filtering mesh board, can effectively filter great impurity and the wastes material in the rose box in advance at its left end face, consequently can prevent effectively that great wastes material from being inhaled in the large-scale suction pump to avoid bringing the jam risk for large-scale suction pump, solved the problem that exists among the prior art brought the jam risk for large-scale suction pump easily.

Description

Drainage extraction prefiltering structure for water supply and drainage engineering

Technical Field

The utility model belongs to the technical field of water supply and drainage engineering, concretely relates to drainage extraction prefiltering structure for water supply and drainage engineering.

Background

Water supply and drainage engineering is used for water supply, wastewater discharge and water quality improvement engineering and is divided into water supply engineering and drainage engineering, modern water supply and drainage engineering is developed for controlling the epidemic of typhoid fever, cholera, dysentery and other infectious diseases in cities and adapting to the development of industries and cities, modern water supply and drainage engineering becomes a basic facility for controlling the epidemic of waterborne infectious diseases and environmental water pollution, and is one of basic facilities for developing cities and industries and a main component of municipal engineering.

At present large-scale building drainage in-process, adopt large-scale pumper pump to draw water more, a purpose for reaching quick drainage, the building outside sets up the deposit case, the both sides of deposit case set up the calandria, flange has been installed to the port department of calandria, flange of one side sets up flange for the port of absorbing water of the large-scale pumper of butt joint, flange of opposite side is used for the flange that sets up of butt joint building total drainage pipe port, laminate flange each other, and penetrate the bolt in the perforation with flange upper ring shape evenly sets up, and with nut locking bolt, can realize connecting stably between the flange, be used for concentrating through the deposit case and collect from the discharged water in the building, then concentrate through large-scale pumper discharge, the weak point of existence has: because sewage generated in a building contains a certain amount of large wastes, the large wastes are directly discharged into a storage box and then sucked into a large-scale suction pump, the large-scale suction pump is easy to block, at present, the cover of the storage box is mostly opened, and the large wastes are fished from a sewage surface.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage extraction prefiltration structure for water supply and drainage engineering to solve the problem that exists among the prior art brings the jam risk for large-scale pump extraction easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a filtration in advance is extracted in drainage for water supply and drainage engineering, includes filter tank in advance, the backup pad has been installed to filter tank's bottom in advance, the connecting pipe has been installed at filter tank's both ends in advance, filter tank intercommunication connecting pipe in advance, flange has been installed to the tip of connecting pipe, the end edge of filter tank in advance has installed the limit ring, the limit ring facial make-up is equipped with the clamp plate, the pin has evenly been installed to the bottom of clamp plate, the support frame has been installed to clamp plate bottom, the avris position that is located the pin, the built-in filter screen board that is equipped with of.

Preferably, the outer edge of the bottom of the pressing plate is provided with a pressing ring, the section of the pressing ring is semicircular, the side ring is provided with an indentation groove, the section of the indentation groove is semicircular, the inner wall of the indentation groove is provided with a soft ring, and the section of the soft ring is semicircular.

Preferably, the stop lever is round bar structure, the support frame is U-shaped bar structure, the filter screen plate is square screen plate structure, and the mesh diameter of the filter screen plate is not more than three millimeters.

Preferably, the pressing plate is provided with a through hole, the upper surface of the side ring is provided with a screw, and the screw is inserted into the through hole and locked by a nut.

Preferably, handles are symmetrically arranged at two ends of the pressure plate and are of a U-shaped rod structure.

Preferably, the other two ends of the pre-filtering box are vertically and uniformly provided with side plates.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a give drainage for engineering drainage extraction filtration in advance, through the pin of even setting, can tentatively block great debris, through the mesh of crossing filter plate, can effectively be with the great impurity and the waste filtration in the rose box in advance at its left end face, consequently can prevent effectively that great waste from being inhaled in the large-scale suction pump to avoid bringing the jam risk for large-scale suction pump, solved the problem that exists among the prior art and brought the jam risk for large-scale suction pump easily.

The utility model provides a give drainage for engineering drainage extraction filtration in advance, the nut is spun down from the screw rod, and left and right sides can respectively stand a workman to lift the handle on respectively, the clamp plate moves up and breaks away from the rose box in advance, can implement between the pin, filter screen board left end face and the inner wall of rose box in advance clear away the wastes material.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view in partial cutaway of FIG. 1;

fig. 3 is a left side view of fig. 1 taken along line a-a.

In the figure: 1 prefiltration case, 2 backup pads, 3 connecting pipes, 4 docking flanges, 5 limit rings, 6 clamp plates, 7 clamping rings, 8 press-in grooves, 9 soft rings, 10 stop levers, 11 support frames, 12 filter screen plates, 13 perforations, 14 screws, 15 nuts, 16 handles and 101 limit plates.

Detailed Description

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

Referring to fig. 1, 2 and 3, a drainage extraction pre-filtering structure for water supply and drainage engineering comprises a pre-filtering tank 1, a square box structure with an opening at the upper end of the pre-filtering tank 1, support plates 2 symmetrically welded and connected to the left and right sides of the bottom of the pre-filtering tank 1, the support plates 2 being square plate structures, connecting pipes 3 installed at the lower sides of the left and right ends of the pre-filtering tank 1, the pre-filtering tank 1 and the connecting pipes 3 being fusion-cast integral members, the pre-filtering tank 1 being communicated with the connecting pipes 3, the connecting pipes 3 being circular pipe structures, the end portions of the connecting pipes 3 being provided with butt-joint flanges 4, the butt-joint flanges 4 at the right side being fusion-cast integral members, the butt-joint flange 4 at the right side being used for butt-jointing the water suction port of a large-scale pump with the butt-joint flange 4 at the left side being used for butt-jointing the butt-joint flange 4 at, the connection stability between the abutting flanges 4 can be realized by locking bolts with nuts, water drained from a building is collected in a centralized manner through the pre-filtering tank 1 and then drained out through a large-scale pump in a centralized manner, the upper end edge of the pre-filtering tank 1 is provided with an edge ring 5, the pre-filtering tank 1 and the edge ring 5 are made of a fusion-cast integrated piece, the edge ring 5 is a square ring structure, the edge ring 5 is covered with a pressure plate 6, the pressure plate 6 is a square plate structure, the outer edge of the bottom of the pressure plate 6 is provided with a pressure ring 7, the pressure ring 7 is a square ring structure, the pressure plate 6 and the pressure ring 7 are made of a fusion-cast integrated piece, the section of the pressure ring 7 is semicircular, the upper surface of the edge ring 5 is provided with a pressure groove 8, the pressure groove 8 is of a square ring groove structure, the section of the pressure groove 8 is semicircular, the inner wall of the pressure groove 8 is coated with resin adhesive, the lower surface of the, the cross-section of soft ring 9 is the semicircle ring, and when clamp plate 6 compressed tightly limit ring 5 downwards, clamping ring 7 supported the inner wall of pressing soft ring 9 to soft ring 9 soft take off attaches at the outer wall of clamping ring 7, thereby has increased

clamp plate

6 and 5 cooperation leakproofness of limit ring.

Referring to fig. 1, 2 and 3, the bottom of the pressing plate 6 is uniformly provided with stop rods 10, the pressing plate 6 and the stop rods 10 are a fusion-cast integral piece, the distance between the front and rear adjacent stop rods 10 is 5 cm, larger impurities can be primarily blocked by the uniformly arranged stop rods 10, the bottom of the pressing plate 6 and the position at the rear side of the stop rods 10 are provided with a support frame 11, the inner wall of the support frame 11 is welded and connected with the side of a filter screen plate 12, the stop rods 10 are in a round rod structure, the support frame 11 is in a U-shaped rod structure, the support frame 11 is in sliding contact with the inner wall of the pre-filter tank 1, the filter screen plate 12 is in a square screen plate structure, the diameter of the mesh of the filter screen plate 12 is three mm, the larger impurities and wastes in the pre-filter tank 1 can be effectively filtered on the left end surface of the filter screen plate 12 through the mesh of the filter screen plate 12, the four sides of the pressing plate 6, screw rod 14 and perforation 13 slip grafting and through nut 15 locking, when nut 15 locking screw rod 14, clamp plate 6 compresses tightly the upper surface of limit ring 5 downwards, both ends symmetry welded connection has handle 16 about clamp plate 6, handle 16 is U type rod structure, the vertical even welded connection sideboard 101 in both ends around filter box 1 in advance, sideboard 101 is square plate structure, when filter box 1 buries earth in advance, through the setting of sideboard 101, increase the effect of attaching to taking off of earth, make filter box 1 anti-settling nature in earth in advance stronger.

When the method is implemented, a soil pit is dug at the side position of a building, the integral prefiltration structure is placed in the soil pit, the side ring 5 is required to be ensured to be positioned at the upper side of the soil pit, the butt flange 4 at the right side is used for butt joint with the water suction port of the large-scale suction pump and is provided with the butt flange 4, the butt flange 4 at the left side is used for butt joint with the butt flange 4 arranged at the port of the main drainage pipeline of the building, the butt flanges 4 are mutually attached, bolts are inserted into the through holes uniformly arranged on the butt flanges 4 in an annular mode and are locked by nuts, finally, soil is backfilled into the soil pit and is tamped, when the nuts 15 lock the screws 14, the pressing plate 6 presses the upper surface of the side ring 5 downwards, the pressing ring 7 presses the inner wall of the soft ring 9, so that the soft ring 9 is flexibly attached to the outer wall of the pressing ring 7, the matching sealing performance of the pressing plate 6 and the, in the operation process of a large-scale pump, through the stop lever 10 that evenly sets up, can tentatively block great debris, through the mesh of filter plate 12, can effectively filter great impurity and wastes material in the prefilter box 1 in advance at its left end face, consequently can prevent effectively that great wastes material from being inhaled in the large-scale pump, thereby avoid bringing the jam risk for large-scale pump, when stopping the drainage, spin down nut 15 from screw rod 14, a workman can respectively stand on the left and right sides, and lift handle 16 respectively, clamp plate 6 moves up and breaks away from prefilter box 1 in advance, can implement and clear away from the wastes material to between the stop lever 10, filter plate 12 left end face and the inner wall of prefilter box 1 in advance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drainage extraction prefiltration structure for plumbing engineering, includes prefilter case (1), its characterized in that: backup pad (2) have been installed to the bottom of prefiltration case (1) in advance, connecting pipe (3) have been installed at the both ends of prefiltration case (1) in advance, prefiltration case (1) intercommunication connecting pipe (3) in advance, flange (4) have been installed to the tip of connecting pipe (3), the end of prefiltration case (1) is followed and has been installed limit ring (5), limit ring (5) facial make-up is equipped with clamp plate (6), pin (10) have evenly been installed to the bottom of clamp plate (6), support frame (11) have been installed to clamp plate (6) bottom, the avris position that is located pin (10), the built-in filter plate (12) that is equipped with of support frame (11).

2. A drainage extraction prefilter structure for water supply and drainage works, according to claim 1, wherein: the pressing ring (7) is installed at the outer edge of the bottom of the pressing plate (6), the cross section of the pressing ring (7) is semicircular, an indentation groove (8) is formed in the side ring (5), the cross section of the indentation groove (8) is semicircular, a soft ring (9) is installed on the inner wall of the indentation groove (8), and the cross section of the soft ring (9) is a semicircular ring.

3. A drainage extraction prefilter structure for water supply and drainage works, according to claim 1, wherein: the stop lever (10) is of a round rod structure, the support frame (11) is of a U-shaped rod structure, the filter screen plate (12) is of a square screen plate structure, and the diameter of meshes of the filter screen plate (12) is not more than three millimeters.

4. A drainage extraction prefilter structure for water supply and drainage works, according to claim 2, wherein: the pressing plate (6) is provided with a through hole (13), the upper surface of the side ring (5) is provided with a screw (14), and the screw (14) is inserted into the through hole (13) and locked through a nut (15).

5. A drainage extraction prefilter structure for water supply and drainage works, according to claim 4, wherein: handles (16) are symmetrically arranged at two ends of the pressure plate (6), and the handles (16) are of U-shaped rod structures.

6. A drainage extraction prefilter structure for water supply and drainage works, according to claim 1, wherein: the other two ends of the pre-filtering box (1) are vertically and evenly provided with side plates (101).