CN214618021U - Filtration formula duckbill check valve - Google Patents
Filtration formula duckbill check valve Download PDFInfo
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- CN214618021U CN214618021U CN202120626568.XU CN202120626568U CN214618021U CN 214618021 U CN214618021 U CN 214618021U CN 202120626568 U CN202120626568 U CN 202120626568U CN 214618021 U CN214618021 U CN 214618021U
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- check valve
- filter screen
- duckbill
- rotating shaft
- valve body
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Abstract
The utility model relates to the technical field of check valves, and provides a filtering type duckbill check valve, which comprises a check valve body with a duckbill end, wherein the other end of the check valve body is provided with a mounting flange plate; the utility model overcomes the defects of the prior art, and solves the problem that the prior discharged water contains impurities to influence the sealing of the duck mouth end; the utility model can effectively filter impurities by arranging the filtering structure, and avoid the problem that the impurities stay at the duckbill end to influence the sealing of the duckbill end and cause the backflow of the medium; by arranging the rotating shaft and the fluid impeller, the fluid impeller rotates along with water flow to drive the rotating shaft and the spherical filter screen to rotate for filtering, so that the filter screen is prevented from being blocked to influence the filtering effect; the slag scraping plate and the sludge storage groove are arranged, so that impurities can be conveniently treated in a centralized manner; the utility model relates to a rationally, simple structure only relies on rivers can accomplish the filtration, has solved the impurity that the aquatic of emission has and has influenced the problem that the duckbill end is sealed, and the practicality is high.
Description
Technical Field
The utility model relates to a check valve technical field, concretely relates to filtration formula duckbilled check valve.
Background
The duckbill valve is a check valve which is arranged at the end of a pipeline, is used for sewage discharge, urban flood discharge, storm discharge and coastal discharge and can play a role of stopping return; the duckbilled end is opened or closed automatically by medium flow and force to prevent medium backflow.
However, in the use, the aquatic of discharging has impurity such as silt, little stone, and these impurity can stay duckbilled end department when rivers pass through the check valve, influence the sealed of duckbilled end, the problem of medium refluence appears.
To this end, we propose a filtering duckbill check valve.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a filtering type duckbill check valve, which overcomes the defects of the prior art, and solves the problems that the discharged water contains silt, small stones and other impurities in the prior use process, and the impurities can be remained at the duckbill end when passing through the check valve along with the water flow, thereby influencing the sealing of the duckbill end and causing the medium to flow backwards; the utility model can effectively filter the impurities such as silt, small stone and the like in the discharged water by arranging the filtering structure at the water inlet end, avoid the impurities from remaining at the duckbill end to influence the sealing effect of the duckbill end, and avoid the problem of medium backflow caused by the duckbill end sealing reason; by arranging the rotating shaft and the fluid impeller, when water flows through, the fluid impeller rotates along with the water flow to drive the rotating shaft and the spherical filter screen to rotate and filter, so that the situation that impurities are concentrated on one surface of the spherical filter screen to cause the filter screen to be blocked and influence the filtering effect is avoided; by arranging the scraper plate and the sludge storage groove, the scraper plate can scrape impurities on the filter screen when the spherical filter screen rotates and collect the impurities in the sludge storage groove, so that the impurities can be conveniently and intensively treated; the utility model relates to a rationally, simple structure only relies on rivers can accomplish the filtration, has solved the impurity that the aquatic of emission has and has influenced the problem that the duckbill end is sealed, and the practicality is high.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a filtering duckbill check valve comprises a check valve body with a duckbill end, and an installation flange plate is arranged at the other end of the check valve body;
the check valve comprises a check valve body and is characterized in that a filtering structure is arranged in the check valve body, the filtering structure comprises a supporting frame, a hollow spherical filter screen, a rotating shaft and a fluid impeller, and the supporting frame is embedded in the check valve body close to the end where the flange plate is installed;
the rotating shaft penetrates through two ends of the spherical filter screen, the fluid impeller is annularly arranged on the rotating shaft and positioned inside the spherical filter screen, and two ends of the rotating shaft are connected to the supporting frame;
the filter screen also comprises slag scraping plates which are arranged on two sides of the spherical filter screen and are parallel to the mounting flange plate.
Preferably, bearings are arranged at the joints of the two ends of the rotating shaft and the supporting frame, and the rotating shaft is rotatably connected with the supporting frame through the bearings.
Preferably, the rotating shaft is fixedly connected with the spherical filter screen.
Preferably, the inside mud storage groove that still is provided with of check valve body, the mud storage groove is located the one side that the scum board is close to the water inlet, and the export in mud storage groove extends to the outside of check valve body.
Preferably, a valve is arranged at an outlet of the sludge storage tank.
Preferably, one side of the slag scraping plate contacting with the spherical filter screen is arc-shaped, and the slag scraping plate is connected with the spherical filter screen in a propping mode.
Preferably, the other side, the top end and the bottom end of the slag scraping plate are respectively connected to the side wall, the top part and the bottom part of the supporting frame.
(III) advantageous effects
The embodiment of the utility model provides a filtration formula duckbilled check valve. The method has the following beneficial effects:
1. water flow filtration: the filter structure is arranged at the water inlet end, so that impurities such as silt, small stones and the like in the discharged water can be effectively filtered, the phenomenon that the impurities stay at the duckbill end to influence the sealing effect of the duckbill end is avoided, and the problem that a medium flows backwards due to the duckbill end sealing is avoided;
2. spherical filter screen rotates and filters, avoids the filter screen to block up: by arranging the rotating shaft and the fluid impeller, when water flows through, the fluid impeller rotates along with the water flow to drive the rotating shaft and the spherical filter screen to rotate and filter, so that the situation that impurities are concentrated on one surface of the spherical filter screen to cause the filter screen to be blocked and influence the filtering effect is avoided;
3. the impurities can be collected and processed in a centralized way: by arranging the scraper plate and the sludge storage groove, the scraper plate can scrape impurities on the filter screen when the spherical filter screen rotates and collect the impurities in the sludge storage groove, so that the impurities can be conveniently and intensively treated;
4. the utility model relates to a rationally, simple structure only relies on rivers can accomplish the filtration, has solved the impurity that the aquatic of emission has and has influenced the problem that the duckbill end is sealed, and the practicality is high.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a side view of a filter structure according to the present invention;
fig. 3 is a top view of the connection between the rotating shaft and the fluid impeller according to the present invention;
in the figure: a check valve body 1; 1.1 of a duck mouth end; a sludge storage tank 1.2; valve 1.2.1; installing a flange plate 2; a filter structure 3; a support frame 3.1; a spherical filter screen 3.2; a rotating shaft 3.3; a fluid impeller 3.4; 3.5 of a slag scraping plate; and 3.6 of bearings.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in 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.
Referring to the attached drawings 1-3, the filtering duckbill check valve comprises a check valve body 1 with a duckbill end 1.1, and an installation flange plate 2 is arranged at the other end of the check valve body 1;
the check valve comprises a check valve body 1 and is characterized in that a filtering structure 3 is arranged in the check valve body 1, the filtering structure 3 comprises a supporting frame 3.1, a hollow spherical filter screen 3.2, a rotating shaft 3.3 and a fluid impeller 3.4, and the supporting frame 3.1 is embedded in the check valve body 1 close to the end where the flange plate 2 is installed;
the rotating shaft 3.3 penetrates through two ends of the spherical filter screen 3.2, the fluid impeller 3.4 is annularly arranged on the rotating shaft 3.3 and is positioned inside the spherical filter screen 3.2, and two ends of the rotating shaft 3.3 are connected to the supporting frame 3.1;
still include the scum board 3.5, the scum board 3.5 sets up in spherical filter screen 3.2's both sides, is parallel with installation flange board 2.
Compared with the prior art, the utility model, through setting up the filtration 3 at the end of intaking, can filter effectively silt, impurity such as little stone that have in the aquatic of discharging, avoid impurity to stay at duckbill end and influence its sealed effect, avoid because of the problem that the duckbill end seals the reason and cause the medium to flow backwards; by arranging the rotating shaft 3.3 and the fluid impeller 3.4, when water flows through, the fluid impeller 3.4 rotates along with the water flow to drive the rotating shaft 3.3 and the spherical filter screen 3.2 to rotate and filter, so that the phenomenon that impurities are concentrated on one surface of the spherical filter screen 3.2 to cause filter screen blockage and influence the filtering effect is avoided; by arranging the slag scraping plate 3.5, impurities on the filter screen can be scraped off when the spherical filter screen 3.2 rotates, so that the influence of accumulation of the impurities on the filtering effect is avoided; the utility model relates to a rationally, simple structure only relies on rivers to accomplish the filtration, has solved the impurity that the aquatic of emission has and has influenced the problem that duckbill end 1.1 is sealed, and the practicality is high.
In this embodiment, the junction of the both ends of pivot 3.3 and braced frame 3.1 is provided with bearing 3.6, and pivot 3.3 rotates with braced frame 3.1 through bearing 3.6 to be connected, and bearing 3.6 connects the both ends of pivot 3.3 on braced frame 3.1, does not influence the pivot simultaneously and rotates.
In this embodiment, pivot 3.3 and spherical filter screen 3.2 fixed connection, pivot 3.3 can drive spherical filter screen 3.2 and lead to the rotation, realize rotating filterable effect.
In this embodiment, the inside mud storage groove 1.2 that still is provided with of check valve body 1, mud storage groove 1.2 is located the one side that the scum board 3.5 is close to the water inlet, and mud storage groove 1.2's export extends to check valve body 1's the outside, and mud storage groove 1.2 can collect the impurity that the scum board 3.5 scraped, centralized processing impurity.
In this embodiment, a valve 1.2.1 is disposed at an outlet of the sludge storage tank 1.2, and when the sludge storage tank 1.2 reaches a certain amount, impurities can be discharged by screwing the valve 1.2.1.
In this embodiment, one side of scum board 3.5 and spherical filter screen 3.2 contact sets up to the arc form, and scum board 3.5 is contradicted with spherical filter screen 3.2 and is connected, and scum board 3.5 strikes off impurity effectual.
In this embodiment, the opposite side and the top of scum board 3.5, bottom are connected respectively on braced frame 3.1's lateral wall, top, bottom, and scum board 3.5 and spherical filter screen 3.2 are full of the entry of check valve body 1 completely, guarantee that rivers pass through from spherical filter screen 3.2, improve the filter effect.
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 phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. A filtering duckbill check valve comprises a check valve body with a duckbill end, and an installation flange plate is arranged at the other end of the check valve body;
the method is characterized in that: the check valve comprises a check valve body and is characterized in that a filtering structure is arranged in the check valve body, the filtering structure comprises a supporting frame, a hollow spherical filter screen, a rotating shaft and a fluid impeller, and the supporting frame is embedded in the check valve body close to the end where the flange plate is installed;
the rotating shaft penetrates through two ends of the spherical filter screen, the fluid impeller is annularly arranged on the rotating shaft and positioned inside the spherical filter screen, and two ends of the rotating shaft are connected to the supporting frame;
the filter screen also comprises slag scraping plates which are arranged on two sides of the spherical filter screen and are parallel to the mounting flange plate.
2. A filter duckbill check valve according to claim 1 wherein: and bearings are arranged at the joints of the two ends of the rotating shaft and the supporting frame, and the rotating shaft is rotatably connected with the supporting frame through the bearings.
3. A filter duckbill check valve according to claim 2 wherein: the rotating shaft is fixedly connected with the spherical filter screen.
4. A filter duckbill check valve according to claim 1 wherein: the inside mud storage groove that still is provided with of check valve body, the mud storage groove is located the one side that the scum board is close to the water inlet, and the export in mud storage groove extends to the outside of check valve body.
5. A filter duckbill check valve according to claim 4 wherein: and a valve is arranged at the outlet of the sludge storage tank.
6. A filter duckbill check valve according to claim 1 wherein: one side of the slag scraping plate contacting with the spherical filter screen is set to be arc-shaped, and the slag scraping plate is connected with the spherical filter screen in an abutting mode.
7. A filter duckbill check valve according to claim 6 wherein: the other side, the top end and the bottom end of the slag scraping plate are respectively connected to the side wall, the top and the bottom of the supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120626568.XU CN214618021U (en) | 2021-03-26 | 2021-03-26 | Filtration formula duckbill check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120626568.XU CN214618021U (en) | 2021-03-26 | 2021-03-26 | Filtration formula duckbill check valve |
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| Publication Number | Publication Date |
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| CN214618021U true CN214618021U (en) | 2021-11-05 |
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| CN202120626568.XU Active CN214618021U (en) | 2021-03-26 | 2021-03-26 | Filtration formula duckbill check valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114477526A (en) * | 2022-01-13 | 2022-05-13 | 武汉荣牧环境工程有限公司 | Industrial wastewater heat energy power device for environmental protection recycling |
| CN115414721A (en) * | 2022-09-30 | 2022-12-02 | 杨志恒 | Underground sewage pipeline filtering device |
-
2021
- 2021-03-26 CN CN202120626568.XU patent/CN214618021U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114477526A (en) * | 2022-01-13 | 2022-05-13 | 武汉荣牧环境工程有限公司 | Industrial wastewater heat energy power device for environmental protection recycling |
| CN115414721A (en) * | 2022-09-30 | 2022-12-02 | 杨志恒 | Underground sewage pipeline filtering device |
| CN115414721B (en) * | 2022-09-30 | 2023-12-19 | 杨志恒 | Underground sewage pipeline filter equipment |
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