Plane inner cavity V-shaped adjusting ball valve with high scouring resistance

Abstract

The utility model discloses a plane inner cavity V-shaped adjusting ball valve with high scouring resistance, and relates to the technical field of ball valves. The plane inner cavity V-shaped adjusting ball valve with the high anti-scouring performance comprises a valve body and a control unit, the control unit is inserted into the inner side of the valve body, the control unit comprises a valve rod and a valve element, the surface of the valve element is coated with an anti-scouring coating, a sliding groove is formed in the top of the valve element, and an insertion hole is formed in the bottom of the valve element. According to the plane inner cavity V-shaped adjusting ball valve with the high anti-scouring performance, the operation unit is arranged, the operation unit is provided with the valve element, and the anti-scouring coating is sprayed on the surface of the valve element, so that the anti-scouring capacity of the valve element can be effectively improved, and the service life of the ball valve is prolonged; the valve rod and the rotating shaft are connected with the valve element in an inserted mode and detachably connected with the V-shaped ball body, the valve body is provided with the upper sleeving pipe and the lower sleeving pipe, the inserting valve shell is further arranged and connected with the sleeving valve shell, the valve element is convenient to disassemble and replace, and the equipment maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve technical field, concretely is the plane inner chamber V type regulating ball valve with strong scouring resistance. BACKGROUND

[0002] In petroleum, chemical industry, electric power and many industrial fields, fluid control is the key link, and the performance of regulating ball valve as the commonly used control equipment directly influences the stability and operating efficiency of the whole system. In actual working environment, many fluids have the characteristics of high speed, high pressure and containing solid particles, which puts forward very high requirements for the scouring resistance of regulating ball valve.

[0003] In actual use, the high-speed flow of medium will cause serious scouring and wear of the valve core of the ball valve, affecting the service life and regulating accuracy of the ball valve; when the valve core needs to be replaced due to wear, the existing V type regulating ball valve is relatively cumbersome in the process of disassembling and replacing the valve core, a lot of time and manpower are consumed, and the equipment maintenance cost is increased.

[0004] The high-speed flow will cause serious scouring and wear of the valve core of the ball valve, affecting the service life and regulating accuracy of the ball valve; the existing V type regulating ball valve is relatively cumbersome in the process of disassembling and replacing the valve core, time and manpower are consumed, and the maintenance cost is high. CONTENT OF THE UTILITY MODEL

[0005] In view of the deficiencies of the prior art, the utility model provides the plane inner chamber V type regulating ball valve with strong scouring resistance, solves the problems that the high-speed flow will cause serious scouring and wear of the valve core of the ball valve, affecting the service life and regulating accuracy of the ball valve; the existing V type regulating ball valve is relatively cumbersome in the process of disassembling and replacing the valve core, time and manpower are consumed, and the maintenance cost is high.

[0006] In order to achieve the above purpose, the utility model realizes the following technical scheme: the plane inner chamber V type regulating ball valve with strong scouring resistance, comprising a valve body and a control unit, the control unit is inserted in the inner side of the valve body, and the control unit comprises:

[0007] A valve stem;

[0008] A valve core, the surface of the valve core is sprayed with an anti-scouring coating, a sliding groove is formed in the top of the valve core, and a bushing is formed in the bottom of the valve core;

[0009] A rotating shaft, the rotating shaft is inserted into the bushing formed in the bottom of the valve core, and a lower sealing packing is sleeved on the outer side of the rotating shaft.

[0010] Preferably, the valve body is provided with a sleeve valve shell, a first sealing ring is arranged in the inside of the sleeve valve shell, an upper sleeve pipe is connected to the top of the sleeve valve shell, an upper clamping table is arranged in the inside of the upper sleeve pipe, a lower sleeve pipe is connected to the bottom of the sleeve valve shell, and a lower clamping table is arranged in the inside of the lower sleeve pipe.

[0011] Preferably, the valve body is provided with a sleeve valve shell, a first sealing ring is arranged in the inside of the sleeve valve shell, an upper sleeve pipe is connected to the top of the sleeve valve shell, an upper clamping table is arranged in the inside of the upper sleeve pipe, a lower sleeve pipe is connected to the bottom of the sleeve valve shell, and a lower clamping table is arranged in the inside of the lower sleeve pipe.

[0012] Preferably, the valve body is provided with a sleeve valve shell, a first sealing ring is arranged in the inside of the sleeve valve shell, an upper sleeve pipe is connected to the top of the sleeve valve shell, an upper clamping table is arranged in the inside of the upper sleeve pipe, a lower sleeve pipe is connected to the bottom of the sleeve valve shell, and a lower clamping table is arranged in the inside of the lower sleeve pipe.

[0013] Preferably, the valve body is provided with a sleeve valve shell, a first sealing ring is arranged in the inside of the sleeve valve shell, an upper sleeve pipe is connected to the top of the sleeve valve shell, an upper clamping table is arranged in the inside of the upper sleeve pipe, a lower sleeve pipe is connected to the bottom of the sleeve valve shell, and a lower clamping table is arranged in the inside of the lower sleeve pipe.

[0014] Preferably, the valve body is provided with a sleeve valve shell, a first sealing ring is arranged in the inside of the sleeve valve shell, an upper sleeve pipe is connected to the top of the sleeve valve shell, an upper clamping table is arranged in the inside of the upper sleeve pipe, a lower sleeve pipe is connected to the bottom of the sleeve valve shell, and a lower clamping table is arranged in the inside of the lower sleeve pipe.

[0015] The utility model discloses a plane inner chamber V type regulating ball valve with strong scouring resistance, compared with prior art, the utility model has the advantages of:

[0016] Be provided with operating unit, operating unit is provided with valve core, utilize the anti-scouring coating that valve core surface has sprayed, can effectively improve the scouring resistance of valve core, prolong the service life of ball valve, the valve rod and the shaft are mutually inserted between valve core, and are detachably connected with V type ball, and the upper sleeve pipe and the lower sleeve pipe are equipped on the valve body, and the plug-in valve shell and the sleeve valve shell are connected, which facilitates the disassembly and replacement of the valve core, and reduces the equipment maintenance cost. DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the structure schematic view of the valve body of the utility model;

[0019] Figure 3 It is the structure schematic view of the sleeve valve shell of the utility model;

[0020] Figure 4 It is the structure schematic view of the plug-in valve shell of the utility model;

[0021] Figure 5 It is the structure schematic view of the control of the utility model.

[0022] Fig. 1, valve body; 11, sleeve valve shell; 111, first sealing ring; 112, upper sleeve pipe; 113, upper clamping table; 114, lower sleeve pipe; 115, lower clamping table; 12, plug-in valve shell; 121, connecting plate; 122, clamping groove; 123, plug-in ring; 124, plug-in sealing ring; 125, second sealing ring; 2, control unit; 21, valve rod; 211, clamping block; 212, upper sealing packing; 213, valve rod sealing cover; 214, valve handle; 22, valve core; 221, sliding groove; 23, rotating shaft; 231, lower sealing packing; 232, rotating shaft sealing cover. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] The embodiment of the application provides the plane inner cavity V-shaped regulating ball valve with strong anti-erosion, solves the problem that high-speed flow can cause serious erosion and wear of the valve core of the ball valve, and influences the service life and regulating precision of the ball valve, the process of disassembling and replacing the valve core of some existing V-shaped regulating ball valves is relatively cumbersome, time and manpower are consumed, and the maintenance cost is relatively high, and the service life of the valve core is improved, and the valve core is convenient to replace when damaged.

[0025] The embodiment of the utility model discloses a plane inner cavity V-shaped regulating ball valve with strong anti-erosion.

[0026] Embodiment one

[0027] According to the drawings, Figures 1-5 As shown, including valve body 1 and control unit 2, control unit 2 is inserted in the inside of valve body 1, control unit 2 includes:

[0028] Valve rod 21;

[0029] Valve core 22, the surface of valve core 22 is sprayed with anti-erosion coating, sliding groove 221 is formed in the top of valve core 22, and insertion hole is formed in the bottom of valve core 22;

[0030] Rotating shaft 23, rotating shaft 23 is inserted in the insertion hole formed in the bottom of valve core 22, and lower sealing packing 231 is sleeved on the outside of rotating shaft 23.

[0031] The valve is equipped with a control unit 2, which has a valve core 22. The surface of the valve core 22 is coated with an anti-erosion coating, which can effectively improve the anti-erosion ability of the valve core 22 and extend the service life of the ball valve. The valve stem 21 and the rotating shaft 23 are interlocked with the valve core 22 and are detachably connected to the valve core 22. The valve body 1 is equipped with an upper sleeve pipe 112 and a lower sleeve pipe 114, and is also equipped with an interlocking valve shell 12 and a sleeved valve shell 11 for connection, which facilitates the disassembly and replacement of the valve core 22 and reduces the equipment maintenance cost.

[0032] Furthermore, the valve body 1 is provided with a sleeve valve shell 11, a first sealing ring 111 is provided on the inner side of the sleeve valve shell 11, an upper sleeve pipe 112 is connected to the top of the sleeve valve shell 11, an upper retaining plate 113 is provided on the inner side of the upper sleeve pipe 112, a lower sleeve pipe 114 is connected to the bottom of the sleeve valve shell 11, and a lower retaining plate 115 is provided on the inner side of the lower sleeve pipe 114.

[0033] Furthermore, the valve body 1 is provided with a plug-in valve shell 12, and a connecting plate 121 is connected to the outside of the plug-in valve shell 12. A bolt connected to the sleeve valve shell 11 is inserted into the inside of the connecting plate 121. A slot 122 is opened on the inside of the connecting plate 121, and a plug-in sealing ring 124 is engaged in the slot 122. The sleeve valve shell 11 is provided with a plug-in ring 123, and a second sealing ring 125 is provided on the inside of the plug-in ring 123.

[0034] Specifically disclosed, the valve stem 21 has a locking block 211 at the bottom, and an upper sealing packing 212 and a valve stem sealing cover 213 are sleeved on the outside of the valve stem 21. The valve stem sealing cover 213 is located on top of the upper sealing packing 212, and a valve handle 214 is inserted into the top of the valve stem 21.

[0035] Specifically disclosed, the valve stem 21 is inserted into the inner side of the upper sleeve 112 and engaged with the upper clamping platform 113, and the upper sealing packing 212 and the valve stem sealing cap 213 are inserted into the inner side of the upper sleeve 112.

[0036] Example 2

[0037] According to the appendix Figures 1-5 As shown, the device includes a valve body 1 and a control unit 2. The control unit 2 is inserted into the inside of the valve body 1. The control unit 2 includes:

[0038] Valve stem 21;

[0039] Valve core 22, the surface of valve core 22 is coated with an anti-erosion coating, the top of valve core 22 is provided with a sliding groove 221, and the bottom of valve core 22 is provided with a socket.

[0040] The rotating shaft 23 is inserted into the insertion hole at the bottom of the valve core 22, and the lower sealing packing 231 is sleeved on the outside of the rotating shaft 23.

[0041] It needs to be emphasized that the rotating shaft 23 is inserted into the lower sleeve pipe 114 and is clamped with the lower clamping table 115, and the lower sealing filler 231 and the rotating shaft sealing cover 232 are inserted into the lower sleeve pipe 114.

[0042] Working principle: the control unit 2 is provided with the valve core 22, the surface of the valve core 22 is sprayed with an anti-erosion coating, which can effectively improve the anti-erosion ability of the valve core 22 and prolong the service life of the ball valve; the valve rod 21 and the rotating shaft 23 are inserted between the valve core 22 and the valve core 22, and are detachably connected with the valve core 22, and the valve body 1 is provided with the upper sleeve pipe 112 and the lower sleeve pipe 114, and is also provided with the inserted valve shell 12 and the sleeve valve shell 11, which are connected, facilitating the disassembly and replacement of the valve core 22 and reducing the equipment maintenance cost.

[0043] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A V-shaped regulating ball valve with a planar inner cavity and strong erosion resistance, comprising a valve body (1) and a control unit (2), wherein the control unit (2) is inserted into the inner side of the valve body (1), characterized in that, The control unit (2) includes: Valve stem (21); The valve core (22) has an anti-erosion coating sprayed on its surface. The valve core (22) has a sliding groove (221) on its top and an insertion hole on its bottom. A rotating shaft (23) is inserted into a hole at the bottom of the valve core (22), and a lower sealing packing (231) is sleeved on the outside of the rotating shaft (23).

2. The V-shaped regulating ball valve with strong anti-erosion planar internal cavity according to claim 1, characterized in that, The valve body (1) is provided with a sleeve valve shell (11), and a first sealing ring (111) is provided on the inner side of the sleeve valve shell (11). An upper sleeve pipe (112) is connected to the top of the sleeve valve shell (11), and an upper locking platform (113) is provided on the inner side of the upper sleeve pipe (112). A lower sleeve pipe (114) is connected to the bottom of the sleeve valve shell (11), and a lower locking platform (115) is provided on the inner side of the lower sleeve pipe (114).

3. The V-shaped regulating ball valve with strong anti-erosion properties in its planar inner cavity according to claim 1, characterized in that, The valve body (1) is provided with a plug-in valve shell (12), and a connecting plate (121) is connected to the outside of the plug-in valve shell (12). A bolt connected to the sleeve valve shell (11) is inserted into the inside of the connecting plate (121). A slot (122) is opened on the inside of the connecting plate (121), and a plug-in sealing ring (124) is engaged in the slot (122). The sleeve valve shell (11) is provided with a plug-in ring (123), and a second sealing ring (125) is provided on the inside of the plug-in ring (123).

4. The V-shaped regulating ball valve with strong anti-erosion properties in its planar internal cavity according to claim 1, characterized in that, The valve stem (21) is provided with a locking block (211) at the bottom. The valve stem (21) is sleeved with an upper sealing packing (212) and a valve stem sealing cover (213) on the outside. The valve stem sealing cover (213) is located on top of the upper sealing packing (212). A valve handle (214) is inserted into the top of the valve stem (21).

5. The V-shaped regulating ball valve with strong anti-erosion properties in its planar internal cavity according to claim 4, characterized in that, The valve stem (21) is inserted into the inner side of the upper sleeve (112) and engaged with the upper clamping platform (113). The upper sealing packing (212) and the valve stem sealing cap (213) are inserted into the inner side of the upper sleeve (112).

6. The V-shaped regulating ball valve with strong anti-erosion properties in its planar inner cavity according to claim 2, characterized in that, The rotating shaft (23) is inserted into the inner side of the lower sleeve (114) and engaged with the lower clamping platform (115). The lower sealing filler (231) and the rotating shaft sealing cover (232) are inserted into the inner side of the lower sleeve (114).

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