Split type ball valve ball body

Abstract

The utility model discloses a split type ball valve ball which comprises a ball body, a valve rod is fixedly arranged at the upper end of the ball body, the ball body comprises an upper hemisphere and a lower hemisphere, the upper hemisphere and the lower hemisphere are fixedly connected through a fixing part, a circulation opening is formed in the center of the ball body, and a valve rod is fixedly arranged at the upper end of the ball body. A clamping ring groove is formed in the position, corresponding to the middle of the circulation opening, of the ball body in a communicating mode, a ring is clamped in the clamping ring groove, a filter screen is fixedly arranged in the center of the ring, spiral plates are arranged on the portions, located on the two sides of the filter screen, in the circulation opening, and clamping blocks are fixedly arranged on the upper sides and the lower sides of the spiral plates. Clamping grooves are formed in the positions, corresponding to the clamping blocks, of the ball body, and the clamping blocks are clamped in the clamping grooves; the filter screen is detachable, can effectively buffer the impact force of medium circulation, and plays a role in protecting the filter screen and the pipeline.

Description

Technical Field

[0001] The utility model relates to the technical field of spheres, and more specifically to a split-type ball valve sphere. Background Art

[0002] The ball is an important component of a ball valve. The ball is usually provided with a medium channel with a circular cross-section. When in use, people usually drive the valve stem to drive the ball to rotate, so that the valve flow can be adjusted according to the opening size of the medium channel on the ball.

[0003] The filter mesh ball valve disclosed in the prior art with the publication number CN203463712U realizes the filtering of impurities by setting a filter mesh inside the ball; however, the filter mesh is difficult to remove and inconvenient to clean, and the medium will have a huge impact on the filter mesh and the connected pipes during the circulation process, which may cause the filter mesh and the pipes to be easily damaged. Therefore, the utility model proposes a split ball valve ball. Utility Model Content

[0004] The utility model aims to provide a split ball valve ball body, wherein the filter screen is detachable and can effectively buffer the impact force of the medium flow, thereby playing a role in protecting the filter screen and the pipeline.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A split ball valve ball comprises a ball body, a valve stem is fixedly provided at the upper end of the ball body, the ball body comprises an upper hemisphere and a lower hemisphere, the upper hemisphere and the lower hemisphere are fixedly connected by a fixing part, a flow opening is provided at the center of the ball body, a retaining ring groove is provided at the middle of the ball body corresponding to the flow opening, a ring is clamped in the retaining ring groove, a filter screen is fixedly provided at the center of the ring, spiral plates are provided on both sides of the filter screen in the flow opening, clamping blocks are fixedly provided on the upper and lower sides of the spiral plate, and clamping grooves are provided at the positions of the ball body corresponding to the clamping blocks, and the clamping blocks are clamped in the clamping grooves.

[0007] By adopting the above technical solution, the utility model has the following advantages:

[0008] The arrangement of the upper hemisphere and the lower hemisphere of the utility model allows the sphere body to be separated, so that the filter screen and the spiral plate can be disassembled and cleaned; the arrangement of the filter screen of the utility model allows impurities in the medium to be effectively filtered; the arrangement of the spiral plate of the utility model allows the medium to flow along with the rotation of the spiral plate when the ball valve is opened, effectively reducing the impact force of the medium and playing a buffering role, thereby playing a role in protecting the filter screen and the pipeline.

[0009] Furthermore, the fixing part includes a fixing block and a fixing groove, and a fixing block and a fixing groove are respectively fixed on both sides of the lower end surface of the upper hemisphere and the upper end surface of the lower hemisphere, the fixing block of the upper hemisphere corresponds to the fixing groove of the lower hemisphere, and the fixing groove of the upper hemisphere corresponds to the fixing block of the lower hemisphere, and the fixing blocks are respectively clamped in the corresponding fixing grooves and fixedly connected by bolts.

[0010] By adopting the above technical solution, the utility model has the following advantages:

[0011] The arrangement of the fixing block and the fixing groove of the utility model enables the upper hemisphere and the lower hemisphere to be quickly correspondingly fixedly connected.

[0012] Furthermore, an embedded groove is provided at a position corresponding to the fixing groove on one side of the upper hemisphere and the lower hemisphere, and the bolt is located in the embedded groove and passes through the corresponding upper hemisphere, lower hemisphere and fixing block.

[0013] By adopting the above technical solution, the utility model has the following advantages:

[0014] The arrangement of the embedded groove of the utility model ensures that the bolt will not protrude from the spherical body, thereby not affecting the rotation of the spherical body in the ball valve.

[0015] Furthermore, a sealing portion is embedded in the embedded groove, and an inner groove is provided in the sealing portion at a position corresponding to the bolt, and one end of the bolt is clamped in the inner groove.

[0016] By adopting the above technical solution, the utility model has the following advantages:

[0017] The sealing part of the utility model is arranged to fill the embedded groove, so as not to affect the rotation of the ball body in the ball valve.

[0018] Furthermore, the outer side surface of the sealing portion and both end surfaces of the fixing block match the outer side surface of the sphere body.

[0019] By adopting the above technical solution, the utility model has the following advantages:

[0020] The above arrangement of the utility model enables the ball body, the sealing part and the fixing block to form a complete sphere, which will not affect the rotation of the ball body in the ball valve.

[0021] Furthermore, a sealing groove is provided at the upper end of each of the fixing blocks, and a sealing strip is fixedly provided in each of the sealing grooves.

[0022] By adopting the above technical solution, the utility model has the following advantages:

[0023] The provision of the sealing strip of the utility model can effectively enhance the sealing performance between the upper hemisphere and the lower hemisphere, and effectively prevent the leakage of the medium. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 It is a schematic diagram of the right side cross-sectional structure of the utility model;

[0027] Figure 3 It is a schematic diagram of the front cross-sectional structure of the utility model.

[0028] Figure numerals: 1, valve stem; 2, spiral plate; 201, clamping block; 3, ring; 301, filter screen; 4, fixing block; 401, sealing groove; 402, sealing strip; 5, sealing part; 501, inner groove; 6, upper hemisphere; 7, clamping groove; 8, clamping ring groove; 9, flow port; 10, lower hemisphere; 11, fixing groove; 12, bolt; 13, embedded groove. DETAILED DESCRIPTION

[0029] like Figure 1 to Figure 2 As shown, in the specific embodiment, a split ball valve ball includes a ball body, a valve stem 1 is fixedly provided at the upper end of the ball body, the ball body includes an upper hemisphere 6 and a lower hemisphere 10, the upper hemisphere 6 and the lower hemisphere 10 are fixedly connected by a fixing part, a flow port 9 is provided at the center of the ball body, a retaining ring groove 8 is provided in the middle of the ball body corresponding to the flow port 9, a ring 3 is clamped in the retaining ring groove 8, a filter screen 301 is fixedly provided in the center of the ring 3, spiral plates 2 are provided on both sides of the filter screen 301 in the flow port 9, clamping blocks 201 are fixedly provided on the upper and lower sides of the spiral plate 2, and clamping grooves 7 are provided at the position of the ball body corresponding to the clamping block 201, and the clamping block 201 is clamped in the clamping groove 7.

[0030] Through the above settings, the settings of the upper hemisphere 6 and the lower hemisphere 10 of the utility model allow the sphere body to be separated, so that the filter screen 301 and the spiral plate 2 can be disassembled and cleaned; the setting of the filter screen 301 of the utility model allows impurities in the medium to be effectively filtered; the setting of the spiral plate 2 of the utility model allows the medium to flow with the rotation of the spiral plate 2 when the ball valve is opened, effectively reducing the impact force of the medium and playing a buffering role, thereby protecting the filter screen 301 and the pipeline.

[0031] like Figure 1 and Figure 3As shown, the fixing part includes a fixing block 4 and a fixing groove 11, and the fixing blocks 4 and the fixing groove 11 are fixedly provided on both sides of the lower end surface of the upper hemisphere 6 and the upper end surface of the lower hemisphere 10, respectively. The fixing block 4 of the upper hemisphere 6 corresponds to the fixing groove 11 of the lower hemisphere 10, and the fixing groove 11 of the upper hemisphere 6 corresponds to the fixing block 4 of the lower hemisphere 10. The fixing blocks 4 are respectively clamped in the corresponding fixing grooves 11 and fixedly connected by bolts 12; the position of the upper hemisphere 6 and the lower hemisphere 10 corresponding to the fixing groove 11 is Each of the above-mentioned parts is provided with an embedded groove 13, and the bolt 12 is located in the embedded groove 13 and passes through the corresponding upper hemisphere 6, lower hemisphere 10 and fixed block 4; a sealing part 5 is embedded in the embedded groove 13, and the sealing part 5 is provided with an inner groove 501 at the position corresponding to the bolt 12, and one end of the bolt 12 is clamped in the inner groove 501; the outer side surface of the sealing part 5 and the two end surfaces of the fixed block 4 are matched with the outer side surface of the sphere body; the upper end of the fixed block 4 is provided with a sealing groove 401, and a sealing strip 402 is fixed in the sealing groove 401.

[0032] Through the above settings, the settings of the fixing block 4 and the fixing groove 11 of the utility model enable the upper hemisphere 6 and the lower hemisphere 10 to be quickly fixedly connected in correspondence; the setting of the embedded groove 13 of the utility model enables the bolt 12 to not protrude from the spherical body, thereby not affecting the rotation of the spherical body in the ball valve; the setting of the sealing part 5 of the utility model plays a role in filling the embedded groove 13, thereby not affecting the rotation of the spherical body in the ball valve; the above settings of the utility model enable the spherical body, the sealing part 5 and the fixing block 4 to form a complete sphere, which will not affect the rotation of the spherical body in the ball valve; the setting of the sealing strip 402 of the utility model can effectively enhance the sealing between the upper hemisphere 6 and the lower hemisphere 10, and effectively prevent medium leakage.

[0033] Working principle: During installation, first align the ring 3 with the snap ring groove 8 of the lower hemisphere 10 and insert it, then align the block 201 of the spiral plate 2 with the snap ring groove 7 of the lower hemisphere 10 and insert it, then align the fixing groove 11 of the upper hemisphere 6 with the fixing block 4 and insert it. At this time, the snap ring groove 8 and the snap ring groove 7 of the upper hemisphere 6 will be fixed to the ring 3 and the block 201 respectively, thereby fixing the filter 301 and the spiral plate 2, and then insert the bolts 12 into the embedded grooves 13 on both sides to fix them, so that the upper hemisphere 6 is fixed to the lower hemisphere 10, and finally align the sealing part 5 with the embedded groove 13 and press it in to fix it. When the filter 301 and the spiral plate 2 need to be taken out for cleaning, the reverse operation can be performed to disassemble them.

[0034] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A split ball valve ball, comprising a ball body, a valve stem (1) is fixedly provided on the upper end of the ball body, characterized in that: The spherical body comprises an upper hemisphere (6) and a lower hemisphere (10), the upper hemisphere (6) and the lower hemisphere (10) being fixedly connected via a fixing portion, a flow opening (9) being provided at the center of the spherical body, a snap ring groove (8) being provided at the middle of the spherical body corresponding to the flow opening (9), a ring (3) being fixedly provided in the snap ring groove (8), a filter screen (301) being fixedly provided at the center of the ring (3), spiral plates (2) being provided at both sides of the filter screen (301) in the flow opening (9), a clamping block (201) being fixedly provided at both upper and lower sides of the spiral plate (2), a clamping groove (7) being provided at a position of the spherical body corresponding to the clamping block (201), the clamping block (201) being clamped in the clamping groove (7).

2. A split ball valve ball according to claim 1, characterized in that: The fixing portion comprises a fixing block (4) and a fixing groove (11); the fixing block (4) and the fixing groove (11) are respectively fixedly provided on the lower end surface of the upper hemisphere (6) and the upper end surface of the lower hemisphere (10); the fixing block (4) of the upper hemisphere (6) corresponds to the fixing groove (11) of the lower hemisphere (10); the fixing groove (11) of the upper hemisphere (6) corresponds to the fixing block (4) of the lower hemisphere (10); the fixing blocks (4) are respectively clamped in the corresponding fixing grooves (11) and fixedly connected by bolts (12).

3. A split ball valve ball according to claim 2, characterized in that: An embedded groove (13) is provided at a position corresponding to the fixing groove (11) on one side of the upper hemisphere (6) and the lower hemisphere (10); the bolt (12) is located in the embedded groove (13) and passes through the corresponding upper hemisphere (6), lower hemisphere (10) and fixing block (4).

4. A split ball valve ball according to claim 3, characterized in that: A sealing portion (5) is embedded in the embedded groove (13), and an inner groove (501) is provided in the sealing portion (5) at a position corresponding to the bolt (12), and one end of the bolt (12) is clamped in the inner groove (501).

5. A split ball valve ball according to claim 4, characterized in that: The outer side surface of the sealing portion (5) and the two end surfaces of the fixing block (4) are both matched with the outer side surface of the spherical body.

6. A split ball valve ball according to claim 5, characterized in that: The upper end of each of the fixing blocks (4) is provided with a sealing groove (401), and a sealing strip (402) is fixedly provided in each of the sealing grooves (401).

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