CN217247324U - Sewage discharge structure and washing and sweeping vehicle - Google Patents
Sewage discharge structure and washing and sweeping vehicle Download PDFInfo
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- CN217247324U CN217247324U CN202123338814.0U CN202123338814U CN217247324U CN 217247324 U CN217247324 U CN 217247324U CN 202123338814 U CN202123338814 U CN 202123338814U CN 217247324 U CN217247324 U CN 217247324U
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- sewage
- booster pump
- discharge structure
- sewage discharge
- rear door
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Abstract
The utility model discloses a sewage discharge structure and a washing and sweeping vehicle, wherein the sewage discharge structure comprises a filter screen, a booster pump and a blow-off pipe; the filter screen is buckled on the inner wall of the box wall and forms a filter cavity with the inner wall of the box wall; the booster pump is located the filter screen, and the export of booster pump passes through drain and blow off pipe intercommunication. The utility model provides a sewage discharge structure, during the use, the booster pump starts, will discharge to appointed place through the filterable sewage of filter screen via the blow off pipe. Because sewage discharges after the booster pump pressure boost, improved blowdown efficiency, in addition, because the pressure boost effect of booster pump for the buckling parts of sewer pipe can be washed the drum, avoids stifled water, has further improved blowdown efficiency.
Description
Technical Field
The utility model relates to a washing and sweeping vehicle technical field, in particular to sewage discharge structure and washing and sweeping vehicle.
Background
The sewage tank of the washing and sweeping vehicle has a certain volume, when the sucked road surface sewage reaches the vicinity of the effective volume, the washing and sweeping vehicle must stop working, and the washing and sweeping vehicle can continue working by dumping the sewage.
Because the washing and sweeping vehicle is used in an area where sewage cannot be poured immediately, general operators open a water drain valve at the rear door of a sewage tank of the washing and sweeping vehicle, sewage is automatically drained into a sewer well through a sewage draining pipeline, and the vehicle continues to be used after the sewage is drained. The sewage draining outlet of the sewage tank is limited in size, the sewage flowing efficiency is low, and the drainage efficiency can be further influenced due to the bent sewage draining pipeline, certain impurities in the sewage and the like.
Therefore, how to improve the sewage discharge efficiency of the washing and sweeping vehicle becomes a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a first purpose provides a sewage discharge structure, can improve the blowdown efficiency of washing and sweeping vehicle.
The second objective of the utility model is to provide a washing and sweeping vehicle.
In order to achieve the first objective, the present invention provides the following technical solutions:
a sewage discharge structure is used for discharging sewage of a sewage tank, a sewage discharge outlet is formed in the wall of the sewage tank, and the sewage discharge structure comprises a filter screen, a booster pump and a sewage discharge pipe;
the filter screen is buckled on the inner wall of the box wall and forms a filter cavity together with the inner wall of the box wall;
the booster pump is located in the filter screen, and an outlet of the booster pump is communicated with the drain pipe through the drain outlet.
In a specific embodiment, the sewage discharge pipe is provided with a switch valve for controlling the on-off of the sewage discharge pipe.
In another specific embodiment, the filter screen is fastened to a rear door of the wastewater tank;
the rear door can be opened and closed and is hermetically arranged on the box body of the sewage tank.
In another specific embodiment, the sewage discharge structure further comprises a rear door opening and closing driving means;
the fixed end of the rear door opening and closing driving device is connected with the box body, the driving end of the rear door opening and closing driving device is connected with the rear door, and the rear door opening and closing driving device is used for driving the opening and closing of the rear door.
In another specific embodiment, the rear door opening and closing driving means includes a hydraulic cylinder;
the rear door is rotatably connected with the box body, the driving end of the hydraulic cylinder is hinged with the outer wall of the rear door, and the cylinder body of the hydraulic cylinder is hinged with the box body.
In another specific embodiment, the sewage discharge structure further comprises a booster pump driving device;
the booster pump driving device is installed outside the sewage tank and is in transmission connection with the booster pump.
In another specific embodiment, the booster pump drive is an electric motor or a hydraulic motor.
In another specific embodiment, the booster pump is a vane centrifugal pump.
In another specific embodiment, the sewage discharge structure further comprises a liquid level detection device;
the liquid level detection device is arranged in the sewage tank and is used for detecting the sewage liquid level height in the sewage tank;
the liquid level detection device is in signal connection with the booster pump driving device, and when the liquid level detection device detects that the sewage liquid level in the sewage tank is higher than a preset liquid level height value, the booster pump driving device drives the booster pump to start.
According to the above technical scheme, the utility model provides a sewage discharge structure, during the use, the booster pump starts, will discharge to the appointed place through the filter screen filterable sewage via the blow off pipe. Because sewage discharges after the booster pump pressure boost, has improved blowdown efficiency, in addition, because the pressure boost effect of booster pump for the bending part of sewage pipe can be washed the drum, avoids stifled water, has further improved blowdown efficiency.
In order to achieve the second objective, the present invention provides the following technical solution:
a washing and sweeping vehicle comprising a sewage tank and a sewage discharge structure as described in any one of the above;
the sewage discharge structure is installed on the sewage tank.
Because the utility model provides a washing and sweeping vehicle includes the sewage discharge structure in the above-mentioned arbitrary one, consequently, the beneficial effect that sewage discharge structure had all is the utility model discloses a washing and sweeping vehicle contains.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any novelty.
Fig. 1 is a schematic isometric view of the sewage discharge structure provided by the present invention when it is installed on the back door.
Wherein, in fig. 1:
a sewage discharge structure 1000, a sewage tank 2000, a filter screen 100, a booster pump 200, a sewage discharge pipe 300, a switch valve 400, a rear door 2001, a rear door opening and closing driving device 500, a booster pump driving device 600, and a sewage shaft 3000.
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 making novelty work belong to the protection scope of the present invention.
As shown in fig. 1, an aspect of the present invention discloses a sewage discharge structure 1000 for discharging sewage from a sewage tank 2000. Specifically, a sewage discharge outlet is formed in the wall of the sewage tank 2000, and sewage in the sewage tank 2000 is discharged through the sewage discharge outlet.
The sewage discharge structure 1000 includes a filter screen 100, a booster pump 200 and a sewage discharge pipe 300, and the shape of the filter screen 100 is not limited, and may be a regular shape such as a square or a circle, or an irregular shape such as a special shape.
The filter screen 100 is fastened on the inner wall of the box wall and forms a filter chamber with the inner wall of the box wall.
The booster pump 200 is located in the filtering chamber, and the outlet of the booster pump 200 is communicated with the drain pipe 300 through a drain outlet. Pass through in filter screen 100 filters the impurity reentrant booster pump 200 of sewage etc. in, prevent that impurity from getting into booster pump 200 and causing the damage to booster pump 200.
Understandably, the arrangement of the filter screen 100 avoids impurities entering the booster pump 200, the position of the filter screen 100 is not limited, the filter screen can be arranged around a sewage draining exit, a sewage draining exit filter cavity can also be arranged outside the sewage draining exit filter cavity, when the sewage draining exit is positioned outside the filter cavity, a hole allowing the sewage draining pipe 300 to pass is formed in the filter screen 100, and the sewage draining pipe 300 passes through the hole and is communicated with an outlet of the booster pump 200.
Specifically, blow off pipe 300 includes hard tube and hose, and the hard tube has increased the joint strength of hard tube and tank wall with the tank wall welding, the one end and the hard tube intercommunication of hose, and the other end can extend to the green department of planting watering next door of way, improves the utilization ratio of water resource.
The utility model provides a sewage discharge structure 1000, during the use, booster pump 200 starts, will discharge to the appointed place through blow off pipe 300 through the filterable sewage of filter screen 100, for example, offal well 3000 etc.. Because sewage discharges after booster pump 200 pressure boost, has improved blowdown efficiency, in addition, because booster pump 200's pressure boost effect for the buckling parts of sewage pipe can be washed the drum, avoids stifled water, has further improved blowdown efficiency.
In some embodiments, the blow-off pipe 300 is provided with a switch valve 400 for controlling the on-off of the blow-off pipe 300, specifically, the switch valve 400 is a butterfly valve, it should be noted that the switch valve 400 is not limited to be a butterfly valve, but also can be other types of switch valves 400, and the invention is also within the scope of protection as long as the switch valve capable of controlling the on-off of the blow-off pipe 300 is satisfied.
In some embodiments, the filter screen 100 is fastened to a rear door 2001 of the sewage tank 2000, and the rear door 2001 is openably and closably mounted on the body of the sewage tank 2000. When the filter screen 100 needs to be cleaned, the rear door 2001 can be opened, the filter screen 100 is opened and closed along with the rear door 2001, and after the rear door 2001 is opened, a person can clean and clean the filter screen 100 to remove impurities.
In order to facilitate the opening and closing of the back door 2001, the utility model discloses a sewage discharge structure 1000 further includes a back door opening and closing driving device 500.
The fixed end of the back door opening and closing driving device 500 is connected with the box body, the driving end of the back door opening and closing driving device 500 is connected with the back door 2001, and the back door opening and closing driving device 500 is used for driving the opening and closing of the back door 2001.
Specifically, the utility model discloses a back door opening and closing drive arrangement 500 includes the pneumatic cylinder, back door 2001 and box rotatable coupling, and the drive end of pneumatic cylinder is articulated with back door 2001's outer wall, and the cylinder body and the box of pneumatic cylinder are articulated.
In some embodiments, the sewage discharge structure 1000 further comprises a booster pump driving device 600, and the booster pump driving device 600 is installed outside the sewage tank 2000 and is drivingly connected with the booster pump 200 for powering the booster pump 200.
Specifically, the utility model discloses a booster pump drive arrangement 600 is motor or hydraulic motor. In this embodiment, the booster pump driving device 600 is taken as an example of a motor, the booster pump 200 and the motor are connected through a shaft, and the two are installed on the rear door 2001, and the installation surface is sealed and watertight.
The booster pump 200 is a vane centrifugal pump, so that the fluid entering the booster pump 200 can normally run even if there is a certain impurity, and the sewage tank 2000 can normally drain water. It should be noted that the booster pump 200 is a vane centrifugal pump, which is only one embodiment of the present invention, and in practical applications, the booster pump 200 may be a vacuum pump.
In order to improve the degree of automation of sewage discharge structure 1000, the utility model discloses a sewage discharge structure 1000 still includes liquid level detection device, and liquid level detection device installs in sewage case 2000 for detect the sewage liquid level height in the sewage case 2000.
The liquid level detection device is in signal connection with the booster pump driving device 600, and when the liquid level detection device detects that the sewage liquid level in the sewage tank 2000 is higher than a preset liquid level height value, the booster pump driving device 600 drives the booster pump 200 to start. It should be noted that the preset liquid level height value is a set value, and can be set according to specific needs.
Specifically, the liquid level detection device is a liquid level sensor or the like.
The utility model has the advantages of as follows:
(1) by the arrangement of the booster pump 200, the sewage discharge efficiency of the sewage tank 2000 is greatly improved, and the waiting time of the washing and sweeping vehicle is reduced, so that the practicability of the washing and sweeping vehicle is improved;
(2) through the arrangement of the hose, sewage in the sewage tank 2000 can be discharged to a remote green plant, so that the purpose of irrigation is achieved, and the utilization rate of water resources is improved.
The utility model discloses a second aspect provides a washing and sweeping vehicle, including sewage case 2000 and the sewage discharge structure 1000 as in any one of the above-mentioned embodiments, sewage discharge structure 1000 installs on sewage case 2000.
Because the utility model provides a washing and sweeping vehicle includes the sewage discharge structure 1000 in any one of the above-mentioned, consequently, the beneficial effect that sewage discharge structure 1000 had all is the utility model discloses a washing and sweeping vehicle contains.
For the convenience of description, only the parts relevant to the present invention related to the present application are shown in the drawings. The embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be understood that "system", "apparatus", "unit" and/or "module" as used herein is a method for distinguishing different components, elements, parts or assemblies at different levels. However, other words may be substituted by other expressions if they accomplish the same purpose.
As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements. An element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Flow charts are used herein to illustrate operations performed by systems according to embodiments of the present application. It should be understood that the front-end or back-end operations are not necessarily performed exactly in order. Rather, the various steps may be processed in reverse order or simultaneously. Meanwhile, other operations may be added to the processes, or a certain step or several steps of operations may be removed from the processes.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A sewage discharge structure is used for discharging sewage of a sewage tank, and a sewage discharge outlet is formed in the wall of the sewage tank;
the filter screen is buckled on the inner wall of the box wall and forms a filter cavity together with the inner wall of the box wall;
the booster pump is located in the filter screen, and an outlet of the booster pump is communicated with the drain pipe through the drain outlet.
2. The sewage discharge structure of claim 1 wherein said sewage pipe is provided with a switch valve for controlling on/off of said sewage pipe.
3. The sewage discharge structure of claim 1, wherein the strainer is fastened to a rear door of the sewage tank;
the rear door can be opened and closed and is hermetically arranged on the box body of the sewage tank.
4. The sewage discharge structure of claim 3, further comprising a rear door opening and closing driving means;
the fixed end of the rear door opening and closing driving device is connected with the box body, the driving end of the rear door opening and closing driving device is connected with the rear door, and the rear door opening and closing driving device is used for driving the opening and closing of the rear door.
5. The sewage discharge structure of claim 4, wherein said rear door opening and closing driving means comprises a hydraulic cylinder;
the rear door is rotatably connected with the box body, the driving end of the hydraulic cylinder is hinged with the outer wall of the rear door, and the cylinder body of the hydraulic cylinder is hinged with the box body.
6. The sewage discharge structure of claim 5, further comprising a booster pump driving device;
the booster pump driving device is installed outside the sewage tank and is in transmission connection with the booster pump.
7. The sewage discharge structure of claim 6, wherein the booster pump driving means is an electric motor or a hydraulic motor.
8. The sewage discharge structure of claim 7, wherein the booster pump is a vane centrifugal pump.
9. The sewage discharge structure according to any one of claims 6 to 8, further comprising a liquid level detection means;
the liquid level detection device is arranged in the sewage tank and is used for detecting the sewage liquid level height in the sewage tank;
the liquid level detection device is in signal connection with the booster pump driving device, and when the liquid level detection device detects that the sewage liquid level in the sewage tank is higher than a preset liquid level height value, the booster pump driving device drives the booster pump to start.
10. A washing and sweeping vehicle comprising a sewage tank and the sewage discharge structure of any one of claims 1 to 9;
the sewage discharge structure is installed on the sewage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123338814.0U CN217247324U (en) | 2021-12-27 | 2021-12-27 | Sewage discharge structure and washing and sweeping vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123338814.0U CN217247324U (en) | 2021-12-27 | 2021-12-27 | Sewage discharge structure and washing and sweeping vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217247324U true CN217247324U (en) | 2022-08-23 |
Family
ID=82890350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123338814.0U Active CN217247324U (en) | 2021-12-27 | 2021-12-27 | Sewage discharge structure and washing and sweeping vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217247324U (en) |
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2021
- 2021-12-27 CN CN202123338814.0U patent/CN217247324U/en active Active
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