CN211435347U - Equipment integrating check valve, filter and expansion tank - Google Patents
Equipment integrating check valve, filter and expansion tank Download PDFInfo
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- CN211435347U CN211435347U CN201921251690.2U CN201921251690U CN211435347U CN 211435347 U CN211435347 U CN 211435347U CN 201921251690 U CN201921251690 U CN 201921251690U CN 211435347 U CN211435347 U CN 211435347U
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Abstract
The utility model provides a device 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 component 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 separated by the filter element, 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; the outer side of the upper half part of the closed tank body is provided with an air outlet, the air outlet and the liquid outlet end are positioned at the same side separated by filtration, and the outer side of the air outlet is connected with an automatic exhaust valve. The utility model discloses install check valve and filter element in an airtight jar is internal, ensure the flow area of liquid flow way to reduce the resistance loss of liquid flow in-process.
Description
Technical Field
The utility model belongs to the mechanical equipment field. Relate to and make energy-conserving transformation technical field, concretely relates to collect check valve, filter, expansion tank equipment as an organic whole.
Background
In a system using a pump for circulation, in order to prevent the backflow of liquid when the pump is deactivated, a check valve is generally installed at the front end or the rear end of the pump; in order to prevent solid particles contained in liquid from entering a pump and a downstream system, a Y-shaped filter is installed at the inlet of the pump, but due to the limitation of space, the check valve and the Y-shaped filter on the market generally have large resistance loss when in use, and the power consumption of a circulating pump is increased. In addition, for a closed circulation system, the volume of the circulation liquid increases or decreases along with the change of the temperature, and the gas contained in the circulation liquid continuously overflows, if the discharge is not timely, the operation noise of the system is increased, if the discharge is not timely, the pump cannot discharge the liquid, and the circulation system fails. At present, a bag type expansion tank is mostly adopted to solve the problem of liquid expansion, the installation is troublesome, and the manufacturing cost is high; the automatic exhaust valve is adopted to exhaust gas in the system, and the exhaust effect is not ideal.
Disclosure of Invention
In order to provide a convenient simple equipment, compensate prior art's defect, the utility model provides a collect check valve, filter, expansion tank equipment as an organic whole. The utility model has the characteristics of simple installation, steady voltage and exhaust are effectual, and function operations such as check valve, filter element normally just reduce by a wide margin than traditional check valve, Y type filter resistance loss, investment cost greatly reduced moreover.
In order to achieve the above purpose, the utility model discloses technical scheme as follows:
an apparatus integrating a check valve, a filter and an expansion tank into a whole comprises a support for supporting a closed tank body and the closed tank body, wherein a liquid outlet end and a liquid inlet end are arranged at the lower half part of the closed tank body;
a filter element and a check valve component 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 separated by the filter element, 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 outer side of the upper half part of the cylindrical tank body part is provided with an air outlet, the air outlet and the liquid outlet end are positioned at the same side separated by filtration, and the outer side of the air outlet is connected with an automatic exhaust valve.
Further, the cross section of the support is in a trapezoid shape with a groove, the closed tank body is divided into a cylindrical tank body part and a hemispherical tank body part which is respectively combined with two ends of the cylindrical 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 hemispheroid tank body part and the cylindrical tank body part so as to be convenient for overhauling and replacing the filter element.
Further, the bottom hemisphere jar body is equipped with the blowoff valve, and this blowoff valve and check valve subassembly are located the same one side that the filter core is separated.
Furthermore, the automatic exhaust valve is connected with a manual exhaust valve so as to exhaust gas in time during debugging.
Furthermore, the liquid inlet end and the liquid outlet end are positioned on the same horizontal line and have opening diameters of the same size.
Has the advantages that: the utility model installs the check valve and the filter element in a closed tank body, and the filter element separates the liquid inlet end and the liquid outlet end of the tank body; the check valve is arranged close to the liquid inlet end, and the structure of the check valve is combined, so that the flow area of a liquid flow passage is ensured, the resistance loss in the liquid flow process is reduced, and the characteristics of simple and convenient installation and good pressure stabilizing and exhausting effects are realized through engineering application.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-a liquid inlet end, 2-a liquid outlet end, 3-a check valve slide block, 4-a check valve fixed end, 5-a filter element, 6-a hinge, 7-a manual exhaust valve, 8-an automatic exhaust valve, 9-a blow-down valve, 10-a support, 11-an upper access hole flange, 12-a closed tank body and 13-a lower access hole flange.
Detailed Description
The present invention is described below with reference to specific examples. It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention in any way.
An apparatus integrating a check valve, a filter and an expansion tank into a whole, as shown in figure 1, comprises a support 10 for supporting a closed tank 12 and the closed tank 12, wherein the cross section of the support 10 is in a trapezoidal shape with a groove, the closed tank 12 is divided into a cylindrical tank part and a hemispherical tank part which is respectively combined with two ends of the cylindrical tank part, and the hemispherical tank 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 opening 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 a liquid inlet end 1 and a liquid outlet end 2; the check valve component and the liquid inlet end 1 are positioned on the same side separated by the filter element 5, the check valve component comprises a check valve sliding block 3, a check valve fixed end 4 and a hinge 6, the check valve fixed end 4 is arranged at the tail end of the liquid inlet end 1, and the check valve sliding block 3 is horizontally arranged corresponding to the check valve fixed end 4 through the hinge 6 fixed on the inner wall of the tank body;
the bottom hemispheroid tank body is provided with a drain valve 9, and the drain valve 9 and the check valve assembly are positioned on the same side separated by the filter element 5;
the outer side of the upper half part of the cylindrical tank body part is provided with an air outlet, the air outlet and the liquid outlet end 2 are positioned at the same side separated by the filter element 5, and a distance is arranged at the top of the hemispherical tank body part at the top end to prevent the air in the tank from being exhausted completely and losing the expansion and pressure stabilization effects; 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 established as soon as possible.
In one embodiment, the liquid inlet end 1 and the liquid outlet end 2 are located on the same horizontal line and have the same opening size.
The utility model discloses a work flow:
(1) when the liquid runs in the forward direction, the liquid enters from the liquid inlet end 1, 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, and 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 device runs in the reverse direction, 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 fixing end 4, and the check function is completed;
(2) when the system normally operates, the manual exhaust valve 7 is closed, 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 overlarge pressure change of the system when the temperature in the system changes; when gas included 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 at this time to release redundant gas, and the valve is closed when the manual air release valve 7 releases the liquid; the device is installed 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 hole flange 11 so as to facilitate the access and the replacement of the filter element 5; the closed tank body 12 is provided with an access flange 13 so as to facilitate the maintenance and replacement of the check valve assembly; the closed tank 12 is provided with a blowoff valve 9 so as to discharge solid particles accumulated in the closed tank 12 out of the closed tank.
Claims (4)
1. The utility model provides a collect check valve, filter, expansion tank equipment as an organic whole which characterized in that: the sealed tank body is divided into a cylindrical tank body part and a hemispherical tank body part which is respectively combined with two ends of the cylindrical 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; 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 from the cylindrical tank body part with the liquid outlet end being symmetrical, the liquid inlet end is arranged on the horizontal cylindrical tank body, and a lower access hole flange is arranged between the liquid inlet end and the horizontal cylindrical tank body;
a filter element and a check valve component 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 separated by the filter element, 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 outer side of the upper half part of the cylindrical tank body part is provided with an air outlet, the air outlet and the liquid outlet end are positioned at the same side separated by filtration, and the outer side of the air outlet is connected with an automatic exhaust valve.
2. The check valve, filter, expansion tank integrated device of claim 1, wherein: the bottom hemisphere jar body is equipped with the blowoff valve, and this blowoff valve and check valve subassembly lie in the same one side that the filter core is separated.
3. The check valve, filter, expansion tank integrated device of claim 1, wherein: the automatic exhaust valve is connected with a manual exhaust valve so as to exhaust gas in time during debugging.
4. The check valve, filter, expansion tank integrated device of claim 1, wherein: the liquid inlet end and the liquid outlet end are positioned on the same horizontal line and have equal opening diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251690.2U CN211435347U (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 |
|---|---|---|---|
| CN201921251690.2U CN211435347U (en) | 2019-08-05 | 2019-08-05 | Equipment integrating check valve, filter and expansion tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211435347U true CN211435347U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921251690.2U Active CN211435347U (en) | 2019-08-05 | 2019-08-05 | Equipment integrating check valve, filter and expansion tank |
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| Country | Link |
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| CN (1) | CN211435347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292804A (en) * | 2019-08-05 | 2019-10-01 | 格兰立方能源科技(江苏)有限公司 | A kind of equipment integrating check-valves, filter, expansion drum |
-
2019
- 2019-08-05 CN CN201921251690.2U patent/CN211435347U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292804A (en) * | 2019-08-05 | 2019-10-01 | 格兰立方能源科技(江苏)有限公司 | A kind of equipment integrating check-valves, filter, expansion drum |
| CN110292804B (en) * | 2019-08-05 | 2024-05-31 | 格兰立方能源科技(江苏)有限公司 | Equipment integrating check valve, filter and expansion tank |
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