Split type ball valve

Abstract

The utility model discloses a split type ball valve, and particularly relates to the technical field of split type spherical valve cores, the split type ball valve comprises a connecting pipe, a spherical valve core is arranged in the connecting pipe, a valve rod is fixedly arranged at the top of the spherical valve core, the top end of the valve rod penetrates through the connecting pipe and extends out of the top of the connecting pipe, and the valve rod is movably connected with the connecting pipe through a bearing. A control handle driving the spherical valve element to rotate is arranged at the top of the connecting pipe, a dismounting mechanism facilitating dismounting of the control handle is arranged at the top of the connecting pipe and comprises a connecting column arranged at the top of the connecting pipe, the top end of the valve rod extends into the connecting column, and the valve rod is movably connected with the connecting column through a bearing. The control handle can be taken down from the top of the connecting column through the dismounting mechanism, the control handle can be replaced conveniently, the service life of the water faucet is prolonged, the spherical valve element can be fixed through the fixing mechanism, and the situation that the spherical valve element rotates in water flow to affect the flow speed of water is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of split-type spherical valve cores, in particular to a split-type ball valve. Background Art

[0002] The spherical valve core is a valve that uses a spherical valve core with a circular through hole as an opening and closing part. The spherical valve core rotates with the valve stem to achieve opening and closing actions. It can also be used for fluid regulation and control. Among them, the hard-sealed V-shaped spherical valve core has a very strong shear force between the V-shaped ball core and the metal valve seat with surfacing hard alloy, which is particularly suitable for media containing fibers, tiny solid particles, etc.

[0003] For example, a split assembly type filtering ball valve core provided in the Chinese patent application with application number 202221931666.5 includes a ball valve core body with a water inlet and a water outlet, the ball valve core body is connected to a water inlet pipe and a water outlet pipe, a valve ball is arranged in the ball valve core body, a valve ball seat is arranged in the ball valve core body and at a position relative to the valve ball, a control handle is installed on the ball valve core body, a connecting seat 1 is arranged at the front end of the valve ball body, a fixing seat is fixedly installed between the connecting seat 1 and the ball valve core body, a filtering assembly is arranged on the fixing seat, a connecting seat 2 is arranged at the rear end of the valve ball body, and a check assembly is arranged in the connecting seat 2. The utility model has the advantages of filtering and check functions.

[0004] However, the following problems still exist in this technical solution: in this technical solution, the spherical valve core is driven to rotate by rotating the control handle, and the control handle in the device is exposed to the external environment. The control handle is easily damaged and needs to be replaced. However, the control handle in the device cannot be removed from the spherical valve core, so the control handle cannot be replaced, which has certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide a split ball valve, which can remove the control handle from the top of the connecting column through a disassembly mechanism, so as to facilitate the replacement of the control handle and extend the service life of the utility model. The spherical valve core can also be fixed through a fixing mechanism to prevent the spherical valve core from rotating in the water flow and affecting the flow rate of the water, so as to solve the above-mentioned deficiencies in the technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a split ball valve, including a connecting pipe, a spherical valve core is provided inside the connecting pipe, a valve stem is fixedly provided on the top of the spherical valve core, the top of the valve stem passes through the connecting pipe and extends out of the top of the connecting pipe, the valve stem and the connecting pipe are movably connected by a bearing, and a control handle is provided on the top of the connecting pipe to drive the spherical valve core to rotate.

[0007] Preferably, a disassembly mechanism for facilitating disassembly of the control handle is provided at the top of the connecting tube, the disassembly mechanism includes a connecting column arranged at the top of the connecting tube, the top end of the valve stem extends into the interior of the connecting column, the valve stem and the connecting column are movably connected through a bearing, a connecting plate is provided at the top of the connecting column, the top of the connecting plate is fixedly connected to the control handle, a plug-in rod is fixedly provided at the bottom of the connecting plate, a plug-in groove is provided inside the connecting column, the plug-in rod is adapted to the plug-in groove, a first threaded hole is provided at the top of the valve stem, a second threaded hole is provided on the connecting plate, the first threaded hole and the second threaded hole which are connected are internally threadedly connected with the same first bolt, a plurality of limit blocks are provided at the bottom of the plug-in rod, a plurality of mounting grooves are provided on the valve stem, the limit blocks are adapted to the mounting groove, so as to facilitate the disassembly of the control handle.

[0008] Preferably, a fixing mechanism for fixing the connecting plate is provided at the top of the connecting column, and the fixing mechanism includes a plurality of third threaded holes opened on the connecting plate, and a fourth threaded hole is opened on one side of the top of the connecting column, and the third threaded holes and the fourth threaded holes that are connected are internally threadedly connected with the same second bolt for fixing the connecting plate.

[0009] Preferably, water inlet pipes are respectively provided on both sides of the connecting pipe, and connecting mechanisms are respectively provided on both sides of the connecting pipe for connecting the two water inlet pipes to the two sides of the connecting pipe, the connecting mechanism includes a plurality of fifth threaded holes opened on both sides of the water inlet pipe, a first rubber pad is respectively provided on both sides of the water inlet pipe, a plurality of sixth threaded holes are respectively opened on both sides of the connecting pipe, a second rubber pad is respectively provided on both sides of the connecting pipe, and the internal threads of the connected fifth threaded holes and sixth threaded holes are connected with the same third bolt for connecting the two water inlet pipes to the two sides of the connecting pipe.

[0010] Preferably, a filtering mechanism for filtering impurities in the water is provided inside the water inlet pipe, and the filtering mechanism includes a limit plate provided inside the water inlet pipe, and a filter plate for filtering impurities in the water is provided on the side of the limit plate away from the connecting pipe, a plurality of seventh threaded holes are provided on the fifth threaded hole, and a plurality of eighth threaded holes are provided on the filter plate, and the seventh threaded holes and the eighth threaded holes that are connected are internally threadedly connected with the same fourth bolt for filtering impurities in the water.

[0011] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0012] 1. When the control handle is damaged, it is necessary to replace the control handle. Turn the first bolt to turn the first bolt out from the second threaded hole and the first threaded hole, then pull the control handle to pull the limit block at the bottom of the control handle out from the installation groove, so that the control handle can be removed from the top of the connecting column, which is convenient for replacing the control handle and prolonging the service life of the utility model.

[0013] 2. In order to prevent the spherical valve core from rotating in the water flow, after rotating the spherical valve core using the control handle, rotate the second bolt, and rotate the second bolt to the inside of the fourth threaded hole and the third threaded hole, so that the connecting plate can be fixed to the top of the connecting column, thereby fixing the spherical valve core to prevent the spherical valve core from rotating in the water flow and affecting the water flow rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 This is a cross-sectional view of the connecting pipe of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the disassembly mechanism of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the plug-in rod and the limit block of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the fixing mechanism of the utility model;

[0020] Figure 6 It is a schematic diagram of the connection pipe and the water inlet pipe of the utility model being connected together;

[0021] Figure 7 It is a structural schematic diagram of the connection mechanism of the utility model;

[0022] Figure 8 This is a cross-sectional view of the water inlet pipe of the utility model;

[0023] Fig. 9 It is a structural schematic diagram of the filtering mechanism of the utility model.

[0024] Description of reference numerals:

[0025] 1 connecting pipe, 2 spherical valve core, 3 valve stem, 4 control handle;

[0026] 5 disassembly mechanism, 501 connecting column, 502 connecting plate, 503 plug-in rod, 504 limiting block, 505 plug-in slot, 506 installation slot, 507 first threaded hole, 508 second threaded hole, 509 first bolt;

[0027] 6 fixing mechanism, 601 third threaded hole, 602 fourth threaded hole, 603 second bolt;

[0028] 7 water inlet pipe;

[0029] 8 connecting mechanism, 801 fifth threaded hole, 802 first rubber pad, 803 sixth threaded hole, 804 second rubber pad, 805 third bolt;

[0030] 9 filtering mechanism, 901 limiting plate, 902 filter plate, 903 seventh threaded hole, 904 eighth threaded hole, 905 fourth bolt. DETAILED DESCRIPTION

[0031] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0032] The utility model provides Figure 1-9 A split ball valve shown in the figure comprises a connecting pipe 1, a spherical valve core 2 is arranged inside the connecting pipe 1, a valve stem 3 is fixedly arranged on the top of the spherical valve core 2, the top end of the valve stem 3 penetrates the connecting pipe 1 and extends out of the top of the connecting pipe 1, the valve stem 3 is movably connected to the connecting pipe 1 through a bearing, and a control handle 4 is arranged on the top of the connecting pipe 1 to drive the spherical valve core 2 to rotate;

[0033] like Figure 3 , 4 As shown in Figure 5, the top of the connecting pipe 1 is provided with a disassembly mechanism 5 for facilitating the disassembly of the control handle 4. The disassembly mechanism 5 includes a connecting column 501 arranged at the top of the connecting pipe 1. The top of the valve stem 3 extends to the inside of the connecting column 501. The valve stem 3 is movably connected to the connecting column 501 through a bearing. A connecting plate 502 is provided at the top of the connecting column 501. The top of the connecting plate 502 is fixedly connected to the control handle 4. A plug-in rod 503 is fixedly provided at the bottom of the connecting plate 502. A plug-in slot 505 is provided at the bottom of the plug-in rod 503, and the plug-in slot 505 is matched with the plug-in slot 505. A first threaded hole 507 is provided at the top of the valve stem 3, and a second threaded hole 508 is provided on the connecting plate 502. The first threaded hole 507 and the second threaded hole 508 are connected to each other by internal threads and are connected with a first bolt 509. A plurality of limit blocks 504 are provided at the bottom of the plug-in rod 503, and a plurality of mounting grooves 506 are provided on the valve stem 3, and the limit blocks 504 are matched with the mounting grooves 506.

[0034] The control handle 4 is rotated, the control handle 4 drives the connecting plate 502 to rotate, the connecting plate 502 drives the limit block 504 to rotate, the limit block 504 can drive the valve stem 3 to rotate, the valve stem 3 drives the spherical valve core 2 to rotate, and the water flow rate can be controlled by rotating the spherical valve core 2;

[0035] When the control handle 4 is damaged, it is necessary to replace the control handle 4. The first bolt 509 is rotated to turn the first bolt 509 out from the second threaded hole 508 and the first threaded hole 507. Then, the control handle 4 is pulled to pull the limit block 504 at the bottom of the control handle 4 out from the mounting groove 506. The control handle 4 can then be removed from the top of the connecting column 501, making it convenient to replace the control handle 4 and extending the service life of the utility model.

[0036] like Figure 5 As shown, a fixing mechanism 6 for fixing the connecting plate 502 is provided on the top of the connecting column 501, and the fixing mechanism 6 includes a plurality of third threaded holes 601 opened on the connecting plate 502, and a fourth threaded hole 602 is opened on one side of the top of the connecting column 501, and the third threaded hole 601 and the fourth threaded hole 602 that are connected are internally threadedly connected with the same second bolt 603;

[0037] In order to prevent the spherical valve core 2 from rotating in the water flow, after rotating the spherical valve core 2 using the control handle 4, rotate the second bolt 603, and rotate the second bolt 603 to the inside of the fourth threaded hole 602 and the third threaded hole 601, so that the connecting plate 502 can be fixed to the top of the connecting column 501, thereby fixing the spherical valve core 2 to prevent the spherical valve core 2 from rotating in the water flow and affecting the flow rate of water.

[0038] like Figure 7 As shown, water inlet pipes 7 are respectively provided on both sides of the connecting pipe 1, and connecting mechanisms 8 are respectively provided on both sides of the connecting pipe 1 to connect the two water inlet pipes 7 to the two sides of the connecting pipe 1, and the connecting mechanism 8 includes a plurality of fifth threaded holes 801 opened on both sides of the water inlet pipe 7, and first rubber pads 802 are respectively provided on both sides of the water inlet pipe 7, and a plurality of sixth threaded holes 803 are respectively opened on both sides of the connecting pipe 1, and second rubber pads 804 are respectively provided on both sides of the connecting pipe 1, and the fifth threaded holes 801 and the sixth threaded holes 803 that are connected are internally threadedly connected with the same third bolt 805;

[0039] Place the two water inlet pipes 7 on both sides of the connecting pipe 1 respectively, and then rotate the third bolt 805, and turn the third bolt 805 into the sixth threaded hole 803 and the fifth threaded hole 801, so that the two water inlet pipes 7 can be connected to the two sides of the connecting pipe 1. The second rubber pads 804 on both sides of the connecting pipe 1 and the first rubber pads 802 on both sides of the water inlet pipe 7 can improve the sealing between the connecting pipe 1 and the water inlet pipe 7 to avoid water leakage.

[0040] like Figure 8 , 9As shown, a filter mechanism 9 for filtering impurities in the water is provided inside the water inlet pipe 7, and the filter mechanism 9 includes a limit plate 901 provided inside the water inlet pipe 7, and a filter plate 902 for filtering impurities in the water is provided on the side of the limit plate 901 away from the connecting pipe 1, and a plurality of seventh threaded holes 903 are provided on the fifth threaded hole 801, and a plurality of eighth threaded holes 904 are provided on the filter plate 902, and the seventh threaded holes 903 and the eighth threaded holes 904 that are connected are internally threadedly connected with the same fourth bolt 905;

[0041] The filter plate 902 inside the water inlet pipe 7 can filter impurities in the water. When the impurities on the filter plate 902 need to be cleaned, the fourth bolt 905 is rotated and the fourth bolt 905 is turned out from the eighth threaded hole 904 and the seventh threaded hole 903, so that the filter plate 902 can be taken out from the water inlet pipe 7, and the impurities on the filter plate 902 can be cleaned to prevent them from clogging the filter plate 902.

[0042] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A split ball valve, comprising a connecting pipe (1), characterized in that: A spherical valve core (2) is provided inside the connecting pipe (1), a valve stem (3) is fixedly provided on the top of the spherical valve core (2), the top end of the valve stem (3) passes through the connecting pipe (1) and extends out of the top of the connecting pipe (1), the valve stem (3) and the connecting pipe (1) are movably connected via a bearing, and a control handle (4) for driving the spherical valve core (2) to rotate is provided on the top of the connecting pipe (1); A disassembly mechanism (5) is provided on the top of the connecting pipe (1) for facilitating disassembly of the control handle (4); The disassembly mechanism (5) comprises a connecting column (501) arranged at the top of the connecting pipe (1), the top of the valve stem (3) extends to the inside of the connecting column (501), the valve stem (3) and the connecting column (501) are movably connected through a bearing, a connecting plate (502) is provided at the top of the connecting column (501), the top of the connecting plate (502) is fixedly connected to the control handle (4), a plug-in rod (503) is fixedly provided at the bottom of the connecting plate (502), a plug-in slot (505) is provided inside the connecting column (501), the plug-in rod (503) is adapted to the plug-in slot (505), a first threaded hole (507) is provided at the top of the valve stem (3), a second threaded hole (508) is provided on the connecting plate (502), and the first threaded hole (507) and the second threaded hole (508) which are connected are internally threadedly connected with the same first bolt (509); A fixing mechanism (6) for fixing the connecting plate (502) is provided at the top of the connecting column (501).

2. A split ball valve according to claim 1, characterized in that: A plurality of limit blocks (504) are provided at the bottom of the plug-in rod (503), a plurality of mounting grooves (506) are provided on the valve stem (3), and the limit blocks (504) are adapted to fit the mounting grooves (506).

3. A split ball valve according to claim 1, characterized in that: The fixing mechanism (6) comprises a plurality of third threaded holes (601) formed on the connecting plate (502), a fourth threaded hole (602) formed on one side of the top of the connecting column (501), and the interconnected third threaded holes (601) and fourth threaded holes (602) are internally threadedly connected with a same second bolt (603).

4. A split ball valve according to claim 1, characterized in that: Water inlet pipes (7) are respectively provided on both sides of the connecting pipe (1), and connecting mechanisms (8) are respectively provided on both sides of the connecting pipe (1) for connecting the two water inlet pipes (7) to the two sides of the connecting pipe (1); The connecting mechanism (8) comprises a plurality of fifth threaded holes (801) opened on both sides of the water inlet pipe (7), first rubber pads (802) are respectively provided on both sides of the water inlet pipe (7), a plurality of sixth threaded holes (803) are respectively opened on both sides of the connecting pipe (1), second rubber pads (804) are respectively provided on both sides of the connecting pipe (1), and the interconnected fifth threaded holes (801) and sixth threaded holes (803) are internally threadedly connected with the same third bolt (805).

5. A split ball valve according to claim 4, characterized in that: A filtering mechanism (9) for filtering impurities in water is provided inside the water inlet pipe (7); The filtering mechanism (9) comprises a limiting plate (901) arranged inside the water inlet pipe (7), and a filter plate (902) for filtering impurities in water is provided on the side of the limiting plate (901) away from the connecting pipe (1).

6. A split ball valve according to claim 4, characterized in that: The fifth threaded hole (801) is provided with a plurality of seventh threaded holes (903), the filter plate (902) is provided with a plurality of eighth threaded holes (904), and the seventh threaded holes (903) and the eighth threaded holes (904) that are connected are internally threadedly connected with a same fourth bolt (905).

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