High platform flange fluorine-lined ball valve

Abstract

The utility model discloses a high platform flange fluorine lining ball valve which comprises a valve body, a valve rod and a ball body which is in linkage connection with the valve rod are installed in the valve body, a quick release assembly is arranged on the ball body, and the quick release assembly comprises a left clamping sleeve and a right clamping sleeve which are symmetrically arranged. A positioning boss is arranged on the portion, located between the left clamping sleeve and the right clamping sleeve, of the ball in a protruding mode, the left clamping sleeve is inserted into a channel in one side of the ball and clamped to one side of the positioning boss in a limited mode, and the right clamping sleeve is inserted into a channel, away from one side of the left clamping sleeve, of the ball and clamped to the positioning boss. According to the high platform flange fluorine lining ball valve, the corroded ball body flow channel can be independently replaced, the whole ball body does not need to be replaced during maintenance, and large cost is saved for later use and maintenance of enterprises.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field, concretely is a high platform flange fluorine lined ball valve. BACKGROUND

[0002] Ball valve is driven by valve rod, and the valve door that rotates around ball valve axis, also can be used for the adjustment and control of fluid, but when using in the environment that medium corrosion is stronger, the flow channel opening of ball body two sides is extremely easy to be corroded, needs to carry out the replacement processing to the whole ball body when maintaining, leads to the rise of enterprise maintenance cost and use cost. UTILITY MODEL CONTENTS

[0003] In view of the deficiency of prior art, the utility model discloses a high platform flange fluorine lined ball valve, can replace the ball body flow channel corroded alone, does not need to replace the whole ball body when maintaining, saves the cost of later use and maintenance of enterprise greatly.

[0004] To realize above-mentioned purpose, the utility model provides the following technical scheme: a high platform flange fluorine lined ball valve, including valve body, the valve body installs valve rod and the ball body that links and connects with valve rod, the quick detachable assembly is arranged on the ball body, the quick detachable assembly includes the left sleeve and right sleeve that are arranged symmetrically, the positioning boss is protrudingly arranged between the left sleeve and right sleeve of the ball body, the left sleeve is inserted by the ball body one side channel and is clamped on the one side of positioning boss, the right sleeve is inserted by the ball body channel away from the left sleeve one side and is clamped on the positioning boss.

[0005] Preferably, the left sleeve is sequentially provided with an abutting portion, an extension portion and a clamping portion in annular array, the abutting portion is abutting on one side of the ball body, one end of the extension portion is connected with the abutting portion and extends towards the right sleeve side, and one end of the clamping portion is connected with the extension portion and the other end is clamped on the positioning boss.

[0006] Preferably, two annular ribs are symmetrically arranged on the positioning boss, a gap is arranged between the two adjacent annular ribs, and an annular clamping groove is formed on the clamping portion and matched with the annular rib.

[0007] Preferably, the extension portion is provided with a positioning sliding block in annular array on one side, and a limiting sliding groove is formed on the ball body and matched with the positioning sliding block.

[0008] Preferably, a yielding inclined surface is formed on one side of the positioning sliding block and matched with the positioning boss, and the yielding inclined surface is gradually enlarged towards the positioning boss.

[0009] Preferably, the positioning boss is provided with a sealing washer, fixed flanges are arranged on both sides of the sealing washer and protrude towards one end of the clamping part, the clamping part is provided with fixed grooves matched with the fixed flanges, and the middle part of the sealing washer is provided with a mounting protrusion arranged between the left clamping sleeve and the right clamping sleeve.

[0010] The utility model discloses beneficial effect is: the flow passage in the sphere adopts the left clamping sleeve and right clamping sleeve of symmetry and is clamped with the sphere, and the left clamping sleeve is inserted through the positioning sliding block and calibrates the limiting sliding slot of the sphere side, plays the limiting action to the left clamping sleeve, prevents the condition of rotating after installation, simultaneously, the clamping part on the left clamping sleeve and the annular bead on the positioning boss form the clamping, thereby completing the fixation of the left clamping sleeve and avoiding falling off, and the right clamping sleeve installs the same installation structure, finally, the sealing washer is embedded in the gap between the left clamping sleeve and the right clamping sleeve, and the fixed flanges on both sides of the sealing washer and the fixed groove opened on the clamping part complete fixed installation, and this structure can realize the single replacement of the sphere flow passage corroded, and does not need to replace the whole sphere when maintaining, saves the cost of the use and maintenance of enterprise later period. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0012] Fig. 2 It is the A part enlarged view of the utility model;

[0013] Fig. 3 It is the B part enlarged view of the utility model.

[0014] In the drawing, 1, valve body, 2, valve rod, 3, sphere, 4, quick release assembly, 5, left clamping sleeve, 8, right clamping sleeve, 9, positioning boss, 11, abutment, 12, extension, 13, clamping part, 14, annular bead, 15, annular clamping groove, 16, positioning sliding block, 17, limiting sliding slot, 18, give way inclined surface, 19, sealing washer, 20, fixed flange, 21, mounting protrusion, 60 fixed groove. DETAILED DESCRIPTION

[0015] 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 and not 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 the utility model.

[0016] Embodiment: as attached Figs. 1-3The high platform flange fluorine ball valve shown in the application comprises a valve body 1, a valve rod 2 and a ball 3 connected with the valve rod 2, a quick release assembly 4 arranged on the ball 3, the quick release assembly 4 comprising a left sleeve 5 and a right sleeve 8 arranged symmetrically, a positioning boss 9 (in an integral structure with the ball 3) arranged on the ball 3 between the left sleeve 5 and the right sleeve 8, the left sleeve 5 inserted into a channel on one side of the ball 3 and clamped on one side of the positioning boss 9, the right sleeve 8 inserted into a channel on the ball 3 away from the left sleeve 5 and clamped on the positioning boss 9, the flow channel in the ball 3 completed by clamping the left sleeve 5 and the right sleeve 8 symmetrically with the ball 3, the left sleeve 5 inserted into a limiting sliding groove 17 on the ball 3 through a positioning sliding block 16, thereby limiting the left sleeve 5, preventing the left sleeve 5 from rotating after installation, and the left sleeve 5 clamped with the annular protruding ribs 14 on the positioning boss 9 through a clamping part 13 on the left sleeve 5, thereby fixing the left sleeve 5 and preventing the left sleeve 5 from falling off, and the right sleeve 8 installed in the same way, and finally a sealing washer 19 embedded in the gap between the left sleeve 5 and the right sleeve 8, and fixed and installed by the fixed flanges 20 on both sides of the sealing washer 19 and the fixed grooves 60 on the clamping part 13. This structure can replace the corroded ball 3 flow channel alone, and does not need to replace the whole ball 3 during maintenance, thereby saving a large cost for the use and maintenance of the enterprise in the later period.

[0017] As shown in the accompanying drawings Fig. 2 and the accompanying drawings Fig. 3 As shown in the accompanying drawings, the left sleeve 5 is sequentially provided with abutting parts 11, extension parts 12 and clamping parts 13 (in an integral structure and arranged in an array of four) arranged in an annular array, the abutting parts 11 abutting on one side of the ball 3, the extension parts 12 connected with the abutting parts 11 at one end and extending towards one side of the right sleeve 8, and the clamping parts 13 connected with the extension parts 12 at one end and clamped on the positioning boss 9 (the right sleeve 8 installed in the same structure), the left sleeve 5 and the right sleeve 8 clamped and fixed with the positioning boss 9, simple structure and portable installation.

[0018] As shown in the accompanying drawings Fig. 2 and the accompanying drawings Fig. 3 As shown in the accompanying drawings, the positioning boss 9 is symmetrically provided with two annular protruding ribs 14 (in an integral structure), a gap is arranged between the two adjacent annular protruding ribs 14, and the clamping part 13 is provided with an annular clamping groove 15 matched with the annular protruding ribs 14, the left sleeve 5 and the right sleeve 8 clamped and fixed with the annular protruding ribs 14 through the annular clamping groove 15, the overall structure is more simple and convenient to disassemble and assemble.

[0019] As shown in the accompanying drawings Fig. 2 and the accompanying drawings Fig. 3The extension 12 is annular arrayed on one side and is provided with positioning sliding blocks 16 (in an integral structure, and four are provided) in a protruding manner, the ball 3 is provided with limiting sliding grooves 17 matched with the positioning sliding blocks 16, the positioning sliding blocks 16 are used for limiting the left sleeve 5 and the right sleeve 8, and the rotation of the left sleeve 5 and the right sleeve 8 is prevented.

[0020] As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13. Fig. 2 As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13. Fig. 3 As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13.

[0021] As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13. Fig. 2 As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13. Fig. 3 Fig. 2 Fig. 3 As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13. As shown in FIGS. 1 and 2, the ball 3 is provided with a positioning boss 9, and the positioning boss 9 is provided with a clamping portion 13, the clamping portion 13 is provided with a left sleeve 5 and a right sleeve 8, the left sleeve 5 and the right sleeve 8 are provided with a sealing gasket 19 (specifically, the sealing gasket 19 is made of rubber material), the sealing gasket 19 is provided with a fixed flange 20 (in an integral structure) on both sides and protrudes towards one end of the clamping portion 13, the clamping portion 13 is provided with a fixed groove 60 matched with the fixed flange 20, the sealing gasket 19 is provided with an installation protruding portion 21 (in an integral structure) extending in the middle, the installation protruding portion 21 is arranged between the left sleeve 5 and the right sleeve 8, the accumulation of crystal particles is prevented, the left sleeve 5 and the right sleeve 8 are convenient to disassemble and install in the later period, and the smoothness of the inner wall of the ball 3 is improved, so that the product is more beautiful.

[0022] In the utility model, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only the relationship words determined for the convenience of describing the structural relationship of the components or elements of the utility model, and cannot be understood as the limitation of the utility model.

Claims

1. A high platform flange lined fluorine ball valve, comprising a valve body (1), a valve stem (2) and a ball body (3) connected with the valve stem (2) in linkage connection are installed in the valve body (1), characterized in that; The ball (3) is provided with a quick release assembly (4), the quick release assembly (4) includes symmetrically arranged left sleeve (5) and right sleeve (8), the ball (3) is located between the left sleeve (5) and the right sleeve (8) and is provided with a positioning boss (9), the left sleeve (5) is inserted into the channel on one side of the ball (3) and is clamped on one side of the positioning boss (9), and the right sleeve (8) is inserted into the channel on the side of the ball (3) away from the left sleeve (5) and is clamped on the positioning boss (9).

2. The fluorine-lined ball valve with high platform flange according to claim 1, characterized in that: The left sleeve (5) is sequentially provided with an abutting portion (11), an extension portion (12) and a clamping portion (13) arranged in an annular array, the abutting portion (11) is tightly arranged on one side of the ball (3), one end of the extension portion (12) is connected to the abutting portion (11) and extends towards one side of the right sleeve (8), and one end of the clamping portion (13) is connected to the extension portion (12) and the other end is clamped on the positioning boss (9).

3. The high platform flange fluorine-lined ball valve according to claim 2, characterized in that: The positioning boss (9) is symmetrically provided with two annular ribs (14), a gap is arranged between the two adjacent annular ribs (14), and an annular clamping groove (15) is formed in the clamping portion (13) and matched with the annular rib (14).

4. The high platform flange fluorine-lined ball valve according to claim 3, characterized in that: The extension portion (12) is provided with a positioning sliding block (16) on one side in an annular array, and the ball (3) is provided with a limiting sliding groove (17) matched with the positioning sliding block (16).

5. The high platform flange fluorine-lined ball valve according to claim 4, characterized in that: The positioning sliding block (16) is provided with a giving slope (18) on the side facing the positioning boss (9), and the giving slope (18) is gradually enlarged on the side facing the positioning boss (9).

6. The high platform flange fluorine-lined ball valve according to claim 5, characterized in that: The positioning boss (9) is provided with a sealing washer (19), the sealing washer (19) is provided with a fixed flange (20) on both sides and protrudes towards one end of the clamping portion (13), the clamping portion (13) is provided with a fixed groove (60) matched with the fixed flange (20), the sealing washer (19) is provided with a mounting protrusion (21) extending in the middle, and the mounting protrusion (21) is arranged between the left sleeve (5) and the right sleeve (8).

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