Valve element with back-flushing cleaning structure

Abstract

The utility model discloses a valve element with a backflushing cleaning structure, which relates to the field of valve elements and comprises a valve element body, fixing rings are fixedly mounted on two sides of the valve element body, a water outlet is arranged on one side of the valve element body, a water inlet is arranged on the other side of the valve element body, a pressure relief shell is arranged at the top of the valve element body, and a backflushing cleaning structure is arranged on the pressure relief shell. A pressure relief plug is installed at the top of the pressure relief shell, a control assembly is arranged in the valve element body, and a blow-off pipe is fixedly installed at the bottom of the valve element body. The outer wall of the blow-off pipe is sleeved with a mounting sleeve, the bottom of the mounting sleeve is fixedly connected with a connecting pipe, and grooves are formed in the bottoms of the two sides of the blow-off pipe. According to the valve element with the backflushing cleaning structure, the control assembly is arranged, backflushing cleaning can be conducted on the valve element, the pressure relief plug is arranged, a blow-off pipe connected with the valve element can be closed conveniently, the valve element is in a normal operation state, and the installation sleeve is arranged, so that the inner wall of the blow-off pipe can be cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of valve cores, in particular to a valve core with a recoil cleaning structure. Background Art

[0002] The valve core is a commonly used mechanical component, which refers to the part of the valve that directly controls the flow of the medium. It is one of the core components of the valve. Its main function is to control the flow, pressure and direction of the liquid or gas, and realize the opening, closing, adjustment and switching of the valve.

[0003] For example, the publication number CN214999775U discloses a valve core, including a first conical connecting column, a second conical connecting column, a first circular connecting block, a second circular connecting block, a third conical transition ring, a fourth conical transition ring, a concave connecting block, a group of second waist-shaped through grooves and a second auxiliary connecting ring spacer, etc. The valve core has a reasonable design structure, and the first conical connecting column, the second conical connecting column, the second circular connecting ring, a plurality of first auxiliary circular connecting block grooves, the third conical transition ring and the second waist-shaped through groove and other structures used in conjunction with each other are easy to manufacture and produce. At the same time, it has a long service life and reduces the economic cost of use. On the other hand, the reasonable structural design is convenient for the assembly of walking machine assembly accessories or switch solenoid valve assembly accessories, and can achieve safe and reliable operating status requirements, and is highly practical. However, when using the valve core, there are other shortcomings. First, the valve core needs to be directly flushed when cleaning, so that the cleaning effect is not good, and the valve core cannot be backflushed to effectively clean the impurities on the inner wall, and the inner wall of the sewage pipe cannot be cleaned, and the valve core cannot be protected. Therefore, when using this device, there are still certain shortcomings. Utility Model Content

[0004] The purpose of the utility model is to provide a valve core with a recoil cleaning structure to solve the problem raised in the above-mentioned background technology that when the valve core on the market is in use, the valve core cleaning needs to be directly flushed, resulting in poor cleaning effect, and the valve core cannot be recoil cleaned, the impurities on the inner wall cannot be effectively cleaned, and the inner wall of the sewage pipe cannot be cleaned.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve core with a recoil cleaning structure, comprising a valve core body, fixing rings are fixedly installed on both sides of the valve core body, a water outlet is opened on one side of the valve core body, a water inlet is opened on the other side of the valve core body, a pressure relief shell is arranged on the top of the valve core body, a pressure relief plug is installed on the top of the pressure relief shell, a control component is arranged inside the valve core body, and a sewage pipe is fixedly installed on the bottom of the valve core body;

[0006] The outer wall of the sewage pipe is provided with a mounting sleeve, the bottom of the mounting sleeve is fixedly connected with a connecting pipe, and grooves are provided at the bottom of both sides of the sewage pipe;

[0007] The control component comprises a moving plate, a fixed shaft is arranged on the top of the moving plate, diaphragms are fixedly installed on both sides of the fixed shaft, and a mounting component is arranged on the top of one side of the diaphragm.

[0008] Furthermore, limit frames are fixedly installed on both sides of the pressure relief shell, and two bolts are arranged inside the limit frames.

[0009] Furthermore, the limiting frame and the fixing ring are matched with each other, and the bolts are threadedly connected to the limiting frame and the fixing ring.

[0010] Furthermore, the outer wall of the sewage pipe is provided with an external thread, the interior of the mounting sleeve is provided with an internal thread, and the internal thread and the external thread are threadedly connected.

[0011] Furthermore, a connecting plate is fixedly installed at the bottom of the movable plate and one end of the connecting plate passes through a sewage pipe, partition frames are fixedly connected to both sides of the connecting plate, and an elastic component is arranged at the bottom of the connecting plate.

[0012] Furthermore, the other sides of the two diaphragms are tightly fitted to the inner bottom wall of the pressure relief shell, and a pressurization controller body is arranged on the top of one side of the pressure relief shell.

[0013] Furthermore, the partition frame and the groove are movably connected, and the partition frame is tightly fitted to the inner wall of the sewage pipe through an elastic component.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The valve core with a recoil cleaning structure can recoil clean the valve core by setting a control component, and a pressure relief plug is provided to facilitate closing the sewage pipe connected to the valve core, so that the valve core is in a normal operating state, and an installation sleeve is provided to clean the inner wall of the sewage pipe. The specific contents are as follows:

[0016] 1. A control component is set up, which is started by the pressure controller body, so that the pressure controller body issues a control chamber pressure command, thereby releasing the pressure in the shell cavity to press down the diaphragm, so that the diaphragm drives the moving plate to move downward from the groove through the diaphragm frame connected to the connecting plate, thereby blocking the water outlet and the water inlet, opening the sewage pipe, so that clean water enters through the water inlet and is discharged from the sewage pipe, and the valve core is backwashed and cleaned;

[0017] Furthermore, a pressure relief plug is provided, and the pressure relief plug is manually pulled out of the pressure relief shell to empty the inner cavity of the pressure relief shell, so that the medium pressure inside the valve core body lifts up the diaphragm, so that the water outlet and the water inlet of the valve core body are connected. At this time, during the lifting of the diaphragm, the movable plate drives the partition frame connected to the connecting plate to move upward, so that the tops of the two partition frames are inserted into the corresponding grooves, so that the sewage pipe is in a closed state;

[0018] 2. An installation sleeve is provided, and the installation sleeve is manually rotated counterclockwise to make the internal thread and external thread connected by the installation sleeve rotate, so that the installation sleeve is separated from the sewage pipe, which is convenient for cleaning the inner wall of the sewage pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0021] Figure 3 This is a schematic diagram of the structure of the pressure relief shell of the utility model when viewed from above;

[0022] Figure 4 This is a schematic diagram of the local structure of the installation sleeve of the utility model;

[0023] Figure 5 This is a schematic diagram of the partial structure of the control assembly of the utility model;

[0024] Figure 6 This is a schematic diagram of the partial structure of the control assembly of the utility model from a side view;

[0025] Figure 7 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0026] In the figure: 1. valve core body; 2. fixing ring; 3. water outlet; 4. water inlet; 5. pressure relief shell; 6. pressure relief plug; 7. limit frame; 8. bolt; 9. drain pipe; 10. external thread; 11. mounting sleeve; 12. internal thread; 13. connecting pipe; 14. control component; 15. moving plate; 16. fixed shaft; 17. diaphragm; 18. mounting component; 19. connecting plate; 20. partition frame; 21. elastic component; 22. groove. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 7 , the utility model provides the following technical solutions:

[0029] Embodiment 1: In order to solve the problem that the valve core on the market needs to be cleaned by direct flushing when it is used, the cleaning effect is poor, the valve core cannot be backflushed to clean, the impurities on the inner wall cannot be effectively cleaned, and the inner wall of the sewage pipe cannot be cleaned, please refer to the attached Figure 1 -Attached Figure 2 and attached Figure 4 -Attached Figure 7, including a valve core body 1, a fixing ring 2 is fixedly installed on both sides of the valve core body 1, a water outlet 3 is opened on one side of the valve core body 1, and a water inlet 4 is opened on the other side of the valve core body 1, a pressure relief shell 5 is arranged on the top of the valve core body 1, a pressure relief plug 6 is installed on the top of the pressure relief shell 5, a control component 14 is arranged inside the valve core body 1, and a sewage pipe 9 is fixedly installed at the bottom of the valve core body 1; a limit frame 7 is fixedly installed on both sides of the pressure relief shell 5, and two bolts 8 are arranged inside the limit frame 7. The limit frame 7 is matched with the fixing ring 2, and the bolts 8 are threadedly connected to the limit frame 7 and the fixing ring 2. The control component 14 includes a moving plate 15, a fixed shaft 16 is arranged on the top of the moving plate 15, diaphragms 17 are fixedly installed on both sides of the fixed shaft 16, and a mounting component 18 is arranged on the top of one side of the diaphragm 17. A connecting plate 19 is fixedly installed at the bottom of the movable plate 15, and one end of the connecting plate 19 passes through the sewage pipe 9. The two sides of the connecting plate 19 are fixedly connected with a partition frame 20, and an elastic component 21 is provided at the bottom of the connecting plate 19. The other side of the two diaphragms 17 is tightly fitted with the inner bottom wall of the pressure relief shell 5, and the top of one side of the pressure relief shell 5 is provided with a pressurization controller body. The partition frame 20 is movably connected to the groove 22, and the partition frame 20 is tightly fitted with the inner wall of the sewage pipe 9 through the elastic component 21. The pressure relief plug 6 is manually pulled out of the pressure relief shell 5 to empty the inner cavity of the pressure relief shell 5, so that the medium pressure inside the valve core body 1 lifts up the diaphragm 17, so that the water outlet 3 and the water inlet 4 of the valve core body 1 are connected. At this time, during the lifting of the diaphragm 17, the movable plate 15 drives the partition frame 20 connected to the connecting plate 19 to move upward, so that the tops of the two partition frames 20 are inserted into the corresponding grooves 22, so that the sewage pipe 9 is in a closed state. When backwashing is required, the pressure controller body is started to issue a control chamber pressurization instruction, so that the pressure in the pressure relief shell 5 cavity presses down the diaphragm 17, so that the diaphragm 17 drives the movable plate 15 to disengage from the groove 22 and move downward through the partition frame 20 connected to the connecting plate 19, thereby blocking the water outlet 3 and the water inlet 4, and opening the sewage pipe 9, so that clean water enters through the water inlet 4 and is discharged from the sewage pipe 9, and the valve core is backwashed.

[0030] Example 2: In order to clean the inner wall of the sewage pipe connected to the valve core, please refer to the attached Figure 1 -Attached Figure 2 , Attachment Figure 3 and attached Figure 7 The outer wall of the sewage pipe 9 is provided with a mounting sleeve 11, the bottom of the mounting sleeve 11 is fixedly connected with a connecting pipe 13, and grooves 22 are provided at the bottom of both sides of the sewage pipe 9; the outer wall of the sewage pipe 9 is provided with an external thread 10, and the interior of the mounting sleeve 11 is provided with an internal thread 12, and the internal thread 12 and the external thread 10 are threadedly connected. By manually rotating the mounting sleeve 11 counterclockwise, the internal thread 12 connected to the mounting sleeve 11 and the external thread 10 are threadedly rotated, so that the mounting sleeve 11 is separated from the sewage pipe 9, which is convenient for cleaning the inner wall of the sewage pipe 9.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A valve core with a recoil cleaning structure, comprising a valve core body (1), fixing rings (2) are fixedly installed on both sides of the valve core body (1), a water outlet (3) is opened on one side of the valve core body (1), a water inlet (4) is opened on the other side of the valve core body (1), a pressure relief shell (5) is arranged on the top of the valve core body (1), a pressure relief plug (6) is installed on the top of the pressure relief shell (5), a control component (14) is arranged inside the valve core body (1), and a sewage pipe (9) is fixedly installed on the bottom of the valve core body (1); Features: The outer wall of the sewage pipe (9) is provided with a mounting sleeve (11), the bottom of the mounting sleeve (11) is fixedly connected with a connecting pipe (13), and grooves (22) are provided at the bottom of both sides of the sewage pipe (9); The control component (14) comprises a movable plate (15), a fixed shaft (16) is arranged on the top of the movable plate (15), diaphragms (17) are fixedly mounted on both sides of the fixed shaft (16), and a mounting component (18) is arranged on the top of one side of the diaphragm (17).

2. The valve core with a recoil cleaning structure according to claim 1, characterized in that: Limiting frames (7) are fixedly mounted on both sides of the pressure relief shell (5), and two bolts (8) are arranged inside the limiting frames (7).

3. The valve core with a recoil cleaning structure according to claim 2, characterized in that: The limiting frame (7) and the fixing ring (2) are matched with each other, and the bolt (8) is threadedly connected to the limiting frame (7) and the fixing ring (2).

4. The valve core with a recoil cleaning structure according to claim 1, characterized in that: The outer wall of the sewage pipe (9) is provided with an external thread (10), the interior of the installation sleeve (11) is provided with an internal thread (12), and the internal thread (12) and the external thread (10) are threadedly connected.

5. The valve core with a recoil cleaning structure according to claim 1, characterized in that: A connecting plate (19) is fixedly mounted on the bottom of the movable plate (15) and one end of the connecting plate passes through the sewage pipe (9). Both sides of the connecting plate (19) are fixedly connected to partition frames (20). An elastic component (21) is provided at the bottom of the connecting plate (19).

6. The valve core with a recoil cleaning structure according to claim 1, characterized in that: The other side of the two diaphragms (17) is tightly fitted to the inner bottom wall of the pressure relief shell (5), and a pressurization controller body is arranged on the top of one side of the pressure relief shell (5).

7. The valve core with a recoil cleaning structure according to claim 5, characterized in that: The partition frame (20) and the groove (22) are movably connected, and the partition frame (20) is tightly fitted to the inner wall of the sewage pipe (9) through the elastic component (21).

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