CN110292804B - Equipment integrating check valve, filter and expansion tank - Google Patents
Equipment integrating check valve, filter and expansion tank Download PDFInfo
- Publication number
- CN110292804B CN110292804B CN201910716134.6A CN201910716134A CN110292804B CN 110292804 B CN110292804 B CN 110292804B CN 201910716134 A CN201910716134 A CN 201910716134A CN 110292804 B CN110292804 B CN 110292804B
- Authority
- CN
- China
- Prior art keywords
- tank body
- check valve
- liquid inlet
- liquid
- inlet end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000007788 liquid Substances 0.000 claims abstract description 65
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J12/00—Pressure vessels in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Check Valves (AREA)
Abstract
The invention provides equipment integrating a check valve, a filter and an expansion tank, which comprises a support for supporting a closed tank body and the closed tank body; the lower half part of the closed tank body is provided with a liquid outlet end and a liquid inlet end; a filter element and a check valve assembly are arranged in the closed tank body, and the filter element separates a liquid inlet end from a liquid outlet end; the check valve assembly and the liquid inlet end are positioned on the same side of the filter element, which is separated from each other, the check valve assembly comprises a check valve sliding block, a check valve fixing end and a hinge, the check valve fixing end is arranged at the tail end of the liquid inlet end, and the check valve sliding block is horizontally and correspondingly arranged with the check valve fixing end through the hinge; the outside of the upper half part of the closed tank body is provided with an exhaust port, the exhaust port and the liquid outlet end are positioned on the same side of the filtering separation, and the outside of the exhaust port is connected with an automatic exhaust valve. The check valve and the filter element are arranged in the closed tank body, so that the overflow area of the liquid flow channel is ensured, and the resistance loss in the liquid flowing process is reduced.
Description
Technical Field
The invention belongs to the field of mechanical equipment. Relates to the technical field of manufacturing energy conservation transformation, in particular to equipment integrating a check valve, a filter and an expansion tank.
Background
In a system for circulating by using a pump, a check valve is generally installed at the front end or the rear end of the pump in order to prevent the backflow of the liquid when the pump is deactivated; in order to prevent solid particles contained in liquid from entering the pump and a downstream system, a Y-shaped filter is arranged at the inlet of the pump, but the check valve and the Y-shaped filter on the market at present have large resistance loss when in use due to the limitation of space, and the power consumption of the circulating pump is increased. In addition, for a closed circulation system, the volume of the circulation liquid is increased or reduced along with the change of the temperature, and gas mixed in the circulation liquid is continuously overflowed, if the circulation liquid is not discharged in time and is light, the system operation noise is increased, and if the circulation liquid is heavy, the liquid cannot be pumped, and the circulation system is invalid. At present, the problem of liquid expansion is mostly solved by adopting a bag-type expansion tank, and the gas in the system is discharged by adopting an automatic exhaust valve, so that the device is troublesome to install, high in manufacturing cost and less ideal in exhaust effect.
Disclosure of Invention
In order to provide a convenient and simple device and make up the defects of the prior art, the invention provides a device integrating a check valve, a filter and an expansion tank. The invention has the characteristics of simple installation, good pressure stabilizing and exhausting effects, normal operation of functions such as check, filtration and the like, greatly reduced resistance loss compared with the traditional check valve and Y-type filter, and greatly reduced investment cost.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
The device integrating the check valve, the filter and the expansion tank comprises a support for supporting a closed tank body and the closed tank body, wherein the lower half part of the closed tank body is provided with a liquid outlet end and a liquid inlet end, a horizontal cylindrical tank body extends out of a cylindrical tank body part with symmetrical liquid outlet ends, and the liquid inlet end is arranged on the horizontal cylindrical tank body and is provided with a lower access hole flange with the horizontal cylindrical tank body;
A filter element and a check valve assembly are arranged in the closed tank body, and the filter element separates a liquid inlet end and a liquid outlet end; the check valve assembly and the liquid inlet end are positioned on the same side of the filter core, the check valve assembly comprises a check valve sliding block, a check valve fixing end and a hinge, the check valve fixing end is arranged at the tail end of the liquid inlet end, and the check valve sliding block is horizontally arranged corresponding to the check valve fixing end through the hinge fixed on the inner wall of the tank body;
The cylinder jar body part is equipped with the gas vent in the upper half outside, and this gas vent is located the same side that filters the separation with the liquid exit end, and this gas vent outside is connected with automatic discharge valve.
Further, the cross section of the bracket is trapezoid with a groove, the shape of the closed tank body is that two ends of a cylindrical tank body part are combined with a hemispherical tank body part, and the hemispherical tank body part at the bottom end is arranged in the groove of the support; an upper access hole flange is arranged between the top hemispherical tank body part and the cylindrical tank body part so as to overhaul and replace the filter element.
Further, the bottom hemisphere tank is provided with a drain valve, and the drain valve and the check valve assembly are located on the same side of the filter core.
Further, the automatic exhaust valve is connected with a manual exhaust valve so as to timely exhaust gas during debugging.
Further, the liquid inlet end and the liquid outlet end are positioned on the same horizontal line and have the same opening caliber.
The beneficial effects are that: the check valve and the filter element are arranged in the closed tank body, so that the overflow area of the liquid flow channel is ensured, the resistance loss in the liquid flowing process is reduced, and the characteristics of simple installation and good pressure stabilizing and exhausting effects are realized through engineering application.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, a 1-liquid inlet end, a 2-liquid outlet end, a 3-check valve sliding block, a 4-check valve fixing end, a 5-filter element, a 6-hinge, a 7-manual exhaust valve, an 8-automatic exhaust valve, a 9-blow-down valve, a 10-support, an 11-upper access port flange, a 12-closed tank body and a 13-lower access port flange.
Detailed Description
The invention is described below with reference to specific examples. It will be appreciated by those skilled in the art that these examples are for illustration of the invention only and are not intended to limit the scope of the invention in any way.
The device integrating a check valve, a filter and an expansion tank comprises a support 10 for supporting a closed tank body 12 and the closed tank body 12, wherein the cross section of the support 10 is trapezoid with a groove, the closed tank body 12 is in the shape of a cylinder, two ends of the cylinder are combined with a hemispheroidal tank body part, and the hemispheroidal tank body part at the bottom end is arranged in the groove of the support 10; an upper access hole flange 11 is arranged between the top hemispherical tank body part and the cylindrical tank body part; the lower half part of the cylindrical tank body part of the closed tank body 12 is provided with a liquid outlet end 2 and a liquid inlet end 1, a horizontal cylindrical tank body extends from the cylindrical tank body part symmetrical to the liquid outlet end 2, the liquid inlet end 1 is arranged on the horizontal cylindrical tank body, and a lower access hole flange 13 is arranged between the liquid inlet end 1 and the horizontal cylindrical tank body;
A filter element 5 and a check valve assembly are arranged in the closed tank body 12, and the filter element 5 separates the liquid inlet end 1 from the liquid outlet end 2; the check valve assembly and the liquid inlet end 1 are positioned on the same side of the filter element 5, the check valve assembly comprises a check valve sliding block 3, a check valve fixing end 4 and a hinge 6, the check valve fixing end 4 is arranged at the tail end of the liquid inlet end 1, and the check valve sliding block 3 is horizontally and correspondingly arranged with the check valve fixing end 4 through the hinge 6 fixed on the inner wall of the tank body;
the bottom hemispherical tank body is provided with a drain valve 9, and the drain valve 9 and the check valve component are positioned on the same side of the filter element 5 which is separated;
The outer side of the upper half part of the cylindrical tank body part is provided with an exhaust port, the exhaust port and the liquid outlet end 2 are positioned on the same side separated by the filter element 5, and the top of the top hemispherical tank body part is provided with a distance to prevent the gas in the tank from losing the expansion pressure stabilizing effect; the outside of the exhaust port is connected with an automatic exhaust valve 8, the automatic exhaust valve 8 is connected with a manual exhaust valve 7, and the manual exhaust valve is used for exhausting gas in time during debugging, so that the circulation of the pump is built as soon as possible.
In one embodiment, the liquid inlet end 1 and the liquid outlet end 2 are positioned on the same horizontal line and have an equally sized open caliber.
The working flow of the invention is as follows:
(1) Liquid enters from the liquid inlet end 1 during forward operation, the liquid pushes the check valve sliding block 3, the check valve sliding block 3 rotates around the hinge 6, the check valve sliding block 3 is separated from the check valve fixing end 4, the liquid flows out from the liquid outlet end 2 after being filtered by the filter element 5, and then enters the next device, namely the inlet of the circulating pump; when the reverse operation is performed, liquid enters from the liquid outlet end 2, the check valve sliding block 3 rotates along the hinge 6 under the thrust of the liquid, and is closed with the check valve fixed end 4, so that the check function is completed;
(2) The manual exhaust valve 7 is closed during normal operation, and the automatic exhaust valve 8 is opened to control the volume of gas in the closed tank body, so that the system safety is prevented from being influenced by excessive system pressure change when the temperature in the system changes; when the gas mixed in the liquid is released in the closed tank body 12 and reaches the upper part of the closed tank body 12, the manual air release valve 7 is opened to release the redundant gas, and when the manual air release valve 7 discharges the liquid, the valve is closed; the device is arranged at the inlet of the circulating pump as much as possible, so that the exhaust effect is best;
(3) The closed tank body 12 is provided with an access port flange 11 so as to overhaul and replace the filter element 5; the closed tank body 12 is provided with a lower access port flange 13 so as to overhaul and replace the check valve assembly; the closed tank 12 is provided with a blow-down valve 9 so as to discharge solid particles stored in the closed tank 12 out of the closed tank.
Claims (1)
1. An equipment integrating check valve, filter and expansion tank, which is characterized in that: the sealed tank comprises a support for supporting a sealed tank body and the sealed tank body, wherein the cross section of the support is trapezoid with a groove, the sealed tank body is in the shape of a cylinder tank body, two ends of the cylinder tank body are combined with a hemispheroidal tank body part, and the hemispheroidal tank body part at the bottom end is arranged in the groove of the support; an upper access hole flange is arranged between the top hemispherical tank body part and the cylindrical tank body part; the lower half part of the cylindrical tank body part of the closed tank body is provided with a liquid outlet end and a liquid inlet end, a horizontal cylindrical tank body extends out of the cylindrical tank body part with the symmetrical liquid outlet end, and the liquid inlet end is arranged on the horizontal cylindrical tank body and is provided with a lower access hole flange with the horizontal cylindrical tank body;
A filter element and a check valve assembly are arranged in the closed tank body, and the filter element separates a liquid inlet end and a liquid outlet end; the check valve assembly and the liquid inlet end are positioned on the same side of the filter core, the check valve assembly comprises a check valve sliding block, a check valve fixing end and a hinge, the check valve fixing end is arranged at the tail end of the liquid inlet end, and the check valve sliding block is horizontally and correspondingly arranged with the check valve fixing end through the hinge fixed on the inner wall of the tank body;
The outer side of the upper half part of the cylindrical tank body part is provided with an exhaust port, the exhaust port and the liquid outlet end are positioned on the same side of the filtering separation, and the outer side of the exhaust port is connected with an automatic exhaust valve;
The bottom hemispherical tank body is provided with a drain valve, and the drain valve and the check valve component are positioned on the same side of the filter core which is separated;
the automatic exhaust valve is connected with a manual exhaust valve so as to timely exhaust gas during debugging;
the liquid inlet end and the liquid outlet end are positioned on the same horizontal line and have opening diameters with the same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910716134.6A CN110292804B (en) | 2019-08-05 | 2019-08-05 | Equipment integrating check valve, filter and expansion tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910716134.6A CN110292804B (en) | 2019-08-05 | 2019-08-05 | Equipment integrating check valve, filter and expansion tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110292804A CN110292804A (en) | 2019-10-01 |
| CN110292804B true CN110292804B (en) | 2024-05-31 |
Family
ID=68032687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910716134.6A Active CN110292804B (en) | 2019-08-05 | 2019-08-05 | Equipment integrating check valve, filter and expansion tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110292804B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10299921A (en) * | 1997-04-25 | 1998-11-13 | Bridgestone Corp | Water leakage preventing valve and reverse flow preventing valve |
| EP2452734A1 (en) * | 2010-11-16 | 2012-05-16 | Far Rubinetterie S.P.A. | Filtering cartridge and dirt separation device for thermal fluids |
| CN203146055U (en) * | 2013-03-05 | 2013-08-21 | 黄增宇 | Oil path filter with check valve |
| CN205796729U (en) * | 2016-06-02 | 2016-12-14 | 浙江润博节能环保设备有限公司 | Simple and efficient Magnetic dirt separator |
| CN205796728U (en) * | 2016-06-02 | 2016-12-14 | 浙江润博节能环保设备有限公司 | Unsteady flow speed float-type dirt separator |
| CN211435347U (en) * | 2019-08-05 | 2020-09-08 | 格兰立方能源科技(江苏)有限公司 | Equipment integrating check valve, filter and expansion tank |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015221227A1 (en) * | 2015-10-29 | 2017-05-04 | Ti Automotive Technology Center Gmbh | Fuel tank with inlet check valve |
-
2019
- 2019-08-05 CN CN201910716134.6A patent/CN110292804B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10299921A (en) * | 1997-04-25 | 1998-11-13 | Bridgestone Corp | Water leakage preventing valve and reverse flow preventing valve |
| EP2452734A1 (en) * | 2010-11-16 | 2012-05-16 | Far Rubinetterie S.P.A. | Filtering cartridge and dirt separation device for thermal fluids |
| CN203146055U (en) * | 2013-03-05 | 2013-08-21 | 黄增宇 | Oil path filter with check valve |
| CN205796729U (en) * | 2016-06-02 | 2016-12-14 | 浙江润博节能环保设备有限公司 | Simple and efficient Magnetic dirt separator |
| CN205796728U (en) * | 2016-06-02 | 2016-12-14 | 浙江润博节能环保设备有限公司 | Unsteady flow speed float-type dirt separator |
| CN211435347U (en) * | 2019-08-05 | 2020-09-08 | 格兰立方能源科技(江苏)有限公司 | Equipment integrating check valve, filter and expansion tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110292804A (en) | 2019-10-01 |
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