Multifunctional filtering device used in circulating waterway system

Abstract

The utility model discloses a multifunctional filtering device used in a circulating waterway system. The multifunctional filtering device comprises a water inlet valve, a filtering valve and a water outlet valve, a water inlet, a water outlet, a filtering water inlet channel, a filtering water outlet channel and a bypass channel are arranged in the three-way connector, the water inlet is communicated with the filtering water inlet channel, the water outlet is communicated with the filtering water outlet channel, the filtering water inlet channel and the filtering water outlet channel are respectively communicated with the inside of the filtering valve, and a control valve is mounted at the bypass channel. The control valve controls connection and disconnection of the water inlet and the water outlet. The filtering device designed by the utility model can be switched between a full-filtering state and a partial-filtering state, and can be used in the partial-filtering state when being used on a circulating water path, so that the circulating water path can achieve the filtering effect when flowing circularly and repeatedly, and can also achieve the filtering effect when flowing circularly and repeatedly. And the conditions that the filtering device is not cleaned in time and the circulating water path is blocked and does not circulate can be avoided, and the normal use in the circulating water path is fully ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of filters, and in particular relates to a multifunctional filtering device used in a circulating water system. Background Art

[0002] With the rapid development of water purification technology, filtration systems are becoming more and more popular. However, after a long period of use, the filtered impurities will be adsorbed in the filter, so the filtration system needs to be flushed frequently.

[0003] Due to the design and structural limitations of existing filtering devices, they are directly installed on the pipeline, so that all water flowing through the pipeline must be filtered by the filtering device and be in a full filtering state. In the full filtering state on the circulating waterway, if the filtering device is not cleaned in time, impurities will easily block the circulation, thereby affecting the use of the circulating waterway. For the circulating waterway, water is repeatedly circulated and filtered, so there is no need to require it to be in a full filtering state. Therefore, it is particularly important to provide a filtering device based on the circulating waterway. Summary of the invention

[0004] The purpose of the utility model is to solve the problems raised in the above background technology and provide a multifunctional filtering device for use in a circulating water system.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a multifunctional filtering device for a circulating water system, comprising an inlet valve, a filter valve, and an outlet valve, the inlet valve and the outlet valve are respectively connected by quick-release connectors; and also comprising a three-way connector, the inlet valve, the filter valve, and the outlet valve are respectively connected to the three-way connector, the three-way connector is provided with a water inlet, a water outlet, a filter water inlet, a filter water outlet, and a bypass channel, the water inlet is communicated with the filter water inlet, the water outlet is communicated with the filter water outlet, the filter water inlet and the filter water outlet are respectively communicated with the inside of the filter valve, and a control valve is installed at the bypass channel, and the control valve controls the on-off of the bypass channel.

[0006] In the above-mentioned multifunctional filtering device for use in a circulating water system, a flow mark is provided at the end of the valve stem of the control valve, and an indicating protrusion corresponding to the flow mark is provided on the three-way joint.

[0007] In the above-mentioned multifunctional filtering device used in a circulating water system, the filter valve includes a filter valve body, a filter screen, a magnet bar, a filter valve cover, and a drain valve. The filter screen is installed in the filter valve body and forms a water outlet cavity between the filter valve body and the filter valve body. The water outlet cavity is connected to the filter outlet channel, and the water inlet hole on the filter screen is connected to the filter inlet channel.

[0008] In the above-mentioned multifunctional filtering device for use in a circulating water system, an automatic exhaust valve is arranged in the filter valve cover, and a debubbler is arranged in the upper end of the filter screen and below the automatic exhaust valve.

[0009] In the above-mentioned multifunctional filtering device for use in a circulating water system, a flow meter is provided in the valve body of the water inlet valve, and a temperature display portion and a flow display portion are correspondingly provided on the valve body of the water inlet valve.

[0010] In the above-mentioned multifunctional filtering device for use in a circulating water system, a water softening rod is provided in the flow meter.

[0011] In the above-mentioned multifunctional filtering device for use in a circulating water system, a safety valve is provided between the water inlet valve and the quick-release connector.

[0012] In the above-mentioned multifunctional filtering device used in a circulating water system, a pressure gauge is provided at the safety valve.

[0013] In the above-mentioned multifunctional filtering device used in a circulating water system, flushing valves are respectively provided at the water inlet valve and the water outlet valve.

[0014] The utility model has the following beneficial effects:

[0015] The filter device designed by the utility model has a switchable full filtering state and a partial filtering state. When used in a circulating waterway, it can be used in the partial filtering state. In this way, the circulating waterway can achieve the filtering effect when it circulates repeatedly, and can also avoid the situation where the filter device is not cleaned in time and the circulating waterway is blocked and not circulated, which fully guarantees the normal use in the circulating waterway. At the same time, the device can also be switched to the full filtering state for use according to the needs, which is very convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional view of the utility model;

[0017] Figure 2 It is a three-dimensional diagram of the utility model;

[0018] Figure 3 It is a three-dimensional diagram of the three-way joint in the utility model. DETAILED DESCRIPTION

[0019] The utility model is further described in conjunction with the accompanying drawings.

[0020] See also Figures 1 to 3The utility model provides a multifunctional filtering device for a circulating water system, including an inlet valve 1, a filter valve 2, and an outlet valve 3. The inlet valve 1 and the outlet valve 3 are connected by a quick-release connector 4, respectively; the utility model also includes a three-way connector 5, the inlet valve 1, the filter valve 2, and the outlet valve 3 are connected to the three-way connector 5 respectively, and the three-way connector 5 is provided with a water inlet 6, a water outlet 7, a filter water inlet 8, a filter water outlet 9, and a bypass channel 10. The water inlet 6 is communicated with the filter water inlet 8, the water outlet 7 is communicated with the filter water outlet 9, the filter water inlet 8 and the filter water outlet 9 are communicated with the inside of the filter valve 2, respectively, and a control valve 11 is installed at the bypass channel 10, and the control valve 11 controls the on-off of the bypass channel 10, thereby controlling the on-off between the water inlet 6 and the water outlet 7.

[0021] Specifically, the filter valve 2 includes a filter valve body 14, a filter screen 15, a magnet bar 16, a filter valve cover 17, and a drain valve 18. The filter screen 15 is installed in the filter valve body 14 and forms a water outlet cavity 28 between the filter valve body 14 and the filter valve body 14. The water outlet cavity 28 is connected to the filter outlet channel 9, and the water inlet hole 15-1 on the filter screen 15 is connected to the filter inlet channel 8.

[0022] During use, if it is necessary to use it in a full filtering state, the control valve 11 will be closed so that no water flows through the control valve 11, so that the incoming water enters the filter screen 15 through the water inlet 6, the filter water inlet 8, and the water inlet through hole 15-1 for filtration, and then flows out through the water outlet cavity 28, the filter water outlet 9, and the water outlet 7 after filtration. In this state, all water is filtered when it flows; if it is necessary to use it in a partial filtering state, the control valve 11 will be opened, and part of the water will flow through the filter valve through the above-mentioned water flow path for filtering and circulation, and part of the water will flow through the water inlet 6, the control valve 11, and the water outlet 7 without filtering. At the same time, the water flow rate of the control valve 11 can be adjusted.

[0023] Furthermore, a flow mark 12 is provided at the end of the valve stem 11-1 of the control valve 11, and an indicating protrusion 13 corresponding to the flow mark 12 is provided on the three-way joint 5, so that it can be clearly known whether the switching is to the full filtering state or the partial filtering state, and the flow ratio of filtered water and unfiltered water can be known.

[0024] Furthermore, an automatic exhaust valve 19 is provided in the filter valve cover 7, and a debubbler 20 is provided in the upper end of the filter 15 and corresponding to the lower part of the automatic exhaust valve 19. The debubbler 20 can remove bubbles in the filter 15, and the generated bubble gas is discharged through the automatic exhaust valve 19, thereby improving the safety of use.

[0025] Furthermore, a flow meter 21 is provided in the valve body 1-1 of the water inlet valve 1, and a temperature display 22 and a flow display 27 are correspondingly provided on the valve body 1-1 of the water inlet valve 1, so that the water inlet temperature and flow rate can be clearly known, which is convenient for observation and use.

[0026] Furthermore, the flow meter 21 is provided with a water softening rod 23, which can better soften the water for use in filtration.

[0027] Furthermore, in order to improve the safety of use, a safety valve 24 is provided between the water inlet valve 1 and the quick-release connector 4 , and a pressure gauge 25 is provided at the safety valve 24 .

[0028] Furthermore, the water inlet valve 1 and the water outlet valve 3 are respectively provided with flushing valves 26 to facilitate sewage flushing.

[0029] The above is a detailed introduction to a multifunctional filtering device for a circulating water system provided by an embodiment of the utility model. Specific examples are used in this article to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the technical solution disclosed by the utility model; at the same time, for general technical personnel in this field, according to the idea of ​​the utility model, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation of the utility model.

Claims

1. A multifunctional filtering device for use in a circulating water system, comprising a water inlet valve (1), a filtering valve (2), and a water outlet valve (3), wherein the water inlet valve (1) and the water outlet valve (3) are respectively connected via a quick-release ferrule connector (4); characterized in that: The invention also comprises a three-way joint (5), wherein the water inlet valve (1), the filter valve (2) and the water outlet valve (3) are respectively connected to the three-way joint (5), wherein the three-way joint (5) is provided with a water inlet (6), a water outlet (7), a filter water inlet channel (8), a filter water outlet channel (9) and a bypass channel (10), wherein the water inlet (6) is communicated with the filter water inlet channel (8), the water outlet (7) is communicated with the filter water outlet channel (9), the filter water inlet channel (8) and the filter water outlet channel (9) are respectively communicated with the inside of the filter valve (2), and a control valve (11) is installed at the bypass channel (10), wherein the control valve (11) controls the on-off of the bypass channel (10).

2. A multifunctional filtering device for use in a circulating water system according to claim 1, characterized in that: The end of the valve stem (11-1) of the control valve (11) is provided with a flow mark (12), and the three-way connector (5) is provided with an indicating protrusion (13) corresponding to the flow mark (12).

3. A multifunctional filtering device for use in a circulating water system according to claim 1, characterized in that: The filter valve (2) comprises a filter valve body (14), a filter screen (15), a magnet bar (16), a filter valve cover (17), and a drain valve (18). The filter screen (15) is installed in the filter valve body (14) and forms a water outlet cavity (28) between the filter screen (15) and the filter valve body (14). The water outlet cavity (28) is in communication with a filter outlet channel (9). The water inlet through hole (15-1) on the filter screen (15) is in communication with a filter inlet channel (8).

4. A multifunctional filtering device for use in a circulating water system according to claim 3, characterized in that: An automatic exhaust valve (19) is provided in the filter valve cover (17), and a debubbler (20) is provided in the upper end of the filter screen (15) and below the automatic exhaust valve (19).

5. The multifunctional filtering device for use in a circulating water system according to claim 1, characterized in that: A flow meter (21) is arranged in the valve body (1-1) of the water inlet valve (1), and a temperature display portion (22) and a flow display portion (27) are correspondingly arranged on the valve body (1-1) of the water inlet valve (1).

6. A multifunctional filtering device for use in a circulating water system according to claim 5, characterized in that: The flow meter (21) is provided with a water softening rod (23).

7. The multifunctional filtering device for use in a circulating water system according to claim 1, characterized in that: A safety valve (24) is provided between the water inlet valve (1) and the quick-release connector (4).

8. A multifunctional filtering device for use in a circulating water system according to claim 7, characterized in that: The safety valve (24) is provided with a pressure gauge (25).

9. The multifunctional filtering device for use in a circulating water system according to claim 1, characterized in that: The water inlet valve (1) and the water outlet valve (3) are respectively provided with flushing valves (26).

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