Hydraulic half-ball valve

Abstract

The utility model relates to the technical field of valve equipment, and discloses a hydraulic half-ball valve which comprises a pipeline, a fourth sealing block is fixedly arranged at the bottom of the middle of the interior of the pipeline, a fixing plate is movably arranged at the top of the interior of the pipeline, and a first sealing block is fixedly arranged in the middle of the bottom of the fixing plate. A second sealing block is fixedly arranged on one side of the first sealing block, and a third sealing block is fixedly arranged on the side, away from the second sealing block, of the first sealing block. According to the sealing device, the check blocks are arranged on the two sides of the second sealing block and the two sides of the third sealing block, a worker rotates the connecting rod to drive the fixing plate at the bottom to move downwards, and therefore the first sealing block and the fourth sealing block coincide; and sealing strips are arranged on the peripheries of the first sealing block, the second sealing block, the third sealing block and the fourth sealing block, so that the sealing performance can be improved, and liquid is prevented from flowing in gaps.

Description

Technical Field

[0001] The utility model relates to the technical field of valve equipment, in particular to a hydraulic semi-ball valve. Background Art

[0002] The semi-ball valve is a new type of valve developed to solve the technical difficulties of conveying two-phase mixed media such as solutions and slurries. The successful development of the semi-ball valve provides a reliable control valve for the difficult situations in the process of solutions in the chemical, petroleum, gas, metallurgy, electronics and other industrial sectors, which are prone to precipitation, scaling and precipitation and affect the process, and provides a new type of excellent product to improve the level of industrial management equipment in my country.

[0003] At present, the sealing performance of the existing ball valve needs to be further strengthened during use, and the existing ball valve works in sub-zero temperatures in winter. Due to poor thermal insulation performance, the liquid freezes in the ball valve, making the ball valve unusable.

[0004] Therefore, those skilled in the art provide a hydraulic semi-ball valve to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a hydraulic semi-ball valve, wherein a fourth sealing block is arranged inside a pipeline, a fixed plate is arranged at the top inside the pipeline, a first sealing block is arranged in the middle of the bottom of the fixed plate, a second sealing block and a third sealing block are arranged on both sides of the first sealing block, respectively, and blocks are arranged on both sides of the second sealing block and the third sealing block, and a staff member rotates the connecting rod to drive the bottom fixed plate to move downward, so that the first sealing block overlaps with the fourth sealing block, and sealing strips are arranged on the peripheries of the first sealing block, the second sealing block, the third sealing block and the fourth sealing block, so as to improve the sealing performance and prevent liquid from flowing through the gap.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydraulic hemispheric valve, comprising a pipeline, a fourth sealing block is fixedly provided at the bottom of the middle part of the interior of the pipeline, a fixed plate is movably provided at the top of the interior of the pipeline, a first sealing block is fixedly provided at the middle part of the bottom of the fixed plate, a second sealing block is fixedly provided on one side of the first sealing block, a third sealing block is fixedly provided on the side of the first sealing block away from the second sealing block, blocks are fixedly provided on both sides of the second sealing block and the third sealing block, and sealing strips are fixedly provided on the peripheries of the first sealing block, the second sealing block, the third sealing block, the fourth sealing block and the two blocks.

[0007] Furthermore, a heat preservation sleeve is fixedly arranged on the periphery of the pipeline, and a plurality of heating pipes are fixedly arranged inside the heat preservation sleeve;

[0008] Through the above technical solution, the pipeline can be heat-insulated by setting a heating pipe.

[0009] Furthermore, a connecting rod is fixedly arranged at the top of the fixing plate, and a knob is fixedly arranged at the top of the connecting rod;

[0010] Through the above technical solution, the on-off of the ball valve can be conveniently controlled by setting a knob.

[0011] Furthermore, a sealing chamber is fixedly arranged in the middle of the top of the pipeline, and a sealing material is fixedly arranged inside the sealing chamber;

[0012] Through the above technical solution, the sealing performance of the equipment can be improved by setting a sealing material.

[0013] Furthermore, a sealing disc is arranged at the top of the sealing chamber, a plurality of fixing bolts are threadedly connected to the top of the sealing disc, and a sealing plate is fixedly arranged at the bottom of the sealing disc;

[0014] Through the above technical solution, the sealing performance can be improved by setting a sealing plate.

[0015] Furthermore, a first flange is fixedly arranged on one side of the pipeline, and a plurality of first bolt holes are fixedly opened on the four sides of the first flange;

[0016] Through the above technical solution, the installation of the pipeline can be facilitated by setting a first flange.

[0017] Furthermore, a second flange is fixedly arranged on one side of the pipeline, and a plurality of second bolt holes are fixedly opened on the four sides of the second flange;

[0018] Through the above technical solution, the installation of the pipeline can be facilitated by setting a second flange.

[0019] Furthermore, threads are arranged on the inner side walls of both sides of the pipeline;

[0020] Through the above technical solution, the installation can be conveniently carried out by setting threads.

[0021] The utility model has the following beneficial effects:

[0022] 1. A pneumatic half-ball valve proposed by the present utility model. In this pneumatic half-ball valve, a fourth sealing block is provided inside the pipeline, and a fixing plate is provided at the top inside the pipeline. A first sealing block is provided in the middle of the bottom of the fixing plate, and a second sealing block and a third sealing block are respectively provided on both sides of the first sealing block. Blocks are provided on both sides of the second sealing block and the third sealing block. By a worker rotating the connecting rod, the fixing plate at the bottom is driven to move downward, so that the first sealing block coincides with the fourth sealing block. And sealing strips are provided on the peripheries of the first sealing block, the second sealing block, the third sealing block and the fourth sealing block, thereby improving its sealing performance and preventing liquid from flowing through the gaps.

[0023] 2. A pneumatic half-ball valve proposed by the present utility model. In this pneumatic half-ball valve, a heat preservation sleeve is provided on the periphery of the pipeline, and a heating pipe is provided inside the heat preservation sleeve. The heat preservation sleeve is heated by the heating pipe, so that the heat preservation sleeve is heated up, and then the liquid inside the pipeline can also be heat-preserved, thereby preventing the liquid from freezing in winter when the temperature is below zero. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 Isometric view of a pneumatic half-ball valve proposed by the present utility model;

[0025] Figure 2 Front view of a pneumatic half-ball valve proposed by the present utility model;

[0026] Figure 3 Cross-sectional view of a pneumatic half-ball valve proposed by the present utility model;

[0027] Figure 4 Half cross-sectional view of a pneumatic half-ball valve proposed by the present utility model;

[0028] Figure 5 Isometric view of the sealing disc of a pneumatic half-ball valve proposed by the present utility model.

[0029] LEGEND DESCRIPTION:

[0030] 1. Pipeline; 2. Heat preservation sleeve; 3. Heating pipe; 4. Sealing chamber; 5. Sealing disc; 6. Fixing bolt; 7. Sealing plate; 8. Connecting rod; 9. Knob; 10. Sealing material; 11. Fixing plate; 12. First sealing block; 13. Second sealing block; 14. Third sealing block; 15. Fourth sealing block; 16. Block; 17. Sealing strip; 18. Thread; 19. First flange; 20. First bolt hole; 21. Second flange; 22. Second bolt hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0031] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts belong to the scope of protection of the present utility model. In the description of this application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to this application. For the convenience of description, the dimensions of the various parts shown in the drawings are not drawn according to the actual proportional relationship. Technologies, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the technologies, methods, and devices should be regarded as part of the authorization specification. In all the examples shown and discussed here, any specific value should be construed as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters denote like items in the following drawings, and thus, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0032] Referring to Figures 1-5 , an embodiment provided by the present utility model: a hydraulic hemisphere valve, including a pipeline 1, a fourth sealing block 15 is fixedly arranged at the bottom of the middle part inside the pipeline 1, a fixing plate 11 is movably arranged at the top inside the pipeline 1, a first sealing block 12 is fixedly arranged at the middle part of the bottom of the fixing plate 11, a second sealing block 13 is fixedly arranged on one side of the first sealing block 12, a third sealing block 14 is fixedly arranged on the side of the first sealing block 12 away from the second sealing block 13, stoppers 16 are fixedly arranged on both sides of the second sealing block 13 and the third sealing block 14, and sealing strips 17 are fixedly arranged on the peripheries of the first sealing block 12, the second sealing block 13, the third sealing block 14, the fourth sealing block 15 and the two stoppers 16.

[0033] A heat preservation sleeve 2 is fixedly arranged on the periphery of the pipeline 1, and a plurality of heating pipes 3 are fixedly arranged inside the heat preservation sleeve 2. By arranging the heating pipes 3, the pipeline 1 can be heat-preserved. A connecting rod 8 is fixedly arranged on the top of the fixing plate 11, and a knob 9 is fixedly arranged on the top of the connecting rod 8. By arranging the knob 9, the opening and closing of the ball valve can be conveniently controlled. A sealing chamber 4 is fixedly arranged in the middle of the top of the pipeline 1, and a sealing material 10 is fixedly arranged inside the sealing chamber 4. By arranging the sealing material 10, the sealing performance of the equipment can be improved. A sealing disc 5 is arranged on the top of the sealing chamber 4, and a plurality of fixing bolts 6 are threadedly connected to the top of the sealing disc 5. A sealing plate 7 is fixedly arranged at the bottom of the sealing disc 5. By arranging the sealing plate 7, the sealing performance can be improved. A first flange 19 is fixedly arranged on one side of the pipeline 1, and a plurality of first bolt holes 20 are fixedly opened on the four sides of the first flange 19. By arranging the first flange 19, the installation of the pipeline 1 can be facilitated. A second flange 21 is fixedly arranged on one side of the pipeline 1, and a plurality of second bolt holes 22 are fixedly opened on the four sides of the second flange 21. By arranging the second flange 21, the installation of the pipeline 1 can be facilitated. Threads 18 are arranged on the inner side walls of both sides of the pipeline 1. By arranging the threads 18, the installation can be conveniently carried out.

[0034] Working principle: In the process of using the present utility model, firstly, a fourth sealing block 15 is arranged inside the pipeline 1, a fixing plate 11 is arranged at the top inside the pipeline 1, a first sealing block 12 is arranged in the middle of the bottom of the fixing plate 11, a second sealing block 13 and a third sealing block 14 are respectively arranged on both sides of the first sealing block 12, and stoppers 16 are arranged on both sides of the second sealing block 13 and the third sealing block 14. By a worker rotating the connecting rod 8, the fixing plate 11 at the bottom is driven to move downward, so that the first sealing block 12 coincides with the fourth sealing block 15. And sealing strips 17 are arranged on the peripheries of the first sealing block 12, the second sealing block 13, the third sealing block 14 and the fourth sealing block 15, so that the sealing performance can be improved and the liquid can be prevented from flowing through the gaps. And a heat preservation sleeve 2 is arranged on the periphery of the pipeline 1, and heating pipes 3 are arranged inside the heat preservation sleeve 2. The heat preservation sleeve 2 is heated by the heating pipes 3, so that the temperature of the heat preservation sleeve 2 rises, and then the liquid inside the pipeline 1 can also be heat-preserved, so that the liquid can be prevented from freezing in winter when the temperature is below zero.

[0035] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A hydraulic hemispherical valve, comprising a pipeline (1), characterized in that: A fourth sealing block (15) is fixedly arranged at the bottom of the middle part inside the pipeline (1). A fixing plate (11) is movably arranged at the top inside the pipeline (1). A first sealing block (12) is fixedly arranged at the middle part of the bottom of the fixing plate (11). A second sealing block (13) is fixedly arranged on one side of the first sealing block (12). A third sealing block (14) is fixedly arranged on the side of the first sealing block (12) away from the second sealing block (13). Stopping blocks (16) are fixedly arranged on both sides of the second sealing block (13) and the third sealing block (14). Sealing strips (17) are fixedly arranged on the peripheries of the first sealing block (12), the second sealing block (13), the third sealing block (14), the fourth sealing block (15) and the two stopping blocks (16).

2. The hydraulic hemispherical valve according to claim 1, wherein: A heat preservation sleeve (2) is fixedly arranged on the periphery of the pipeline (1). A plurality of heating pipes (3) are fixedly arranged inside the heat preservation sleeve (2).

3. The hydraulic hemisphere valve according to claim 1, wherein: A connecting rod (8) is fixedly arranged at the top of the fixing plate (11). A knob (9) is fixedly arranged at the top of the connecting rod (8).

4. A hydraulic hemisphere valve according to claim 1, characterized in that: A sealing chamber (4) is fixedly arranged at the middle part of the top of the pipeline (1). A sealing material (10) is fixedly arranged inside the sealing chamber (4).

5. The hydraulic hemispherical valve according to claim 4, wherein: A sealing disc (5) is arranged at the top of the sealing chamber (4). A plurality of fixing bolts (6) are in threaded connection with the top of the sealing disc (5). A sealing plate (7) is fixedly arranged at the bottom of the sealing disc (5).

6. The hydraulic hemisphere valve according to claim 1, wherein: A first flange (19) is fixedly arranged on one side of the pipeline (1). A plurality of first bolt holes (20) are fixedly formed in the four sides of the first flange (19).

7. The hydraulic hemispherical valve according to claim 1, characterized in that: A second flange (21) is fixedly arranged on one side of the pipeline (1). A plurality of second bolt holes (22) are fixedly formed in the four sides of the second flange (21).

8. A hydraulic hemisphere valve according to claim 1, characterized in that: Threads (18) are arranged on the inner side walls of both sides of the pipeline (1).

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