Self-cleaning C-shaped ball valve element

Abstract

The utility model provides a self-cleaning C type ball valve core relates to ball valve technical field, including electric controller, outer shaft sleeve and motor, electric controller lower part center is equipped with the upper connecting rod, electric controller right part is equipped with the turntable, the lower part of upper connecting rod is fixed with the valve rod, the lower part middle of valve rod is sleeved in the outer shaft sleeve, and the outer shaft sleeve is equipped with the motor. A motor is installed in the lower portion of the valve rod, a valve element is fixed to the lower end of the valve rod, the inner side wall of the valve element just makes contact with the outer end of an inner scraper blade, an outer scraper blade is arranged on the right side of the inner scraper blade, the upper connecting rod, the valve rod and the valve element are each of a rotatable structure, and the center of an electric controller, the center of an outer shaft sleeve and the center of the motor are located on the same axis. A middle sealing sleeve is arranged on the outer side of the upper portion of the outer shaft sleeve and is made of silicon rubber materials. The C-shaped ball valve is provided with the inner and outer scraper structures, so that the inner and outer surfaces of the valve core of the C-shaped ball valve can be conveniently scraped, and the self-cleaning is quicker, more convenient, cleaner and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve technical field, concretely relates to a self-cleaning C type ball valve core. BACKGROUND

[0002] As an important industrial valve, C type ball valve is widely used in many fields, especially in harsh working conditions. According to the data of Qige Valve Group, C type full bore ball valve products are widely used in LNG, lithium battery, hydrogen energy, hydrogenation, molecular sieve, petrochemical, coal chemical industry, polysilicon, PTA, MDI, air separation and other severe conditions.

[0003] In the specification of prior art (announcement number CN207777673U) a kind of new self-cleaning ball valve core, it is mentioned that "the valve core is spherical structure, and a flow guide hole is provided on the valve core, the flow guide hole is coaxially distributed with the valve core, and is perpendicular and intersects with the valve rod axis, and the intersection point is located at the ball core position, at least two cleaning cavities are additionally provided in the valve core, the cleaning cavities are evenly around the valve core axis, and the corresponding outer surface of the cleaning cavities is not several perforations, the valve rod is coaxially distributed with the valve core, and is connected with the upper end surface of the valve core, and the valve rod is hollow tubular structure, and the valve rod is communicated with the cleaning cavity", but the existing technology is not cleaned completely to the adherend of the inner side wall and the outer side of the valve core, residual is prone to appear, and it is not fast, clean and convenient. CONTENT OF UTILITY MODEL

[0004] To overcome the defects existing in prior art, a self-cleaning C type ball valve core is provided to solve the problem that the existing technology is not cleaned completely to the adherend of the inner side wall and the outer side of the valve core, residual is prone to appear, and it is not fast, clean and convenient.

[0005] To achieve the above-mentioned purpose, a self-cleaning C type ball valve core is provided, which comprises an electric controller, an outer shaft sleeve and a motor, the lower center of the electric controller is provided with an upper connecting rod, and the right part of the electric controller is provided with a turntable, the lower part of the upper connecting rod is fixed with a valve rod, and the lower part of the valve rod is sleeved in the outer shaft sleeve, the lower part of the valve rod is provided with a motor, and the lower end of the valve rod is fixed with a valve core, the inner side wall of the valve core is in contact with the outer end of the inner scraper, and the right side of the inner scraper is provided with an outer scraper.

[0006] Further, the upper connecting rod, the valve rod and the valve core are all rotatable structures, and the centers of the electric controller, the outer shaft sleeve and the motor are all on the same axis.

[0007] Further, the upper part of the outer shaft sleeve is provided with a middle sealing sleeve on the outer side, and the middle sealing sleeve is made of silicone rubber material.

[0008] Further, the lower right side of the outer shaft sleeve is fixed with a right connecting plate, the lower end of the right connecting plate is fixed on the upper end of the outer scraper, and the outer scraper is an arc-shaped scraper structure made of stainless steel material.

[0009] Further, the valve core rotation angle is - degree, and the outer ring surface of the valve core after rotating degree is in contact with the inner end of the outer scraper.

[0010] Further, the lower end of the motor is provided with a rotating shaft, the lower end of the rotating shaft is fixed with an inner scraper, the outer end of the inner scraper is in contact with the inner side wall of the valve core, and the rotating shaft and the inner scraper are rotatable structures.

[0011] The utility model discloses the beneficial effect lies in:

[0012] 1. The utility model discloses when upper connecting rod, valve rod rotation activity, can drive valve core flexible left and right rotation activity and carry out switch valve mouth, the outer shaft sleeve is set in the middle part outer of valve rod, and the middle sealing sleeve of outer shaft sleeve upper portion is fixed in the upper portion inner of valve body, make valve core in the rotation process outer scraper fixed immovably, convenient through the contact of valve core back and forth rotation and the adhesion of outer scraper inner end and scrape the adherend of valve core outer surface.

[0013] 2. The utility model discloses the arc scraping plate structure of stainless steel material's outer scraper, convenient through the adhesion of outer scraper inner end to valve core outer ring face scraping, more convenient and easy.

[0014] 3. The utility model discloses the motor rotation rotating shaft, drive inner scraper together rotation activity, convenient when valve core immobile, carry out the adhesion of inner side wall of valve core and scrape, self -cleaning more convenient and easy. DRAWINGS

[0015] Figure 1 It is the front view schematic diagram of the utility model embodiment;

[0016] Figure 2 It is the valve core structure schematic diagram of the utility model embodiment;

[0017] Figure 3 It is the outer scraping plate structure front view schematic diagram of the utility model embodiment;

[0018] Figure 4 It is the outer scraping plate structure right view schematic diagram of the utility model embodiment;

[0019] Figure 5 It is the inner scraping plate structure front view schematic diagram of the utility model embodiment;

[0020] Figure 6 It is the inner scraping plate structure left view schematic diagram of the utility model embodiment.

[0021] In the drawing: 1, electric controller;10, rotating disc;11, upper connecting rod;12, valve rod;13, valve core;2, outer shaft sleeve;20, middle sealing sleeve;21, right connecting plate;22, outer scraper;3, motor;30, rotating shaft;31, inner scraper. DETAILED DESCRIPTION

[0022] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer, the utility model is further described in detail below in combination with the drawings and examples. The specific examples described herein are only used to explain the utility model and are not used to limit the utility model. Specific details such as specific system structures and technologies are proposed so that the utility model examples can be understood more thoroughly. The described examples are part of the embodiments of the disclosure, not all the embodiments.

[0023] The specific embodiments of the utility model are described in detail below in combination with the drawings.

[0024] Figure 1 is a front view schematic diagram of the utility model embodiment, Figure 2 is a valve core structure schematic diagram of the utility model embodiment, Figure 3 is a front view schematic diagram of the outer scraper structure of the utility model embodiment, Figure 4 is a right view schematic diagram of the outer scraper structure of the utility model embodiment, Figure 5 is a front view schematic diagram of the inner scraper structure of the utility model embodiment, and Figure 6 is a left view schematic diagram of the inner scraper structure of the utility model embodiment.

[0025] Referring to Figures 1 to 6 the utility model provides a kind of self-cleaning C type ball valve core, including electric controller 1, outer shaft sleeve 2 and motor 3, the lower center of electric controller 1 is equipped with upper connecting rod 11, and the right part of electric controller 1 is equipped with rotary disc 10, the lower part of upper connecting rod 11 is fixed with valve rod 12, and the lower part of valve rod 12 is placed in outer shaft sleeve 2, motor 3 is installed in the lower part of valve rod 12, and the lower end of valve rod 12 is fixed with valve core 13, the inner side wall of valve core 13 is just contacted with the outer end of inner scraper 31, and the right side of inner scraper 31 is provided with outer scraper 22.

[0026] In the embodiment, upper connecting rod 11, valve rod 12 and valve core 13 are all rotatable structure, and the center of electric controller 1, outer shaft sleeve 2 and motor 3 are all on the same axis.

[0027] As a preferred embodiment, when upper connecting rod 11, valve rod 12 rotate and move, valve core 13 can be driven to rotate flexibly left and right to open and close valve port, outer shaft sleeve 2 is placed on the outer middle part of valve rod 12, and the upper middle sealing sleeve 20 of outer shaft sleeve 2 is fixed in the upper part of valve body, so that outer scraper 22 is fixed during the rotation process of valve core 13, and the adhesion on the outer surface of valve core 13 can be scraped off by the contact between valve core 13 and the inner end of outer scraper 22.

[0028] In the embodiment, the upper outer side of the outer sleeve 2 is provided with a middle sealing sleeve 20, and the middle sealing sleeve 20 is made of silicone rubber material; the lower right side of the outer sleeve 2 is fixed with a right connecting plate 21, and the lower end of the right connecting plate 21 is fixed on the upper end of an outer scraper 22, and the outer scraper 22 is an arc-shaped scraper structure made of stainless steel material.

[0029] As a preferred embodiment, the outer scraper 22 in the utility model is an arc-shaped scraper structure made of stainless steel material, which facilitates the scraping of the adhering matters on the outer ring surface of the valve core 13 through the inner end of the outer scraper 22.

[0030] In the embodiment, the rotation angle of the valve core 13 is 0-180 degrees, and the outer ring surface of the valve core 13 after rotating 180 degrees to the right is in contact with the inner end of the outer scraper 22; the lower end of the motor 3 is provided with a rotating shaft 30, the lower end of the rotating shaft 30 is fixed with an inner scraper 31, the outer end of the inner scraper 31 is in contact with the inner side wall of the valve core 13, and the rotating shaft 30 and the inner scraper 31 are rotatable structures.

[0031] As a preferred embodiment, the motor 3 rotates the rotating shaft 30 to drive the inner scraper 31 to rotate, which facilitates the scraping of the adhering matters on the inner side wall of the valve core 13 when the valve core 13 is not moving, and the self-cleaning is more convenient.

[0032] The utility model can effectively solve the problem that the adhering matters on the inner side wall and the outer side of the valve core are not cleaned completely in the prior art, and residues are easily left, and the cleaning is not fast, clean and convenient, the utility model is provided with inner and outer scraper structures, which facilitates the scraping of the adhering matters on the inner and outer surfaces of the valve core of the C-shaped ball valve, and the self-cleaning is faster, more convenient, cleaner and more convenient.

[0033] The above embodiments are used to explain and illustrate the utility model, but not to limit the utility model, and any modification and change made to the utility model within the spirit and the scope of the application protection right claim should be included in the protection range of the utility model.

Claims

1. A self-cleaning C-type ball valve core, characterized in that: The device includes an electric controller (1), an outer bushing (2), and a motor (3). An upper connecting rod (11) is installed at the lower center of the electric controller (1), and a turntable (10) is installed on the right side of the electric controller (1). A valve stem (12) is fixed at the lower part of the upper connecting rod (11), and the lower middle part of the valve stem (12) is fitted inside the outer bushing (2). A motor (3) is installed inside the lower part of the valve stem (12), and a valve core (13) is fixed at the lower end of the valve stem (12). The inner sidewall of the valve core (13) is in contact with the outer end of the inner scraper (31), and an outer scraper (22) is provided on the right side of the inner scraper (31).

2. The self-cleaning C-type ball valve core according to claim 1, characterized in that, The upper connecting rod (11), valve stem (12) and valve core (13) are all rotatable structures, and the centers of the electric controller (1), outer bushing (2) and motor (3) are all on the same axis.

3. The self-cleaning C-type ball valve core according to claim 1, characterized in that, The outer bushing (2) is provided with a middle sealing sleeve (20) on the upper outer side, and the middle sealing sleeve (20) is made of silicone rubber.

4. The self-cleaning C-type ball valve core according to claim 1, characterized in that, The lower right side of the outer bushing (2) is fixed with a right connecting plate (21), and the lower end of the right connecting plate (21) is fixed to the upper end of the outer scraper (22). The outer scraper (22) is made of stainless steel with an arc-shaped scraper structure.

5. The self-cleaning C-type ball valve core according to claim 1, characterized in that, The valve core (13) has a rotation angle of 0-180 degrees, and the outer ring surface of the valve core (13) after rotating (180) degrees to the right is in contact with the inner end of the outer scraper (22).

6. The self-cleaning C-type ball valve core according to claim 1, characterized in that, The lower end of the motor (3) is equipped with a rotating shaft (30), and the lower end of the rotating shaft (30) is fixed with an inner scraper (31). The outer end of the inner scraper (31) is in contact with the inner sidewall of the valve core (13). Both the rotating shaft (30) and the inner scraper (31) are rotatable structures.

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