CN218582350U

CN218582350U - Sewage lifting mechanism and water inlet structure thereof

Info

Publication number: CN218582350U
Application number: CN202222625794.3U
Authority: CN
Inventors: 马飞
Original assignee: Taicang Linano Pump Industry Co ltd
Current assignee: Taicang Linano Pump Industry Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-07
Anticipated expiration: 2032-09-30

Abstract

The application discloses sewage lifting mechanism and inlet structure thereof, the inlet structure includes hollow casing, the outer wall of casing is provided with two inlet tubes at least, the inlet tube all communicates in the inside of casing, the inlet tube deviates from the one end outer wall processing of casing has the external screw thread, one the inlet tube is through first nut sealing connection in sewage pipe, another the inlet tube is provided with the closing cap through the second nut, the closing cap will correspond the sealed shutoff of inlet tube. This sewage lifting mechanism and simple and practical of structure of intaking thereof sets up many inlet tubes, can connect the sewage pipe according to operating condition, makes things convenient for field operation.

Description

Sewage lifting mechanism and water inlet structure thereof

Technical Field

The application relates to the technical field of sewage treatment, in particular to a sewage lifting mechanism and a water inlet structure thereof.

Background

The sewage lifter is mainly used for discharging sewage of sanitary ware in places without sewage self-flowing discharge, such as basements, ships, villas and the like, which are far away from a vertical drainage pipe and have poor drainage conditions, and can collect and treat domestic water in toilets, particularly, the positions of toilets or wash basins in the toilets are lower than the height of urban drainage pipes, and the sewage lifter needs to be assisted to lift the sewage in the toilets to a certain height and then discharge the sewage into the urban drainage pipes. The sewage lifting device is connected with the sewage pipe on site in a mode of presetting a water inlet, but during actual installation, the reserved water inlet and the sewage pipe are possibly positioned at different sides, different sewage lifting devices need to be replaced, or corresponding water inlets are processed in modes of drilling on site and the like, and the operation is complex. Accordingly, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage lifting mechanism and structure of intaking thereof to overcome not enough among the prior art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the embodiment of the application discloses water inlet structure, including hollow casing, the outer wall of casing is provided with two inlet tubes at least, the inlet tube all communicates in the inside of casing, the inlet tube deviates from the one end outer wall processing of casing has the external screw thread, one the inlet tube is through first nut sealing connection in sewage pipe, another the inlet tube is provided with the closing cap through the second nut, the closing cap will correspond the sealed shutoff of inlet tube.

Further, in the above water inlet structure, a check valve leading to the housing is provided in each of the water inlet pipes.

Further, in the above water inlet structure, sealing rings are respectively disposed between the sewage pipe and the sealing cover and between the corresponding water inlet pipe.

Further, in the above water inlet structure, the sealing ring is of a wedge-shaped structure, and a conical surface corresponding to the sealing ring is arranged at one end of the water inlet pipe, which is far away from the shell.

Furthermore, in the above water inlet structure, a first pressing boss protrudes from an inner wall of one end of the first nut, which is away from the shell, and the first pressing boss abuts against an end face of the corresponding sealing ring.

Further, in the above water inlet structure, one end of the sealing cover close to the corresponding shell is convexly provided with a connecting ring inserted into the corresponding water inlet pipe, a step is formed between the outer wall of the connecting ring and the corresponding end face of the sealing cover, and the outer wall of the connecting ring is sleeved corresponding to the sealing ring.

Furthermore, in the above water inlet structure, a limiting ring protrudes from an end surface of the sealing cover, which is away from the casing, a second pressing boss protrudes from an inner wall of one end of the second nut, which is away from the casing, the inner diameter of the second pressing boss is larger than the outer diameter of the limiting ring, and the second pressing boss abuts against a corresponding end surface of the sealing cover.

The embodiment of the application also discloses a sewage lifting mechanism, which comprises the water inlet structure.

Compared with the prior art, the utility model has the advantages of: this sewage lifting mechanism and simple and practical of structure of intaking thereof, the structure of intaking sets up many inlet tubes, can select the inlet tube connection sewage pipe that corresponds according to operating condition, makes things convenient for field operation, and the nut is manual can operate, need not the use of tools.

Drawings

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

Fig. 1 is a schematic perspective view of a sewage lifting mechanism and a water inlet structure thereof according to an embodiment of the present invention.

Fig. 2 is a schematic view showing the connection of the sewage pipe according to an embodiment of the present invention.

Fig. 3 is a schematic view illustrating the installation of the check valve according to an embodiment of the present invention.

Fig. 4 is a schematic view illustrating the installation of the second nut according to an embodiment of the present invention.

Fig. 5 is a schematic view illustrating the installation of the sealing ring according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a sealing cover according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the 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 of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, a water inlet structure, including hollow casing 1, the outer wall of casing 1 is provided with two inlet tubes 2, and inlet tube 2 all communicates in the inside of casing 1, and the one end outer wall processing that inlet tube 2 deviates from casing 1 has the external screw thread, and an inlet tube 2 is through 3 sealing connection of first nut in sewage pipe 4, and another inlet tube 2 is provided with closing cap 6 through second nut 5, and closing cap 6 will correspond the sealed shutoff of inlet tube 2.

In the technical scheme, the structure of the shell directly utilizes the existing structure, the water inlet pipes and the shell can be integrally formed or welded at the rear part, the two water inlet pipes are respectively arranged at the left side and the right side of the shell and also can be arranged at the top end of a cover plate of the shell, the positions of the sewage pipe and the seal cover can be interchanged, the two water inlet pipes can be simultaneously connected with the two sewage pipes and can be adjusted on site according to the actual working condition; in the actual production process, the outer ends of the water inlet pipes are plugged through the second nuts and the sealing covers, when the water inlet pipes are installed, the corresponding second nuts and the corresponding sealing covers are manually removed according to the actual positions of the sewage pipes, and then the sewage pipes are manually connected to the corresponding water inlet pipes in a sealing mode through the first nuts, wherein the first nuts and the second nuts can be of the same structure, the second nuts do not need to be replaced, and the interchangeability of parts is increased; this sewage lifting mechanism and simple and practical of structure of intaking thereof, the structure of intaking sets up many inlet tubes, can select the inlet tube connection sewage pipe that corresponds according to operating condition, makes things convenient for field operation, and the nut is manual can operate, need not the use of tools.

Exemplarily, referring to fig. 2 to 5, a check valve 7 leading to the housing 1 is provided in each of the inlet pipes 2.

Among this technical scheme, the structure and the installation of check valve all belong to prior art, have just not been repeated here one by one, and the check valve is the check valve, is in the on-state in the casing outwards casing, and in sewage got into the casing, sewage lifting mechanism during stop work, the valve clack was with the inlet tube shutoff, avoids sewage to flow backward and peculiar smell scurrying etc..

Illustratively, as shown in fig. 3 and 5, a sealing ring 8 is provided between the sewage pipe 4 and the cover 6, respectively, and the corresponding inlet pipe 2.

Among this technical scheme, the sealing washer is used for improving the overall sealing nature of sewage lifting mechanism, avoids sewage to be located and inlet tube and sewage pipe junction by the closing cap to reveal.

Illustratively, referring to fig. 3 and 5, the sealing ring 8 is of a wedge-shaped structure, and the end of the water inlet pipe 2 facing away from the housing 1 is provided with a conical surface corresponding to the sealing ring 8.

In the technical scheme, a conical surface is processed at the outer end of the inner hole of the water inlet pipe, the sealing ring is of a wedge-shaped structure, namely, the outer wall of the sealing ring is a conical surface attached to the outer end of the inner hole of the water inlet pipe, the outer diameter of the sealing ring is gradually reduced towards one side close to the water inlet pipe, and the outer wall of the sealing ring is completely attached to the inner hole of the water inlet pipe to realize sealing.

Illustratively, as shown in fig. 3, a first pressing boss protrudes from an inner wall of one end of the first nut 3, which is away from the housing 1, and the first pressing boss abuts against an end surface of the corresponding seal ring 8.

According to the technical scheme, the outer wall of the sewage pipe is sleeved with the sealing ring connected with the water inlet pipe of the sewage pipe, the first pressing boss extrudes the outer end face of the sealing ring in the screwing process of the first nut, and the sealing ring is extruded between the conical surface of the inner hole of the water inlet pipe and the outer wall of the sewage pipe, so that sealing between the sewage pipe and the corresponding water inlet pipe is achieved.

Illustratively, as shown in fig. 5, a connection ring 61 inserted into the corresponding water inlet pipe 2 is protruded from one end of the cover 6 close to the corresponding housing 1, a step is formed between the outer wall of the connection ring 61 and the corresponding end surface of the cover 6, and the corresponding seal ring 8 is sleeved on the outer wall of the connection ring.

According to the technical scheme, the outer wall of the connecting ring is sleeved with the corresponding sealing ring, and after the connecting ring is inserted into the corresponding water inlet pipe, the sealing ring is squeezed between the conical surface of the inner hole of the water inlet pipe and the outer wall of the connecting pipe, so that the corresponding water inlet pipe is completely sealed by the sealing cover.

Illustratively, as shown in fig. 5 and fig. 6, a limit ring 62 protrudes from an end surface of the cover 6 facing away from the housing 1, a second pressing boss protrudes from an inner wall of an end of the second nut 5 facing away from the housing 1, an inner diameter of the second pressing boss is larger than an outer diameter of the limit ring, and the second pressing boss abuts against a corresponding end surface of the cover 6.

Among this technical scheme, the second compresses tightly the boss and acts on the closing cap terminal surface in the spacing ring outside to support the closing cap and hold in the tip that corresponds the inlet tube, with the inlet tube shutoff, the quick location between spacing ring makes things convenient for second nut and the closing cap, the second compresses tightly the outer lane that the boss evenly acted on the closing cap, and it is even to correspond the sealing washer atress, promotes sealing performance.

Illustratively, referring to fig. 1, the above-described water inlet structure is applied to a sewage lifter.

In this technical scheme, two inlet tubes set up the left and right sides of casing respectively, do to set up in the apron top of casing, and the position of sewage pipe and closing cap can be exchanged, and two sewage pipes can also be connected respectively to two inlet tubes, can be according to the field adjustment of operating condition, and first nut and second nut structure are the same, and the use is exchanged wantonly, and the protruding a plurality of resistance bosss that stretch of outer wall, and the dismouting can be accomplished to the manual, need not the use of instrument.

To sum up, this sewage lifting mechanism and water inlet structure simple and practical thereof, the structure of intaking sets up many inlet tubes, can select the inlet tube connection sewage pipe that corresponds according to operating condition, makes things convenient for field operation, and the nut is manual can be operated, need not use tools.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.

Claims

1. The utility model provides a water inlet structure, its characterized in that, includes hollow casing, the outer wall of casing is provided with two inlet tubes at least, the inlet tube all communicates in the inside of casing, the inlet tube deviates from the one end outer wall processing of casing has the external screw thread, one the inlet tube is through first nut sealing connection in sewage pipe, another the inlet tube is provided with the closing cap through the second nut, the closing cap will correspond the sealed shutoff of inlet tube.

2. A water intake structure according to claim 1, wherein: and check valves leading to the shell are arranged in the water inlet pipes.

3. The water intake structure of claim 1, wherein: and sealing rings are respectively arranged between the sewage pipe and the sealing cover and between the sewage pipe and the corresponding water inlet pipe.

4. A water intake structure according to claim 3, wherein: the sealing washer is wedge structure, the one end that the inlet tube deviates from the casing is provided with the conical surface that corresponds with the sealing washer.

5. A water intake structure according to claim 3, wherein: the inner wall of one end of the first nut, which is far away from the shell, is convexly extended with a first pressing boss, and the first pressing boss is abutted against the end face of the corresponding sealing ring.

6. A water intake structure according to claim 3, wherein: one end of the sealing cover close to the corresponding shell is convexly provided with a connecting ring inserted into the corresponding water inlet pipe, a step is formed between the outer wall of the connecting ring and the corresponding end face of the sealing cover, and the outer wall of the connecting ring is sleeved corresponding to the sealing ring.

7. A water intake structure according to claim 1, wherein: the end face, deviating from the shell, of one side of the sealing cover protrudes with a limiting ring, the inner wall, deviating from the shell, of one end of the second nut protrudes with a second pressing boss, the inner diameter of the second pressing boss is larger than the outer diameter of the limiting ring, and the second pressing boss abuts against the corresponding end face of the sealing cover.

8. A sewage lifting apparatus comprising the water intake structure of any one of claims 1 to 7.