TWI654354B - Rainwater recovery unit - Google Patents

Abstract

The rainwater recovery device of the present invention is used for recovering rainwater and excluding impurities therein, and has a body. The inside of the body forms a water inlet space and a drainage space, and the rainwater entering the water inlet space forms a vortex. The water inlet space is provided with a turbulence device capable of suppressing the rise of the vortex height, and the turbulence device is formed in the water inlet space with a first turbulence area and a second turbulence area arranged vertically from bottom to top, The first spoiler is provided with a first blocking block forming a first distance from the central axis of the water inlet space, and the second spoiling region is provided with a second blocking block forming a second distance from the central axis. The first distance is greater than the second distance, so when the amount of rainwater is different, the top portion of the vortex with different heights formed by different amounts of water can be disturbed.

Description

Rainwater recovery device

The invention relates to a rainwater recovery device, in particular to a rainwater recovery device that can operate without additional power and can exclude impurities in the recovered water.

Although with the advancement of social infrastructure, how to obtain water resources is no longer a problem, however, in addition to using traditional water supply systems, collecting rainfall in the catchment area and obtaining water resources through pipelines, in order not to waste From the gift of nature, you can also use the device that can collect rainwater, and make proper use of resources by collecting wastewater from the drainage system of the building.

In order to achieve the above-mentioned effect, a Taiwan new patent M513230 provided a rainwater recovery device 100 in the past. As shown in FIG. 1A to FIG. 1D, the rainwater recovery device 100 has a body 10, and the body 10 has an upper cylinder 110, The cylinder 120, a water inlet 111, a water outlet 121, and a sewage outlet 122 located at the bottom of the body 10. The inside of the body 10 is provided with a partition plate 13, and the upper portion distinguishing the inside of the body 10 is provided by the upper portion. The water inlet space 11 formed by the cylinder body 110 and the partition plate 13 and the drainage space 12 formed by the lower cylinder body 120 and the partition plate 13 located inside the body 10 and below the water inlet space 11.

As shown in FIG. 1B to FIG. 1D, a through hole 131 is formed in the center of the partition plate 13 to communicate with the water inlet space 11 and the water drainage space 12. The water inlet 111 is located at the bottom of the water inlet space 11. The opening direction of a water inlet 111 formed by the water inlet 111 on the wall surface 113 of the upper cylinder 510 is parallel to the tangent direction of the through hole 131, so that the rainwater entering the water inlet space 11 can form a vortex 30, and then drain. Into the drainage space 12; for other contents about the structure of the above-mentioned body 50, please refer to the description of the case, and will not be repeated here.

When such a device is in use, as shown in FIG. 1C and FIG. 1D, after the vortex 30 is formed, in order to prevent the vortex 30 from gradually increasing due to an increase in the amount of water inflow, a plurality of sets are provided on the top of the water inlet space 11. The spoiler pad 201 of each raised portion 202 acts as a spoiler to interfere with the top edge of the funnel structure 31 formed by the vortex 30, which makes the rainwater in the vortex 30 that contacts the raised portion 202 deviates from the original path. Splashing into the funnel structure 31 formed by the vortex 30 and entering the through hole 131 can increase the amount of rainwater flowing into the through hole 131 per unit time in order to suppress the height of the vortex 30 from rising further.

However, when the amount of rain is too large and the amount of water entering the water inlet space 11 is excessive, and the situation shown in FIG. 1E is formed, due to the increase of the amount of water, the height of the vortex 30 will flood the raised portion 202 of the spoiler pad 201, When the thickness of the vortex 30 greatly exceeds the height of the convex portion 202 against the cover body, the convex portion 202 will lose its original function of destroying the water flow at the top edge of the vortex 30, so that the water inlet space 11 The internal water pressure gradually rises, and even the cover body is broken or detached, causing the problem of flooding.

The main purpose of the present invention is to provide a rainwater recovery device capable of performing a turbulent action corresponding to the vortex generated by different amounts of water flowing through the recovery device.

A secondary object of the present invention is to provide a rainwater recovery device capable of performing a turbulent operation in response to a vortex generated by a plurality of types of water flowing through the recovery device without greatly increasing the volume of the device.

In order to achieve the above object, the rainwater recovery device of the present invention includes a body having a water inlet, a water outlet and a sewage outlet. The inside of the body is provided with a partition forming a through hole in the center. The interior is divided into a water inlet space and a drainage space below the water inlet space. The water inlet is connected to the water inlet space, and the water outlet is connected to the sewage outlet. The drainage direction is parallel to the water inlet. The tangential direction of the through hole causes a vortex to be generated from the rainwater entering the water inlet space. The water inlet space is provided with a turbulence device capable of restraining the height of the vortex from rising.

It is characterized in that the center of the water inlet space has a central axis, and the spoiler is disposed in the water inlet space, and a first spoiler area and a second spoiler area are formed longitudinally from bottom to top, The first spoiler is provided with at least a first blocking block, the first blocking block is formed at a first distance from the center axis, and the second spoiler is provided with at least a second blocking block, and the second The blocking block forms a second distance from the central axis, and the first distance is greater than the second distance.

Regarding the detailed configuration of the components in the water inlet space, in one embodiment, a stable flow area is formed between the bottom of the water inlet space and the first spoiler area.

Regarding the installation state of the first blocking block and the second blocking block, in an embodiment, the first blocking block and the second blocking block are both connected to a wall surface of the water inlet space, and the first blocking block The thickness of the block is smaller than the thickness of the second blocking block.

In another type of embodiment, the spoiler includes a baffle provided on the top of the second spoiler area, the first blocking block and the second blocking block are connected to the baffle, and the first blocking block The thickness of is less than the thickness of the second blocking block.

In one type of embodiment, the spoiler includes a baffle provided on the top of the second spoiler. The first block is connected to a wall of the water inlet space. The second block is connected to the block. On the board, a distance is formed between the second blocking block and the wall surface.

Wherein, with regard to the detailed design of the baffle in the embodiment with the baffle, the baffle is provided with at least one support for maintaining the height of the baffle, and the outer periphery of the baffle is provided with a position near the edge. The at least one second blocking block is mounted on the fixing portion.

In addition, in order to facilitate the installation and replacement of the above-mentioned spoiler, in one embodiment, a grip is provided on the top of the baffle.

As can be seen from the above description, the present invention is characterized by the turbulence device in the water inlet space of the recovery device. In order to respond to the turbulence of only the top part of the vortex when the amount of water is different, it is provided with a block of water corresponding to the different amount of water. The first and second spoiled areas of the spoiler are arranged in a higher position, and the distance between the blocking block of the second spoiled area and the central axis of the water inlet space is smaller than that set in the lower position. In the position, the first distance of the blocking block in the first spoiler zone from the centerline can correspond to the vortex of different shapes generated by different amounts of water without significantly increasing the height of the device, and only for the top part of the vortex. The spoiler action; and the present invention does not limit the shape, installation position, and size of the elements constituting the blocking block.

In order to facilitate a deeper and clearer and more detailed understanding and understanding of the structure, use and characteristics of the present invention, the preferred embodiments are given below, and the detailed description in conjunction with the drawings is as follows:

Please refer to FIG. 2A to FIG. 2C. The rainwater collecting device of the present invention has a body 50. The body 50 is composed of an upper cylinder 510 and a lower cylinder 520, and a water inlet 511 is provided on the upper cylinder 510. A water outlet 521 and a sewage outlet 522 are provided in the lower cylinder 520.

Wherein, the connecting portion of the upper cylinder 510 and the lower cylinder 520 is provided with a partition 53 forming a through hole 531 in the center, and the partition 53 cooperates with the upper cylinder 510 to divide the inside of the main body 50 into a water inlet space 51. And together with the lower cylinder 520 constitute a drainage space 52 located below the water inlet space 51, the water inlet 511 communicates with the water inlet space 51, and the water outlet 521 communicates with the drain outlet 522 the water drainage space 52, The opening direction of the water inlet 511 is parallel to the tangent direction of the through hole 531, so that the rainwater entering the water inlet space 51 through the water inlet 511 will push through the wall surface 513 of the upper cylinder 510 and turn to generate a vortex. 70, as shown in Figure 2B.

Among them, in order to prevent the height of the vortex 70 from rising continuously with the increase of rainfall, the rainwater recovery device 500 is provided with a spoiler in the water inlet space 51 that can suppress the height of the vortex 70, similar in function to FIG. 1C. Spoiler shown (spoiler pad 201, raised portion 202). However, for details of the above-mentioned spoiler in the present invention, please refer to the description of each embodiment below.

First, as shown in FIG. 2A, in a first embodiment of the present invention, the spoiler in the water inlet space 51 has a first spoiler region 61 and a second spoiler region formed vertically from bottom to top. 62. The first spoiler region 61 is provided on the wall surface 513 of the water inlet space 51 with a plurality of first blocking blocks 610 arranged in a circle around the water inlet space 51. The second spoiler region 62 is disposed on the body. The wall surface 513 of 50 is provided with a plurality of second blocking blocks 620 surrounding the water inlet space 51 and arranged annularly.

In addition, in order not to generate additional interference when the amount of water is small, a steady flow region 54 is formed between the first spoiler region 61 and the partition plate 53 so as not to disturb the flow. The rain water at the bottom can stably generate the vortex 70 mentioned above.

As shown in FIG. 2A, in order to only interfere with the top edge portion of the funnel structure 71 generated by the vortex 70, the center of the water inlet space 51 has a central axis 512, and the first blocking block 610 has a first thickness 611. The second blocking block 620 has a second thickness 621. Because the first thickness 611 is smaller than the second thickness 621, a second distance 622 between the second blocking block 620 and the central axis 512 is smaller than the first blocking A first distance 612 between the block 610 and the above-mentioned central axis 512.

As shown in FIG. 2C, when the amount of water in the water inlet space 51 is sufficient to flood and exceed the first thickness 611 of the first blocking block 610, interference can still be performed through the second blocking block 620, and even if the amount of water continues The increase causes the side wall of the funnel structure 71 of the vortex 70 to move toward the central axis 512. Because the edge of the second blocking block 620 is also closer to the central axis 512, the top edge portion of the funnel structure 71 can still be effectively disturbed.

For other possible embodiments of the spoiler, please refer to FIG. 3A to FIG. 3D. In a second embodiment, the spoiler includes a plurality of the first sections disposed on the wall surface 513 of the upper cylinder 510. A blocking block 610 and a replaceable spoiler 40 provided in the water inlet space 51, and the design change of the spoiler 40 is used to change the detailed state of the second blocking block 620, and can also The weight of the spoiler 40 is used to suppress an increase in the water level.

Regarding the detailed structure of the spoiler 40, please refer to FIG. 3A to FIG. 3C. In this embodiment, the spoiler 40 includes a baffle 41 and a plurality of second barriers extending from the baffle 41. The shape of the baffle 41 corresponds to the shape of the upper cylinder 510, and the second blocking block 620 is a rod body larger in thickness than the first blocking block 621, so that the first The two thicknesses 621 are larger than the first thickness 611; in position, the second blocking block 620 is connected to the fixing portion 43 on the side of the baffle 41 close to the baffle 53 and adjacent to the outer periphery of the baffle 41 during installation, Effectively disturbing the eddy current 70, as shown in FIG. 3C, the second blocking block 620 is not only provided on the fixing portion 43 but also cuts the edge of the baffle 41, and can fit the wall surface of the upper cylinder 510 during use. 513, as shown in Figure 3D.

Please refer to FIG. 3A to FIG. 3C. In order to maintain the position of the baffle plate 41 in the water inlet space 51, in this embodiment, the baffle plate 41 is provided with a plurality of support rods extending from the baffle plate 41 as the support rods. A support 42 supports the position of the baffle 41. In addition, as shown in the figure, in order to facilitate the direct installation or replacement of the spoiler 40, a position is provided on the top of the baffle 41 for users to hold. Holder's grip 44.

In particular, the present invention does not limit the thickness and installation position of the first blocking block 610 and the second blocking block 620. Therefore, in a third embodiment shown in FIG. The first thickness 611 may be equal to the second thickness 621 of the second blocking block 620.

However, in this embodiment, in order to form a structure in which the first distance 612 is greater than the second distance 622 under the condition that the first thickness 611 is equal to the second thickness 621, the second blocking block 620 is disposed on the baffle 41. The upper position will not be aligned with the edge of the baffle 41, but as shown in FIG. 4, a separation distance 514 is created between the second blocking block 620 and the wall surface 513 of the water inlet space 51, and The first spoiler region 61 and the second spoiler region 62 are distinguished by using a difference in installation position between the two.

With regard to the detailed connection relationship of how the baffle 41 is installed in the water inlet space 51 in the embodiment of the present invention, the present invention does not limit the baffle to be provided with the support 42, so in the embodiment of FIG. 4 The above-mentioned baffle plate is fixed through a plurality of blocking blocks 515 provided on the wall surface 513 in the water inlet space 51 in a pushing manner. Of course, it can also be used in other embodiments. An engagement member or the like is provided on the edge of the baffle plate 41 to fix other structures between the upper cylinder 510 and the baffle plate 41 to fix the position of the baffle plate 41.

For other changes, please refer to FIG. 5A and FIG. 5B. In the fourth embodiment of the present invention, the first blocking block 610 and the second blocking block 620 are both mounted on the baffle 41. The first blocking block 610 and the first thickness 611 are equal to the second thickness 621 of the second blocking block 620, but the mounting position of the second blocking block 620 is closer to the center than the mounting position of the first blocking block 610.轴 512.

In order to distinguish the first spoiler region 61 and the second spoiler region 62, in this embodiment, a first length 613 of the first blocking block 610 is larger than that of the second blocking block 620. A second length 623 can be used to distinguish the first spoiler area 61 and the second spoiler area 62 from the difference in length and installation position of the two.

Finally, it is added that the present invention does not limit the number of the first blocking block 610 and the second blocking block 620 of the spoiler, and it does not even limit the spoiler to only the first spoiler region 61 and the second spoiler. The spoiler region 62, so in other embodiments, as shown in FIG. 6, the baffle 41 may be provided with a plurality of shorter third blocking blocks 630 closer to the center of the baffle 41, as described above. The embodiment generally forms a third spoiler area.

In addition, in terms of element shape, the present invention also does not limit the shapes of the first blocking block 610 and the second blocking block 620, so that in other embodiments, the second blocking block 620 may be configured as a triangular bar or A rectangular plate, or an arc-shaped sheet, or other shapes, so that the first or second blocking blocks 610 and 620 can interfere with the direction of the water flow at the top of the vortex 70 and allow rainwater to enter the funnel formed by the vortex 70 Outside the structure 71, the direction of the water flow at the top of the vortex 70 can be guided and changed.

The above-mentioned embodiments are only used for the convenience of explanation of the present invention and are not limited. Without departing from the spirit of the present invention, various simple deformations and modifications made by those skilled in this industry in accordance with the scope of patent application and invention description of the present invention should still be applied. Included in the scope of the following patent applications.

100, 500‧‧‧ rainwater recovery device

10, 50‧‧‧ Ontology

11, 51‧‧‧ Water inlet space

110, 510‧‧‧ upper cylinder

111, 511‧‧‧ water inlet

512‧‧‧center axis

113, 513‧‧‧wall

514‧‧‧Interval

515‧‧‧block

12, 52‧‧‧ drainage space

520‧‧‧lower cylinder

121, 521‧‧‧ Outlet

122, 522‧‧‧ Sewage outlets

13, 53‧‧‧ partition

131, 531‧‧‧through hole

54‧‧‧ steady stream area

201‧‧‧ Spoiler

202‧‧‧ raised

61‧‧‧First spoiler

610‧‧‧The first block

611‧‧‧first thickness

612‧‧‧First distance

613‧‧‧first length

62‧‧‧Second Spoiler

620‧‧‧Second block

621‧‧‧second thickness

622‧‧‧Second Distance

623‧‧‧second length

630‧‧‧The third block

30, 70‧‧‧ vortex

31, 71‧‧‧ Funnel structure

40‧‧‧spoiler

41‧‧‧ bezel

42‧‧‧ support

43‧‧‧Fixed section

44‧‧‧ Grip

1A is an exploded schematic view of a rainwater recovery device in the prior art; FIG. 1B is a schematic cross-sectional view of a rainwater recovery device at the water inlet of FIG. 1A; FIG. 1C and FIG. 1D are schematic diagrams of operation of the rainwater recovery device in FIG. 1A; 1E is a schematic diagram of the rainwater recovery device of FIG. 1A when the water intake is large; FIG. 2A is a schematic cross-sectional view of the rainwater recovery device of the present invention in a first embodiment; FIG. 2B and FIG. 2C are schematic views of the operation of the device of FIG. 2A 3A is a schematic perspective view of a spoiler of a rainwater recovery device according to a second embodiment of the present invention; FIG. 3B is a schematic perspective view of the spoiler of FIG. 3A viewed from another angle; FIG. 3C is a turbulent flow of FIG. 3A Bottom view of the device; FIG. 3D is a schematic cross-sectional view of the spoiler of FIG. 3A disposed in the water inlet space; FIG. 4 is a schematic cross-sectional view of a rainwater recovery device of the present invention in a third embodiment; FIG. 5A is a rainwater recovery of the present invention A perspective view of the device in a fourth embodiment of the spoiler; FIG. 5B is a schematic cross-sectional view of the spoiler of FIG. 5A installed in the water inlet space; FIG. 6 is a fifth view of the rainwater recovery device of the present invention in a fifth Perspective schematic view of the spoiler device in the embodiment.

Claims (7)

A rainwater recovery device has a body forming an water inlet, a water outlet and a sewage outlet. The inside of the body is provided with a partition forming a through hole in the center, and the partition divides the inside of the body into a water inlet space and A drainage space located below the water inlet space, the water inlet opening communicates with the water inlet space, and the water outlet opening communicates with the drainage outlet, wherein an opening direction of the water inlet opening is parallel to a tangential direction of the through hole, A vortex is generated from the rainwater entering the water inlet space. The water inlet space is provided with a spoiler capable of restraining the height of the vortex from rising. In the water inlet space, a first spoiler region that suppresses the rise of the vortex height and a second spoiler region that suppresses the rise of the vortex height are formed vertically from bottom to top, and the first spoiler area is provided with at least one first A blocking block, the first blocking block forms a first distance from the central axis, and the second spoiler area is provided with At least a second stopper, the second stopper formed with the central axis a second distance, said first distance and greater than said second distance. The rainwater recovery device according to item 1 of the claim, wherein a stable flow area is formed between the bottom of the water inlet space and the first spoiler area. The rainwater recovery device according to claim 1, wherein the first blocking block and the second blocking block are connected to a wall surface of the water inlet space, and the thickness of the first blocking block is smaller than that of the second blocking block. thickness. The rainwater recovery device according to claim 1, wherein the spoiler includes a baffle provided on the top of the second spoiler area, and the first blocking block and the second blocking block are connected to the baffle. And the thickness of the first blocking block is smaller than the thickness of the second blocking block. The rainwater recovery device according to claim 1, wherein the spoiler includes a baffle provided on top of the second spoiler area, and the first blocking block is connected to a wall surface of the water inlet space. The second blocking block is connected to the baffle, so that a distance is formed between the second blocking block and the wall surface. The rainwater recovery device according to claim 4 or 5, wherein the baffle plate is provided with at least one support for maintaining the height of the baffle plate, and an outer periphery of the baffle plate is provided with a fixed position near the edge. The at least one second blocking block is mounted on the fixing portion. The rainwater recovery device according to claim 4 or 5, wherein a handle is provided on the top of the baffle.