CN211706123U - Positive displacement filter - Google Patents
Positive displacement filter Download PDFInfo
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- CN211706123U CN211706123U CN202020185885.8U CN202020185885U CN211706123U CN 211706123 U CN211706123 U CN 211706123U CN 202020185885 U CN202020185885 U CN 202020185885U CN 211706123 U CN211706123 U CN 211706123U
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- filter
- shell
- filter screen
- casing
- positive displacement
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Abstract
The utility model discloses a positive displacement filter, including casing, filter screen, be provided with the filter screen in the casing, the filter screen includes circle cavity cylinder portion, cavity cylinder portion bottom and casing wall department of meeting, the circular ring shape top cap portion of cavity cylinder portion top fixedly connected with, the outer border of circular ring shape top cap portion and the casing inside wall department of meeting, the cavity cylinder portion and the circular ring shape top cap portion of filter screen cut apart the casing inner chamber into intake antrum, go out two inner chambers in the water cavity, be provided with on the casing with the inlet tube that the intake antrum is linked together. The volume type filter adopts a special volume type structure, the area of the volume type filter is 3-5 times larger than that of the traditional filter screen, the inner cavity is enlarged, the water resistance is greatly reduced, the use efficiency of the water pump can be improved, and the electric energy is effectively saved; the positive displacement filter can be shared by a plurality of water pumps, and has the characteristics of convenient installation, small occupied area, convenient pollution discharge and the like.
Description
Technical Field
The utility model relates to a central air conditioning technology field especially relates to a positive displacement filter.
Background
In the circulation of the central air-conditioning system, a filter is required to be added to a circulating pump, and water resistance is one of the main reasons influencing the use efficiency of the circulating pump.
In the circulating process of the central air conditioner, water is adopted as a refrigerant, energy is transmitted in a circulating mode, water cooling is needed to be carried out through a cooling tower in the circulating working process, and a filter must be installed on the water inlet side of a circulating pump for an open system to filter impurities in water.
The traditional filter has large resistance, a water supply pump needs to work at high power in order to ensure the water supply pressure, the consumption of electric energy is large, the energy conservation is not facilitated, and a positive displacement filter is designed aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positive displacement filter possesses the water resistance and hangs down to improve the efficiency of circulating pump, the advantage of energy saving has solved traditional filter resistance great, and in order to guarantee the water supply pressure, the water supply pump is about high-power work, and is great to the consumption of electric energy, is unfavorable for energy-conserving problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a positive displacement filter, includes casing, filter screen, be provided with the filter screen in the casing, the filter screen includes circle cavity cylinder portion, cavity cylinder portion bottom and casing wall department of meeting, the circular ring form top cap portion of cavity cylinder portion top fixedly connected with, the outer border of circular ring form top cap portion and the interior lateral wall department of meeting of casing, the cavity cylinder portion and the circular ring form top cap portion of filter screen cut apart the casing inner chamber into intake antrum, go out two inner chambers in the water cavity, be provided with on the casing with the inlet tube that the intake antrum is linked together, at least be provided with on the casing one with go out the outlet pipe that the water.
Furthermore, the top end of the shell is provided with an access hole, and an access end cover is fixedly arranged outside the access hole.
Furthermore, a drain pipe communicated with the water inlet cavity and the water outlet cavity on the inner side of the hollow cylindrical part is arranged at the bottom end of the shell.
Furthermore, a valve is arranged on the sewage discharge pipe.
Furthermore, the number of the water outlet pipes is two, and the water outlet pipes are respectively and uniformly arranged on two sides of the shell.
Furthermore, the lower end of the shell is uniformly provided with support legs.
Compared with the prior art, the utility model beneficial effect who has is:
1. the volume type filter adopts a special volume type structure, the area of the volume type filter is 3-5 times larger than that of the traditional filter screen, the inner cavity is enlarged, the water resistance is greatly reduced, the use efficiency of the water pump can be improved, and the electric energy is effectively saved; the positive displacement filter can be shared by a plurality of water pumps, and has the characteristics of convenient installation, small occupied area, convenient pollution discharge and the like.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of a positive displacement filter according to the present invention;
fig. 2 is a schematic cross-sectional structural view of a positive displacement filter according to the present invention;
fig. 3 is a schematic structural view of the filter screen.
In the figure: 1-shell, 2-filter screen, 3-water outlet cavity, 4-water inlet cavity, 5-water inlet pipe, 6-water outlet pipe, 7-sewage discharge pipe, 8-maintenance port, 9-maintenance end cover, 10-support leg, 20-circular top cover part and 21-hollow cylindrical part.
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 creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a positive displacement filter, including casing 1, filter screen 2, be provided with filter screen 2 in the casing 1, filter screen 2 includes circle cavity cylinder portion 21, the department of meeting of cavity cylinder portion 21 bottom and casing 1 wall, the ring form dome portion 20 of cavity cylinder portion 21 top fixedly connected with, the outer border of ring form dome portion 20 meets the department with casing 1 inside wall, the cavity cylinder portion 21 and the ring form dome portion 20 of filter screen 2 cut apart into two inner chambers of intake antrum 4, play water cavity 3 with casing 1 inner chamber, be provided with on the casing 1 with inlet tube 5 that the intake antrum 4 is linked together, at least be provided with on the casing 1 one with go out the outlet pipe 6 that water cavity 3 is linked together.
The top end of the shell 1 is provided with an access hole 8, and an access end cover 9 is fixedly arranged outside the access hole 8.
The bottom end of the shell 1 is provided with a sewage discharge pipe 7 communicated with the water outlet cavity 4 at the inner side of the hollow cylindrical part 21.
The sewage discharge pipe 7 is provided with a valve.
The number of the water outlet pipes 6 is two, and the water outlet pipes 6 are respectively and uniformly arranged on two sides of the shell 1.
The lower end of the shell 1 is uniformly provided with support legs 10.
When the positive displacement filter is used, the internal part of the positive displacement filter adopts a special positive displacement structure, the area of the positive displacement filter is 3-5 times larger than that of the traditional filter screen, the inner cavity is enlarged, the water resistance is greatly reduced, the use efficiency of the water pump can be improved, and the electric energy is effectively saved; the positive displacement filter can be shared by a plurality of water pumps, and has the characteristics of convenient installation, small occupied area, convenient pollution discharge and the like.
The details of the present invention are well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A volumetric filter is characterized by comprising a shell (1) and a filter screen (2), a filter screen (2) is arranged in the shell (1), the filter screen (2) comprises a round hollow cylindrical part (21), the bottom end of the hollow cylindrical part (21) is connected with the wall of the shell (1), the top end of the hollow cylindrical part (21) is fixedly connected with a circular top cover part (20), the outer edge of the circular top cover part (20) is connected with the inner side wall of the shell (1), the hollow cylindrical part (21) of the filter screen (2) and the circular ring-shaped top cover part (20) divide the inner cavity of the shell (1) into two inner cavities, namely a water inlet cavity (4) and a water outlet cavity (3), a water inlet pipe (5) communicated with the water inlet cavity (4) is arranged on the shell (1), the shell (1) is at least provided with a water outlet pipe (6) communicated with the water outlet cavity (3).
2. A positive displacement filter as claimed in claim 1, wherein: the top end of the shell (1) is provided with an access hole (8), and an access end cover (9) is fixedly arranged outside the access hole (8).
3. A positive displacement filter as claimed in claim 1, wherein: the bottom end of the shell (1) is provided with a sewage discharge pipe (7) communicated with the water outlet and inlet cavity (4) at the inner side of the hollow cylindrical part (21).
4. A positive displacement filter as claimed in claim 3, wherein: the drain pipe (7) is provided with a valve.
5. A positive displacement filter as claimed in claim 1, wherein: the number of the water outlet pipes (6) is two, and the water outlet pipes (6) are respectively and uniformly arranged on two sides of the shell (1).
6. A positive displacement filter as claimed in claim 1, wherein: the lower end of the shell (1) is uniformly provided with support legs (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020185885.8U CN211706123U (en) | 2020-02-19 | 2020-02-19 | Positive displacement filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020185885.8U CN211706123U (en) | 2020-02-19 | 2020-02-19 | Positive displacement filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211706123U true CN211706123U (en) | 2020-10-20 |
Family
ID=72825655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020185885.8U Active CN211706123U (en) | 2020-02-19 | 2020-02-19 | Positive displacement filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211706123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823029A (en) * | 2022-11-22 | 2023-03-21 | 江苏开普尔实业有限公司 | Assembled integrated fire pump unit |
-
2020
- 2020-02-19 CN CN202020185885.8U patent/CN211706123U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823029A (en) * | 2022-11-22 | 2023-03-21 | 江苏开普尔实业有限公司 | Assembled integrated fire pump unit |
| CN115823029B (en) * | 2022-11-22 | 2024-01-19 | 江苏开普尔实业有限公司 | Assembled integrated fire pump group |
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210713 Address after: Room 515, building 4, No. 413, Tongyun street, Liangzhu street, Yuhang District, Hangzhou City, Zhejiang Province 310000 Patentee after: HANGZHOU KEFULAI FLUID TECHNOLOGY Co.,Ltd. Address before: 313000 no.3-3, Baifu Road, Huaxi street, Changxing County, Huzhou City, Zhejiang Province Patentee before: Zhejiang kefulai fluid equipment Co.,Ltd. |