CN217923997U - Automatic switching device for initial rainwater collection and later clean rainwater drainage - Google Patents
Automatic switching device for initial rainwater collection and later clean rainwater drainage Download PDFInfo
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- CN217923997U CN217923997U CN202221153808.XU CN202221153808U CN217923997U CN 217923997 U CN217923997 U CN 217923997U CN 202221153808 U CN202221153808 U CN 202221153808U CN 217923997 U CN217923997 U CN 217923997U
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- rainwater
- initial rainwater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model provides an automatic switching device for initial rainwater collection and later clean rainwater discharge, which comprises an initial rainwater switching inspection well and an initial rainwater collecting pool, wherein the initial rainwater switching inspection well and the initial rainwater collecting pool are communicated through a water inlet pipe of the initial rainwater collecting pool; the initial rainwater switching inspection well is provided with a rainwater inlet pipe in a polluted area and a clean rainwater outlet pipe in a later period; the gravity type flap valve is arranged at one end, located at the initial rainwater switching inspection well, of the water inlet pipe of the initial rainwater collection tank, the gravity type floating ball is arranged in the initial rainwater collection tank, and the gravity type floating ball is connected with the gravity type flap valve through the guide lock; when the water level in the initial rainwater collection tank reaches or is higher than the design water level, the gravity type flap valve is in a closed state, otherwise, the gravity type flap valve is in an open state. This device utilizes the mechanical interlock of body, through gravity, pulling force and buoyancy balance relation, rises at the water level and the action of each part of in-process realization device that descends, realizes opening and close of initial stage rainwater collecting pit inlet tube automatically.
Description
Technical Field
The utility model relates to a technical field is collected to the rainwater, particularly is a clean rainwater emission automatic switching control equipment of initial stage rainwater collection and later stage.
Background
In recent years, with the gradual improvement of the national requirements on environmental protection, the related standards require that initial rainwater in the industries such as chemical engineering and bulk materials is collected, so that the influence on the environment is avoided. The diversion of initial rainwater collection and later clean rainwater drainage is usually realized by adopting a manual or electric valve through a switching mode, and the method has the defects of complex management, more facilities, limitation of the quality of operators and the like, so that the collection of the initial rainwater is easily abandoned.
SUMMERY OF THE UTILITY MODEL
According to the technical problem, the automatic switching device for collecting initial rainwater and discharging later clean rainwater is provided.
The utility model discloses a technical means as follows:
the automatic switching device for initial rainwater collection and later clean rainwater discharge comprises an initial rainwater switching inspection well and an initial rainwater collecting pool, wherein the initial rainwater switching inspection well is communicated with the initial rainwater collecting pool through an initial rainwater collecting pool water inlet pipe; the initial rainwater switching inspection well is provided with at least one polluted area rainwater inlet pipe and a later clean rainwater outlet pipe; the elevation of the top of the water inlet pipe of the initial rainwater collecting pool is the same as the elevation of the bottom of the clean rainwater outlet pipe in the later period;
the gravity type flap valve is arranged at one end, located at the initial rainwater switching inspection well, of the initial rainwater collection tank, the gravity type floating ball is arranged in the initial rainwater collection tank, and the gravity type floating ball is connected with the gravity type flap valve through a guide lock; the weight of the gravity floating ball is larger than that of the gravity flap valve and smaller than the maximum buoyancy borne by the gravity floating ball, so that the gravity floating ball can always float on the water surface.
When the water level in the initial rainwater collection tank reaches or is higher than the designed water level, the gravity flap valve is in a closed state, and rainwater in the initial rainwater switching inspection well is discharged from a later clean rainwater outlet;
when the water level in the initial rainwater collecting tank does not reach the design water level, the gravity type floating ball drags the guide lock to enable the gravity type flap valve to be in an open state, and rainwater in the initial rainwater switching inspection well enters the initial rainwater collecting tank through the initial rainwater collecting tank water inlet pipe.
Preferably, the elevation of the bottom of the rainwater inlet pipe in the pollution area is the same as the elevation of the top of the rainwater inlet pipe in the initial rainwater collecting pool.
Preferably, the distance between the bottom of the gravity flap valve and the bottom of the initial rainwater switching inspection well is h, and h is larger than or equal to 300mm, so that the flap valve is prevented from being closed due to the influence of sundries accumulated at the bottom of the well.
Preferably, the hinge point between the gravity type flap valve and the initial rainwater collecting tank water inlet pipe is located at the top of the pipe of the initial rainwater collecting tank water inlet pipe, one end of the guide lock is connected with the gravity type floating ball, the other end of the guide lock vertically extends upwards and penetrates out of the initial rainwater collecting tank, then the guide lock enters the initial rainwater switching inspection well, and the vertical downward extension is hinged to the bottom of the gravity type flap valve.
Preferably, a guide lock steel pipe sleeve is arranged outside the guide lock, so that the guide and position limiting of the guide lock are facilitated, and meanwhile, the contact area of the guide lock and the outside is reduced.
Preferably, the initial rainwater switch manhole has a manhole.
In the use state: the polluted rainwater enters the initial rainwater switching inspection well firstly, at the moment, because the water level in the initial rainwater collecting pool is low, or no water level exists, the gravity type floating ball can drag the guide lock, the gravity type flap valve is in an open state, and because the water inlet pipe of the initial rainwater collecting pool is lower than the clean rainwater outlet pipe in the later period, the polluted rainwater can directly enter the initial rainwater collecting pool to be collected, the water level in the initial rainwater collecting pool rises along with the rise of the gravity type floating ball, then the gravity type floating ball and the water level continue to rise, along with the rise of the gravity type floating ball, the gravity type flap valve can descend and simultaneously close the water inlet pipe of the initial rainwater collecting pool under the action of the self gravity of the gravity type flap valve, when the designed water level is reached, the water inlet pipe of the initial rainwater collecting pool is closed, at the moment, the rainwater in the initial rainwater switching inspection well is clean, the rainwater is accumulated in the initial rainwater switching inspection well, and then is discharged through the clean rainwater outlet pipe in the later period.
Compared with the prior art, the utility model has the advantages of it is following:
1. change traditional initial stage rainwater and later stage rainwater separation collection mode, replace traditional initial stage rainwater to collect and equip, this device system is simple reliable, the installation of being under construction easily, the later maintenance and the management of being convenient for.
2. This device utilizes the mechanical interlock of body, through gravity, pulling force and buoyancy balance relation, rises at the water level and the action of the in-process realization device each part that descends, realizes opening and close of initial stage rainwater collecting pit inlet tube automatically.
3. This device need not manual operation, and the system need not the power supply, avoids leading to initial stage rainwater to leak or even incident because of the power supply system trouble, improves the security, the enforceability and the maneuverability of system.
Based on the above reason the utility model discloses can extensively promote in fields such as rainwater recovery.
Drawings
In order to 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 introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a top view of the automatic switching device for initial rainwater collection and later clean rainwater drainage in the embodiment of the present invention.
Fig. 2 is a front view of the automatic switching device for initial rainwater collection and later clean rainwater drainage in the embodiment of the present invention.
In the figure: 1. switching an inspection well for initial rainwater; 2. an initial rainwater collecting tank; 3. a water inlet pipe of the initial rainwater collecting tank; 4. a rainwater inlet pipe for a polluted area; 5. a later clean rainwater outlet pipe; 6. a manhole; 7. a gravity flap valve; 8. a gravity type floating ball; 9. locking; 10. and (4) locking the steel pipe sleeve.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in 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 only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc., are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be interpreted as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
As shown in fig. 1 to 2, the automatic switching device for initial rainwater collection and later clean rainwater drainage comprises an initial rainwater switching inspection well 1 and an initial rainwater collection pool 2, wherein the initial rainwater switching inspection well 1 is communicated with the initial rainwater collection pool 2 through an initial rainwater collection pool water inlet pipe 3; the initial rainwater switching inspection well 1 is provided with two polluted area rainwater inlet pipes 4, a later clean rainwater outlet pipe 5 and a manhole 6; the elevation of the top of the water inlet pipe 3 of the initial rainwater collecting pool is the same as the elevation of the bottoms of the later clean rainwater outlet pipe 5 and the later polluted area rainwater inlet pipe 4;
the gravity flap valve 7 is arranged at one end, located at the initial rainwater switching inspection well 1, of the initial rainwater collecting tank water inlet pipe 3, the distance between the bottom of the gravity flap valve 7 and the bottom of the initial rainwater switching inspection well 1 is h, and h is larger than or equal to 300mm, and the flap valve is prevented from being closed due to the fact that sundries are accumulated in the bottom of the well. The gravity type floating ball 8 is arranged in the initial rainwater collecting pool 2, and the weight of the gravity type floating ball 8 is larger than that of the gravity type flap valve 7 and smaller than the maximum buoyancy borne by the gravity type flap valve. The gravity type floating ball 8 is connected with the gravity type flap valve 7 through a guide lock 9; the hinge point between gravity type flap valve 7 and initial rainwater collecting tank inlet tube 3 is located the nose end portion of initial rainwater collecting tank inlet tube 3, and the one end and the gravity type floater 8 of guide lock 9 are connected, and the other end is vertical upwards extends and wears out initial rainwater collecting tank, later horizontal extension gets into in the initial rainwater switches the inspection shaft to vertical downwardly extending is articulated with the bottom of gravity type flap valve 7. The outside of the guide lock 9 is provided with a guide lock steel pipe sleeve 10, which is convenient for the guide and position limitation of the guide lock 9 and reduces the contact area of the guide lock 9 and the outside.
When the water level in the initial rainwater collecting pool 2 reaches or is higher than the designed water level W1, the gravity flap valve 7 is in a closed state, and rainwater in the initial rainwater switching inspection well 1 is discharged from the later clean rainwater outlet 5;
when the water level in the initial rainwater collecting tank 2 does not reach the design water level, the gravity type floating ball 8 drags the guide lock to enable the gravity type flap valve 7 to be in an open state, and the initial rainwater switches the rainwater in the inspection well 1 to enter the initial rainwater collecting tank 2 through the initial rainwater collecting tank water inlet pipe 3.
According to the size of the initial rainwater collecting pool 1 and the design water level of the polluted rainwater, for example, when the polluted rainwater is about 1000 cubes, when the rainwater in the initial rainwater collecting pool 1 reaches the design water level W1, the rainwater in the initial rainwater collecting pool is 1000 cubes, at the moment, the gravity type floating ball 8 cannot pull the guide lock 9 to open the gravity type flap valve 7, the gravity type flap valve 7 closes the water inlet pipe 3 of the initial rainwater collecting pool under the self gravity of the gravity type flap valve 7, and the remaining rainwater is discharged from the clean rainwater drainage pipe 5 in the later period for clean rainwater.
The specific working process comprises the following steps: the polluted rainwater firstly enters the initial rainwater switching inspection well 1, at this moment, because the water level in the initial rainwater collection pool 2 is low, or no water level exists, the gravity type floating ball 8 can drag the guide lock 9 to enable the gravity type flap valve 7 to be in an open state, and because the water inlet pipe 3 of the initial rainwater collection pool is lower than the clean rainwater outlet pipe 5 in the later stage, the polluted rainwater can directly enter the initial rainwater collection pool 2 to be collected, the water level in the initial rainwater collection pool 2 rises along with the rising of the water level in the initial rainwater collection pool, and then the gravity type floating ball 8 (W2 water level) is touched, then the water level and the gravity type floating ball 8 continue to rise, along with the rising of the gravity type floating ball 8, the gravity type flap valve 7 can descend and simultaneously close the initial rainwater collection pool water inlet pipe 3 under the self gravity of the gravity type flap valve 7, when the designed water level W1 is reached, the water inlet pipe 3 of the initial rainwater collection pool is closed, at this moment, the rainwater in the initial rainwater switching inspection well 1 is clean rainwater, is accumulated in the initial rainwater switching inspection well 1, and then is discharged through the clean rainwater outlet pipe 5 in the later stage.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The automatic switching device for the initial rainwater collection and the later clean rainwater discharge is characterized by comprising an initial rainwater switching inspection well and an initial rainwater collection pool, wherein the initial rainwater switching inspection well is communicated with the initial rainwater collection pool through an initial rainwater collection pool water inlet pipe; the initial rainwater switching inspection well is provided with at least one polluted area rainwater inlet pipe and a later clean rainwater outlet pipe; the water inlet pipe of the initial rainwater collecting pool is lower than the water outlet pipe of the later clean rainwater;
the gravity type flap valve is arranged at one end, located at the initial rainwater switching inspection well, of the initial rainwater collection tank, the gravity type floating ball is arranged in the initial rainwater collection tank, and the gravity type floating ball is connected with the gravity type flap valve through a guide lock;
when the water level in the initial rainwater collecting pool reaches or is higher than the designed water level, the gravity type flap valve is in a closed state, and rainwater in the initial rainwater switching inspection well is discharged from the later clean rainwater outlet;
when the water level in the initial rainwater collecting pool does not reach the designed water level, the gravity type floating ball drags the guide lock to enable the gravity type flap valve to be in an open state, and the rainwater in the initial rainwater switching inspection well enters the initial rainwater collecting pool through the initial rainwater collecting pool water inlet pipe.
2. The automatic initial rainwater collecting and later-stage clean rainwater discharge switching device according to claim 1, wherein the elevation of the bottom of the polluted area rainwater inlet pipe is the same as the elevation of the bottom of the later-stage clean rainwater outlet pipe, and the elevation of the top of the initial rainwater collecting pool inlet pipe is the same as the elevation of the bottom of the later-stage clean rainwater outlet pipe.
3. The automatic initial rainwater collection and later clean rainwater drainage switching device according to claim 1 or 2, wherein the distance between the bottom of the gravity flap valve and the bottom of the initial rainwater switching inspection well is h, and h is more than or equal to 300mm.
4. The automatic initial rainwater collection and later clean rainwater discharge switching device according to claim 1, wherein a hinge point between the gravity type flap valve and the water inlet pipe of the initial rainwater collection tank is located at the top end of the water inlet pipe of the initial rainwater collection tank, one end of the guide lock is connected with the gravity type floating ball, the other end of the guide lock extends vertically upwards and out of the initial rainwater collection tank, and then enters the initial rainwater switching inspection well and extends vertically downwards to be hinged to the bottom of the gravity type flap valve.
5. The automatic initial rainwater collection and later clean rainwater drainage switching device according to claim 4, wherein a lock steel pipe sleeve is arranged outside the lock.
6. The automatic initial rainwater collection and later clean rainwater drainage switching apparatus according to claim 1, wherein the weight of said gravity floating ball is greater than the weight of said gravity flap valve and less than the maximum buoyancy to which it is subjected.
7. The automatic initial rainwater collection and later clean rainwater drainage switching device according to claim 1, wherein said initial rainwater switching manhole has a manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221153808.XU CN217923997U (en) | 2022-05-13 | 2022-05-13 | Automatic switching device for initial rainwater collection and later clean rainwater drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221153808.XU CN217923997U (en) | 2022-05-13 | 2022-05-13 | Automatic switching device for initial rainwater collection and later clean rainwater drainage |
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| Publication Number | Publication Date |
|---|---|
| CN217923997U true CN217923997U (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221153808.XU Active CN217923997U (en) | 2022-05-13 | 2022-05-13 | Automatic switching device for initial rainwater collection and later clean rainwater drainage |
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| CN (1) | CN217923997U (en) |
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- 2022-05-13 CN CN202221153808.XU patent/CN217923997U/en active Active
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