High-wear-resistance valve body structure

Abstract

The invention mainly relates to a high-wear-resistance valve body structure, which is mainly characterized in that a first pulley unit arranged in the Y-axis direction and a second pulley unit arranged in the X-axis direction are respectively arranged in a mutually connected manner through opening parts of wear-resistance units at four corner positions of a base frame of a valve body relative to a horizontal 45-degree angle; the first pulley unit is further provided with the first pulley body and the second pulley body, so that the anti-wear coefficient can be increased, rust, noise and dust caused by frequent friction between the valve body and the valve seat can be prevented, and the surface contact area of the valve body during displacement relative to the actuating groove of the valve seat can be greatly increased; the thickness of the first pulley unit and the thickness of the second pulley unit are light and thin, so that the problem of poor contact between the valve body and the actuating groove can be avoided.

Description

Technical Field

[0001] The present invention relates to a highly wear-resistant valve body structure, which mainly avoids the problem of poor contact between the valve body and the actuating groove by greatly increasing the surface contact area of ​​the valve body when the valve body is displaced relative to the actuating groove of the valve seat. Background Art

[0002] The conventional structure is a vacuum valve as shown in US Pat. No. 7,090,192, which includes a valve body, in which a gate group is provided which is driven by a swing arm, and the gate group can close or open a valve on the valve body. The gate group includes two gate plates, and the structure allows the two gate plates to be spread outwards, so that the gate plates are closely attached to the valve port to achieve a high air density. However, the conventional valve opener is made of metal material, and when the metal valve opener contacts the valve seat of the metal component through wear, a lot of dust will be generated.

[0003] Therefore, in view of the problems existing in the above-mentioned conventional structures, how to develop an innovative structure that is more ideal and practical is what consumers are eagerly looking forward to, and it is also the goal and direction that related industries must strive to develop and break through. In view of this, the creator, based on many years of experience in manufacturing, developing and designing related products, has designed and carefully evaluated the above-mentioned goals in detail, and finally obtained a truly practical present invention. Summary of the invention

[0004] That is, the main purpose of the present invention is to provide a highly wear-resistant valve body structure; the problem to be solved is to overcome the problem that when the valve body is closed or opened relative to the valve, the conventional structure is prone to rust, noise and dust due to frequent friction between the valve body and the actuating groove;

[0005] The present invention mainly comprises a valve seat, a longitudinal actuating groove is formed inside, the valve seat passes through a valve port in the horizontal direction, the valve port is connected to the actuating groove, two first walls are formed in the Y-axis direction in the actuating groove of the valve seat, and two second walls are formed in the X-axis direction in the actuating groove of the valve seat, a fixed edge is provided at the upper end of the valve seat, and a plurality of locking holes are provided on the fixed edge; a driving cylinder, a fixed base is provided at the bottom corresponding to the fixed edge of the valve seat, and the fixed base is provided with corresponding groups of holes corresponding to the locking holes of the valve seat, and the groups of holes and The locking hole is used to screw and lock the fixed base of the driving cylinder and the fixed edge of the valve seat relative to each other through a bolt; the bottom of the driving cylinder actuates a telescopic rod, and a fixed end is provided at the bottom end of the telescopic rod; a valve body comprises a base frame and two gate plates fixed at the front and rear ends of the base frame, wherein the top of the base frame is connected to the fixed end of the driving cylinder at a predetermined position, so that the valve body can be driven by the telescopic displacement of the driving cylinder relative to the telescopic rod, so that the valve body can move back and forth in the actuating groove inside the valve seat. When the valve body moves toward When the valve body is displaced downward to the valve port, each gate plate can just close the valve port, so that the valve port is in a front-to-back sealed state; conversely, when the valve body is displaced upward to the top, the valve port is in a front-to-back unblocked open state; and four anti-wear units, including expansion parts arranged at the four corners of the base frame of the valve body at an angle of 45 degrees relative to the horizontal, each expansion part is generally in an inverted L shape, and the four groups of expansion parts are arranged symmetrically in the upper, lower, left and right directions; a pivot hole is provided at one side end of the expansion part in the Y-axial position, and a first pulley unit is pivotally provided in the pivot hole, so that The first pulley unit includes a first wheel body and a second wheel body, the thickness of the first wheel body and the second wheel body are relatively thin, and the wheel surface positions of the first wheel body and the second wheel body just contact the second wall surface of the actuating groove inside the valve seat; the expansion portion is connected to a pivot portion in an X-axial position relative to the other side end of the first pulley unit, and the pivot portion is pivotally provided with a second pulley unit, the thickness of the second pulley unit is also relatively thin, and the wheel surface position of the second pulley unit just contact the first wall surface of the actuating groove inside the valve seat.

[0006] Thus, the present invention provides a first pulley unit arranged in the Y-axis direction and a second pulley unit arranged in the X-axis direction, which are connected to each other through the support parts of the anti-wear units at the four corners of the base frame of the valve body at an angle of 45 degrees relative to the horizontal, and the first pulley unit is further divided into a first wheel body and a second wheel body, which can improve the anti-wear coefficient, prevent the frequent friction between the valve body and the valve seat from generating rust, noise and dust, and greatly increase the surface contact area of ​​the valve body when the actuating groove of the valve seat is displaced. Furthermore, the thickness of the first pulley unit and the second pulley unit of the present invention is relatively thin, which can avoid the problem of poor contact between the valve body and the actuating groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] The various technical features of the present application and the relationship between them are further explained below with reference to the accompanying drawings. The accompanying drawings are exemplary, and some technical features are not shown in actual proportion. In addition, some drawings may omit technical features that are commonly used in the technical field to which the present application belongs and are not essential for understanding and implementing the present application, or additional technical features that are not essential for understanding and implementing the present application may be shown. In other words, the combination of the various technical features shown in the accompanying drawings is not used to limit the present application. In addition, throughout the present application, the same figure numbers refer to the same content. The specific description of the drawings is as follows:

[0008] Figure 1 It is a three-dimensional diagram of the highly wear-resistant valve body structure of the present invention.

[0009] Figure 2 It is a three-dimensional exploded view of the highly wear-resistant valve body structure of the present invention.

[0010] Figure 3 A three-dimensional diagram of the valve body of the highly wear-resistant valve body structure of the present invention.

[0011] Figure 4 This is a partially exploded three-dimensional view of the valve body of the highly wear-resistant valve body structure of the present invention.

[0012] Figure 5 It is a partial cross-sectional stereoscopic view of the second pulley unit of the highly wear-resistant valve body structure of the present invention.

[0013] Figure 6 It is a partial cross-sectional stereoscopic view of the first pulley unit of the highly wear-resistant valve body structure of the present invention.

[0014] Figure 7 Schematic diagram of the three-dimensional action of the valve body of the highly wear-resistant valve body structure of the present invention relative to the actuating groove Figure 1 .

[0015] Figure 8 Schematic diagram of the three-dimensional action of the valve body of the highly wear-resistant valve body structure of the present invention relative to the actuating groove Figure 2 .

[0016] Fig. 9 It is a three-dimensional partial enlarged view of the anti-wear unit of the highly wear-resistant valve body structure of the present invention.

[0017] Fig.10 It is a partial cross-sectional stereoscopic view from another angle of the highly wear-resistant valve body structure of the present invention.

[0018] Fig.11 The cross-sectional view of the valve body of the highly wear-resistant valve body structure of the present invention relative to the actuating groove Figure 1 .

[0019] Fig.12The cross-sectional view of the valve body of the highly wear-resistant valve body structure of the present invention relative to the actuating groove Figure 2 .

[0020] Explanation of the reference numerals: 10-valve seat; 11-actuating groove; 12-first wall; 13-second wall; 14-valve port; 15-fixed edge; 16-locking hole; 20-driving cylinder; 21-gas and oil pressure valve; 22-fixed base; 23-group hole; 24-bolt; 30-valve body; 31-gate plate; 32-fixed end; 33-telescopic rod; 34-base; 40-anti-wear unit; 41-opening part; 42-pivot hole; 43-pivot part; 431-limit stop part; 44-first pulley unit; 441-first wheel body; 442-shaft group part; 443-embedded end; 444-second wheel body; 445-pivot hole; 446-stop edge; 45-second pulley unit; 451-shaft hole; 452-stop edge. DETAILED DESCRIPTION

[0021] See also Figures 1 to 12 The figure shows a preferred embodiment of the highly wear-resistant valve body structure of the present invention, but such embodiments are for illustration only and are not limited to such structures in the patent application; it includes:

[0022] A valve seat 10 is provided with a longitudinal actuating groove 11 formed therein, the valve seat 10 is laterally penetrated by a valve port 14, the valve port 14 is connected to the actuating groove 11, two first walls 12 are formed in the Y-axis direction of the actuating groove 11 of the valve seat 10, and two second walls 13 are formed in the X-axis direction of the actuating groove 11 of the valve seat 10, and a fixing edge 15 is provided at the upper end of the valve seat 10, and a plurality of locking holes 16 are provided on the fixing edge 15:

[0023] A driving cylinder 20, having two gas and oil pressure valves 21 for actuating the driving cylinder 20, a fixing base 22 is provided at the bottom corresponding to the fixing edge 15 of the valve seat 10, the fixing base 22 is provided with corresponding sets of holes 23 corresponding to the locking holes 16 of the valve seat 10, the sets of holes 23 and the locking holes 16 are screwed and fixedly combined with the fixing base 22 of the driving cylinder 20 and the fixing edge 15 of the valve seat 10 by a bolt 24; wherein a telescopic rod 33 is actuated at the bottom of the driving cylinder 20, and a fixing end 32 is provided at the bottom end of the telescopic rod 33;

[0024] a valve body 30, comprising a base frame 34 and two gate plates 31 respectively fixed to the front and rear ends of the base frame 34, wherein the top of the base frame 34 is connected to the fixed end 32 of the driving cylinder 20 at a predetermined position, so that the valve body 30 can be driven by the telescopic displacement of the driving cylinder 20 relative to the telescopic rod 33, so that the valve body 30 can move back and forth in the actuating groove 11 inside the valve seat 10, when the valve body 30 is displaced downward to the valve port 14, each gate plate 31 can just close the valve port 14, so that the valve port 14 is in a front-to-back sealed state; conversely, when the valve body 30 is displaced upward to the top, the valve port 14 is in a front-to-back unblocked open state; and

[0025] The four anti-wear units 40 include support parts 41 disposed at four corners of the base frame 34 of the valve body 30 at an angle of 45 degrees relative to the horizontal. Each of the support parts 41 is generally in an inverted L shape, and the four groups of support parts 41 are symmetrically arranged in the upper, lower, left and right directions. A pivot hole 42 is provided at one side end of the support part 41 in a Y-axial position, and a first pulley unit 44 is pivotally provided in the pivot hole 42. The first pulley unit 44 includes a first wheel body 441 and a second wheel body 444. The thickness of the first wheel body 441 and the second wheel body 444 is relatively thin, and the first wheel body 441 and the second wheel body 444 are relatively thin. The wheel surface position of the second wheel body 444 just contacts the second wall surface 13 of the actuating groove 11 inside the valve seat 10; the expansion portion 41 is connected to a pivot portion 43 at the other side end relative to the first pulley unit 44 in an X-axial position, and the pivot portion 43 is pivotally provided with a second pulley unit 45, and the thickness of the second pulley unit 45 is also relatively thin, and the wheel surface position of the second pulley unit 45 just contacts the first wall surface 12 of the actuating groove 11 inside the valve seat 10; wherein the outer diameter of the second pulley unit 45 is larger than the outer diameters of the first wheel body 441 and the second wheel body 444 of the first pulley unit 44.

[0026] Then, the first pulley unit 44 has a shaft assembly portion 442 axially disposed at one end of the first wheel body 441. The shaft assembly portion 442 is axially set to be located at the pivot hole 42 of the expansion portion 41. The end of the shaft assembly portion 442 is provided with an inserting end 443, and the second wheel body 444 is provided with a pivot hole 445 corresponding to the shaft assembly portion 442. The pivot hole 445 is provided for the shaft assembly portion 442 to be axially assembled, and a stop edge 446 is provided around the inner edge of the pivot hole 445. The embedding end 443 is embedded and positioned at the stopping edge 446; the central axis of the second pulley unit 45 is provided with an axial hole 451, and the axial hole 451 is axially set to be located at the pivot portion 43 of the support portion 41. A stopping edge 452 is arranged around the inner edge of the axial hole 451. The axial hole 451 provides an axial assembly for the pivot portion 43, and the pivot portion 43 is provided with a limit stop portion 431, so that the limit stop portion 431 is embedded and positioned at the stopping edge 452.

[0027] Preferably, each of the first pulley unit 44 and the second pulley unit 45 can be made of plastic materials such as plastic steel, plastic or rubber instead of metal bearings. The characteristics of the above plastic materials can increase the elastic buffering effect and reduce costs.

[0028] Preferably, the base frame 34 of the valve body 30 and the opening portions 41 disposed at four corners at an angle of 45 degrees relative to the horizontal can be integrally formed to increase structural rigidity.

[0029] See also Fig. 9 As shown, the wheel surfaces of the first wheel body 441 and the second wheel body 444 of the first pulley unit 44 just contact and roll on the second wall surface 13 of the actuating groove 11 inside the valve seat 10 .

[0030] See also Fig.10 As shown, the wheel surface of the second pulley unit 45 just contacts and rolls on the first wall surface 12 of the actuating groove 11 inside the valve seat 10 .

[0031] Thus, the present invention provides a first pulley unit arranged in the Y-axis direction and a second pulley unit arranged in the X-axis direction, which are connected to each other through the expansion parts of the anti-wear unit at the four corners of the base frame of the valve body at an angle of 45 degrees relative to the horizontal, and the first pulley unit is further divided into a first wheel body and a second wheel body, which can improve the anti-wear coefficient, prevent the frequent friction between the valve body and the valve seat from generating rust, noise and dust, and greatly increase the surface contact area of ​​the valve body when the actuating groove of the valve seat is displaced. Furthermore, the thickness of the first pulley unit and the second pulley unit of the present invention is relatively thin, which can avoid the problem of poor contact between the valve body and the actuating groove.

[0032] The term "comprising" used throughout the present application should not be interpreted as being limited to what is listed thereafter; it does not exclude other structural elements or steps.

[0033] It can be understood that those skilled in the art can combine the features mentioned in one or more embodiments mentioned in the entire application with the features in other embodiments in any appropriate manner to implement the application.

[0034] Note that the above are only preferred embodiments of the present application and the technical principles used. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present application. Therefore, although the present application is described in more detail through the above embodiments, the present application is not limited to the above embodiments, and may also include more other equivalent embodiments without departing from the technical concept of the present application, all of which belong to the protection scope of the present application.

Claims

1. A highly wear-resistant valve body structure, characterized in that: Include: A valve seat, with a longitudinal actuating groove formed inside, the valve seat horizontally passing through a valve port, the valve port communicating with the actuating groove, two first walls opposite to each other formed in the Y-axis direction of the actuating groove of the valve seat, and two second walls opposite to each other formed in the X-axis direction of the actuating groove of the valve seat, a fixed edge is provided at the upper end of the valve seat, and a plurality of locking holes are provided on the fixed edge; A driving cylinder, a fixed base is provided at the bottom corresponding to the fixed edge of the valve seat, the fixed base is provided with corresponding group holes corresponding to the locking holes of the valve seat, the group holes and the locking holes are used to make the fixed base of the driving cylinder and the fixed edge of the valve seat relatively screwed and locked together through a bolt; wherein the bottom of the driving cylinder actuates a telescopic rod, and the bottom end of the telescopic rod is provided with a fixed end; A valve body, comprising a base frame and two gate plates respectively fixed to the front and rear ends of the base frame, wherein the top of the base frame is connected to the fixed end of the driving cylinder at a predetermined position, so that the valve body can be driven by the telescopic displacement of the driving cylinder relative to the telescopic rod, so that the valve body can move back and forth in the actuating groove inside the valve seat, and when the valve body is displaced downward to the valve port, each gate plate can just close the valve port, so that the valve port is in a front-to-back sealed state; conversely, when the valve body is displaced upward to the top, the valve port is in an open state with front and back unblocked; and Four anti-wear units include support parts which are arranged at four corners of the base frame of the valve body at an angle of 45 degrees relative to the horizontal, each of the support parts is generally in an inverted L shape, and the four groups of support parts are symmetrically arranged in the upper, lower, left and right directions; one side end of the support part is provided with a pivot hole in the Y-axial position, and a first pulley unit is pivotally provided in the pivot hole, and the first pulley unit includes a first wheel body and a second wheel body, the thickness of the first wheel body and the second wheel body is relatively thin, and the wheel surface position of the first wheel body and the second wheel body just contacts the second wall surface of the actuating groove inside the valve seat; the other side end of the support part is connected with a pivot part in the X-axial position relative to the first pulley unit, and a second pulley unit is pivotally provided in the pivot part, the thickness of the second pulley unit is also relatively thin, and the wheel surface position of the second pulley unit just contacts the first wall surface of the actuating groove inside the valve seat.

2. The highly wear-resistant valve body structure according to claim 1, characterized in that: An axis assembly part is axially arranged at one end of the first wheel body of the first pulley unit, and the axis of the axis assembly part is set to be located in the pivot hole of the support part. An embedding end is arranged at the end of the axis assembly part, and a pivot hole is arranged at the second wheel body corresponding to the axis assembly part, and the pivot hole provides the axis assembly part for insertion, and a stopping edge is arranged around the inner edge of the pivot hole, so that the embedding end is embedded and positioned at the stopping edge position.

3. The highly wear-resistant valve body structure according to claim 1, characterized in that: The central axis of the second pulley unit is provided with an axial hole, the axial hole axis is set to be located at the pivot part of the support part, the inner edge of the axial hole is ringed with a stop edge, the axial hole provides the axial assembly of the pivot part, and the pivot part is provided with a limit stop part, so that the limit stop part is embedded and positioned at the stop edge position.

4. The highly wear-resistant valve body structure according to claim 1, characterized in that: Each of the first pulley unit and the second pulley unit can be made of plastic materials such as plastic steel, plastic or rubber.

5. The highly wear-resistant valve body structure according to claim 1, characterized in that: The base frame of the valve body and the support parts arranged at four corners at an angle of 45 degrees relative to the horizontal can be integrally formed.

6. The highly wear-resistant valve body structure according to claim 1, characterized in that: An outer diameter of the second pulley unit is greater than outer diameters of the first wheel body and the second wheel body of the first pulley unit.

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