Wear-resistant valve seat

Abstract

The utility model relates to the technical field of valves, and discloses a wear-resisting valve seat which comprises a valve seat body, connecting pipes are arranged on the two sides of the valve seat body, first L-shaped connecting rods are fixedly installed on the inner walls of the connecting pipes, and hollow rotating blocks are rotationally connected to the outer edges of the first L-shaped connecting rods. A bevel gear is fixedly mounted at the end, close to the hollow rotating block, of the first L-shaped connecting rod. Through cooperative use of a meshing wheel and a bevel gear, after liquid flows into the inner wall of a connecting pipe, the meshing wheel is driven to rotate through flowing of the liquid, the bevel gear is driven together through rotation of the meshing wheel, and then a hollow rotating block rotates on the outer edge of a first L-shaped connecting rod; the wiping plate is driven to rotate on the inner wall of the connecting pipe, the inner wall of the connecting pipe can be wiped and cleaned through rotation of the wiping plate, scale is prevented from being accumulated on the inner wall of the connecting pipe, and the purpose of cleaning the inner wall of the connecting pipe is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field, concretely is a wear -resisting valve seat. BACKGROUND

[0002] Valve is used to open and close pipeline, controls flow direction, adjusts and controls the parameter (temperature, pressure and flow) of delivery medium's pipeline accessory. According to its function, can divide into shut -off valve, check valve, regulating valve etc., wherein shut -off valve has gate valve, stop valve, ball valve and butterfly valve etc.

[0003] The existing wear -resisting valve seat mainly exists the problem of not having the inner wall of connecting pipeline in the process of using to clean in the process, leading to the water flow in the inner wall of pipeline to circulate, and the inner wall of pipeline is easy to accumulate scale, and then causes the problem of pipeline blockage, oxidation, and the existing wear -resisting valve seat still exists in the process of using for the rotation of vacuum sphere, mainly through the rotation of rotating disc, and then needs to consume more strength, leading to the reduction of rotation efficiency. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a wear -resisting valve seat, has the advantages of cleaning pipeline inner wall scale, improves the rotation efficiency of vacuum sphere, solves the problem raised in the above background art.

[0005] The utility model provides following technical scheme: a wear -resisting valve seat, including valve seat body, the both sides of valve seat body are provided with connecting pipe, the inner wall of connecting pipe is fixedly installed with L -shaped connecting rod no. 1, the outer rim of L -shaped connecting rod no. 1 is rotatably connected with hollow rotating block, the one end of L -shaped connecting rod no. 1 close to hollow rotating block is fixedly installed with bevel gear, the inner chamber of bevel gear is fixedly installed with round bar, the inner chamber of round bar is rotatably connected with L -shaped connecting rod no. 2, the one end of L -shaped connecting rod no. 2 away from round bar is fixedly installed with meshing wheel, the outer rim of hollow rotating block is fixedly installed with wiping board, the inner wall of valve seat body is rotatably connected with vacuum sphere, the outer rim of vacuum sphere is fixedly installed with rotating rod, the inner wall of rotating rod is equipped with limiting slot, the inner wall of rotating rod is slidably connected with sliding column, the outer rim of sliding column is fixedly installed with limiting block, the top of limiting block is equipped with square groove, the inner wall of square groove is rotatably connected with folding rod, the inner wall of square groove and folding rod is rotatably connected with rotating shaft.

[0006] As a preferred technical scheme of the utility model: the bevel gear and meshing wheel are engaged, and the limiting block is slidably connected to the inner wall of the limiting slot.

[0007] As a preferred technical scheme of the utility model: the outer rim of valve seat body is penetrated with flow hole, and the outer rim of vacuum sphere is penetrated with flow groove.

[0008] As a preferred technical scheme of the utility model: the outer end of the connecting pipe is fixedly installed with a flange, the wiping plate is attached to the inner wall of the connecting pipe.

[0009] As a preferred technical scheme of the utility model: a layer of ceramic surface is laid on the attachment surface of the outer side of the wiping plate and the inner wall of the connecting pipe, the connecting pipe penetrates the inner wall of the flow-through hole and is in contact with the outer edge of the vacuum sphere.

[0010] As a preferred technical scheme of the utility model: the top end of the folding rod is fixedly installed with a pull ring, the sliding column and the folding rod are in diameter adaptation, the folding rod is in sliding connection with the inner wall of the rotating rod, and the inner wall of the connecting pipe is provided with a high-density polyethylene layer.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The wear-resistant valve seat, by the cooperation of the engaging wheel and the bevel gear, when the liquid flows into the inner wall of the connecting pipe, the engaging wheel is driven to rotate by the flow of the liquid, the bevel gear is driven to rotate by the rotation of the engaging wheel, the hollow rotating block is driven to rotate at the outer edge of the L-shaped connecting rod I, the wiping plate is driven to rotate in the inner wall of the connecting pipe by the rotation of the hollow rotating block, the inner wall of the connecting pipe is wiped and cleaned by the rotation of the wiping plate, and the water scale is prevented from accumulating in the inner wall of the connecting pipe, so that the inner wall of the connecting pipe is cleaned.

[0013] 2. The wear-resistant valve seat, by the cooperation of the folding rod and the limiting groove, the pull ring is provided, the sliding column and the folding rod can be pulled outwards by the pull ring, the square groove is exposed to the inner wall of the rotating rod, then the folding rod is rotated, the folding rod and the sliding column form a ninety-degree angle, then the folding rod is rotated, the sliding column drives the limiting block to rotate, the limiting block is blocked by the limiting groove, the rotating rod is driven to rotate, so that the vacuum sphere is easily rotated, the length of the rotating rod in the transverse direction is enlarged by the rotation and folding of the folding rod, the vacuum sphere is easily rotated, and the wear resistance of the inner wall of the connecting pipe is improved by the high-density polyethylene layer. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a bottom view structure schematic view of the utility model;

[0016] Figure 3 It is an L-shaped connecting rod I structure schematic view of the utility model;

[0017] Figure 4 It is aFigure 3 A local enlarged structure schematic view of the utility model at the place;

[0018] Figure 5 A cross section structure schematic view of the utility model.

[0019] In the figure: 1, valve seat body; 2, connecting pipe; 3, flange; 4, L-shaped connecting rod one; 5, hollow rotating block; 6, wiping plate; 7, vacuum sphere; 8, flow-through hole; 9, flow groove; 10, bevel gear; 11, round rod; 12, L-shaped connecting rod two; 13, meshing wheel; 14, rotating rod; 15, limiting groove; 16, sliding column; 17, limiting block; 18, square groove; 19, folding rod; 20, rotating shaft; 21, pull ring; 22, ceramic surface. DETAILED DESCRIPTION

[0020] 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, 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.

[0021] Please refer to Figures 1-5 A wear-resistant valve seat, including valve seat body 1, the both sides of valve seat body 1 are provided with connecting pipe 2, the inner wall of connecting pipe 2 is fixedly installed with L-shaped connecting rod one 4, the outer edge of L-shaped connecting rod one 4 is rotatably connected with hollow rotating block 5, the end close to hollow rotating block 5 of L-shaped connecting rod one 4 is fixedly installed with bevel gear 10, the inner cavity of bevel gear 10 is fixedly installed with round rod 11, the inner cavity of round rod 11 is rotatably connected with L-shaped connecting rod two 12, the end away from round rod 11 of L-shaped connecting rod two 12 is fixedly installed with meshing wheel 13, the outer edge of hollow rotating block 5 is fixedly installed with wiping plate 6, the inner wall of valve seat body 1 is rotatably connected with vacuum sphere 7, the outer edge of vacuum sphere 7 is fixedly installed with rotating rod 14, the inner wall of rotating rod 14 is provided with limiting groove 15, the inner wall of rotating rod 14 is slidably connected with sliding column 16, the outer edge of sliding column 16 is fixedly installed with limiting block 17, the top of limiting block 17 is provided with square groove 18, the inner wall of square groove 18 is rotatably connected with folding rod 19, the inner wall of square groove 18 and folding rod 19 is rotatably connected with rotating shaft 20.

[0022] In the structure, the meshing wheel 13 and the bevel gear 10 are engaged, and when the liquid flows into the inner wall of the connecting pipe 2, the meshing wheel 13 is driven to rotate by the flow of the liquid, the bevel gear 10 is driven to rotate by the rotation of the meshing wheel 13, the hollow rotating block 5 is driven to rotate on the outer edge of the L-shaped connecting rod 4, the wiping plate 6 is driven to rotate on the inner wall of the connecting pipe 2 by the rotation of the hollow rotating block 5, and the inner wall of the connecting pipe 2 is cleaned by the rotation of the wiping plate 6, so that the scale is prevented from accumulating on the inner wall of the connecting pipe 2, and the inner wall of the connecting pipe 2 is cleaned.

[0023] In a preferred embodiment, the bevel gear 10 and the meshing wheel 13 are engaged, and the limiting block 17 is slidingly connected to the inner wall of the limiting groove 15.

[0024] In the structure, the meshing wheel 13 and the bevel gear 10 are engaged, and when the liquid flows into the inner wall of the connecting pipe 2, the meshing wheel 13 is driven to rotate by the flow of the liquid, the bevel gear 10 is driven to rotate by the rotation of the meshing wheel 13, the hollow rotating block 5 is driven to rotate on the outer edge of the L-shaped connecting rod 4, the wiping plate 6 is driven to rotate on the inner wall of the connecting pipe 2 by the rotation of the hollow rotating block 5, and the inner wall of the connecting pipe 2 is cleaned by the rotation of the wiping plate 6, so that the scale is prevented from accumulating on the inner wall of the connecting pipe 2, and the inner wall of the connecting pipe 2 is cleaned.

[0025] In a preferred embodiment, the outer edge of the valve seat body 1 penetrates the flow-through hole 8, and the outer edge of the vacuum sphere 7 penetrates the flow groove 9.

[0026] In the structure, the flow-through hole 8 and the flow groove 9 are provided, and the water flow can smoothly flow.

[0027] In a preferred embodiment, the outer end of the connecting pipe 2 is fixedly installed with the flange 3, and the wiping plate 6 is attached to the inner wall of the connecting pipe 2.

[0028] In the structure, the wiping plate 6 is attached to the inner wall of the connecting pipe 2, so that when the wiping plate 6 rotates, it can contact the inner wall of the connecting pipe 2, thereby achieving the purpose of cleaning the inner wall of the connecting pipe 2.

[0029] In a preferred embodiment, the outer side of the wiping plate 6 is provided with a layer of ceramic surface 22, the connecting pipe 2 penetrates the inner wall of the flow-through hole 8, and the outer edge of the vacuum sphere 7 is in contact with the connecting pipe 2.

[0030] In the structure, the glass surface is provided, and the ceramic cleaning effect of the scale is achieved to clean the scale on the inner wall of the connecting pipe 2, so that the scale is prevented from accumulating on the inner wall of the connecting pipe 2.

[0031] In a preferred embodiment, the top end of the folding rod 19 is fixedly installed with a pull ring 21, the sliding column 16 and the folding rod 19 are adapted in diameter, the folding rod 19 is slidingly connected to the inner wall of the rotating rod 14, and the inner wall of the connecting pipe 2 is provided with a high-density polyethylene layer.

[0032] Through the setting of the pull ring 21, the slide column 16 and the folding rod 19 can be pulled outward by the pull ring 21, so that the square groove 18 exposes the inner wall of the rotating rod 14, then the folding rod 19 is rotated, so that the folding rod 19 and the slide column 16 form a ninety-degree angle, then the folding rod 19 is rotated, so that the slide column 16 drives the limiting block 17 to rotate, since the limiting block 17 is blocked by the limiting groove 15, the rotating rod 14 can be driven to rotate together, so that the vacuum sphere 7 is convenient to rotate, since the folding rod 19 is folded and rotated, the length of the rotating rod 14 in the transverse direction is enlarged, so that the labor can be saved when the vacuum sphere 7 is rotated, and the wear resistance of the inner wall of the connecting pipe 2 can be improved through the setting of the high-density polyethylene layer.

[0033] Working principle: when the device needs to be used, first, the meshing wheel 13 and the bevel gear 10 can be engaged with each other, then when the liquid flows into the inner wall of the connecting pipe 2, the meshing wheel 13 can be driven to rotate through the flow of the liquid, the bevel gear 10 can be driven to rotate through the rotation of the meshing wheel 13, the hollow rotating block 5 can be driven to rotate on the outer edge of the L-shaped connecting rod 4, the wiping plate 6 can be driven to rotate on the inner wall of the connecting pipe 2 through the rotation of the hollow rotating block 5, the inner wall of the connecting pipe 2 can be wiped and cleaned through the rotation of the wiping plate 6, so that the scale is prevented from accumulating on the inner wall of the connecting pipe 2, and the purpose of cleaning the inner wall of the connecting pipe 2 is achieved, then the slide column 16 and the folding rod 19 can be pulled outward by the pull ring 21, so that the square groove 18 exposes the inner wall of the rotating rod 14, then the folding rod 19 is rotated, so that the folding rod 19 and the slide column 16 form a ninety-degree angle, then the folding rod 19 is rotated, so that the slide column 16 drives the limiting block 17 to rotate, since the limiting block 17 is blocked by the limiting groove 15, the rotating rod 14 can be driven to rotate together, so that the vacuum sphere 7 is convenient to rotate, since the folding rod 19 is folded and rotated, the length of the rotating rod 14 in the transverse direction is enlarged, so that the labor can be saved when the vacuum sphere 7 is rotated, and the wear resistance of the inner wall of the connecting pipe 2 can be improved through the setting of the high-density polyethylene layer.

[0034] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A wear resistant valve seat comprising a valve seat body (1), characterised in that: The both sides of the valve seat body (1) are provided with connecting pipes (2), the inner wall of the connecting pipe (2) is fixedly installed with an L-shaped connecting rod one (4), the outer edge of the L-shaped connecting rod one (4) is rotatably connected with a hollow rotating block (5), one end of the L-shaped connecting rod one (4) close to the hollow rotating block (5) is fixedly installed with a bevel gear (10), the inner cavity of the bevel gear (10) is fixedly installed with a round rod (11), the inner cavity of the round rod (11) is rotatably connected with an L-shaped connecting rod two (12), one end of the L-shaped connecting rod two (12) away from the round rod (11) is fixedly installed with an engaging wheel (13), the outer edge of the hollow rotating block (5) is fixedly installed with a wiping plate (6), the inner wall of the valve seat body (1) is rotatably connected with a vacuum sphere (7), the outer edge of the vacuum sphere (7) is fixedly installed with a rotating rod (14), the inner wall of the rotating rod (14) is provided with a limiting groove (15), the inner wall of the rotating rod (14) is slidably connected with a sliding column (16), the outer edge of the sliding column (16) is fixedly installed with a limiting block (17), the top end of the limiting block (17) is provided with a square groove (18), the inner wall of the square groove (18) is rotatably connected with a folding rod (19), the inner walls of the square groove (18) and the folding rod (19) are rotatably connected with a rotating shaft (20).

2. A wear resistant valve seat according to claim 1, characterised in that: The bevel gear (10) and the engaging wheel (13) are engaged, and the limiting block (17) is slidably connected to the inner wall of the limiting groove (15).

3. A wear resistant valve seat according to claim 1, wherein: The outer edge of the valve seat body (1) is penetrated by a flow-through hole (8), and the outer edge of the vacuum sphere (7) is penetrated by a flow groove (9).

4. A wear resistant valve seat according to claim 1, wherein: The outer end of the connecting pipe (2) is fixedly installed with a flange (3), and the wiping plate (6) is attached to the inner wall of the connecting pipe (2).

5. A wear resistant valve seat according to claim 4, characterised in that: The outer side of the wiping plate (6) is attached to the inner wall of the connecting pipe (2) and is paved with a layer of ceramic surface (22), the connecting pipe (2) penetrates the inner wall of the flow-through hole (8) and is in contact with the outer edge of the vacuum sphere (7).

6. A wear resistant valve seat according to claim 1, wherein: The top end of the folding rod (19) is fixedly installed with a pull ring (21), the diameters of the sliding column (16) and the folding rod (19) are adapted, and the folding rod (19) is slidably connected with the inner wall of the rotating rod (14), and the inner wall of the connecting pipe (2) is provided with a high-density polyethylene layer. The bevel gear (10) and the engaging wheel (13) are engaged, and the limiting block (17) is slidably connected to the inner wall of the limiting groove (15). The outer edge of the valve seat body (1) is penetrated by a flow-through hole (8), and the outer edge of the vacuum sphere (7) is penetrated by a flow groove (9). The outer end of the connecting pipe (2) is fixedly installed with a flange (3), and the wiping plate (6) is attached to the inner wall of the connecting pipe (2). The outer side of the wiping plate (6) is attached to the inner wall of the connecting pipe (2) and is paved with a layer of ceramic surface (22), the connecting pipe (2) penetrates the inner wall of the flow-through hole (8) and is in contact with the outer edge of the vacuum sphere (7). The top end of the folding rod (19) is fixedly installed with a pull ring (21), the diameters of the sliding column (16) and the folding rod (19) are adapted, and the folding rod (19) is slidably connected with the inner wall of the rotating rod (14), and the inner wall of the connecting pipe (2) is provided with a high-density polyethylene layer.

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