Stackable ball valve

Abstract

The utility model relates to the technical field of valves, in particular to a ball valve capable of being stacked. Comprising a valve body shell, a large gear, a driving mechanism and a plurality of locking mechanisms. A water inlet pipe and a water outlet pipe are arranged on the valve body shell in a communicating mode. A ball valve body is rotationally installed on the inner side of the valve body shell. The upper end and the lower end of the ball valve body are connected with a mounting shaft a and a mounting shaft b respectively, the mounting shaft a and the mounting shaft b extend out of the upper end and the lower end of the valve body shell respectively, a linear clamping block is mounted at the outer end of the mounting shaft a, and a linear groove matched with the linear clamping block is formed in the end of the mounting shaft b. The large gear is mounted on the mounting shaft a; the multiple sets of locking mechanisms are all installed on the valve body shells, and the valve body shells are detachably connected with the adjacent valve body shells through the locking mechanisms. And the driving mechanism is mounted on any mounting shaft a. The ball valves can be transversely stacked and longitudinally stacked, the applicability is high, the structure is simple, and disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a stackable ball valve. Background Art

[0002] In some special occasions, due to the requirements of production process, it is often necessary to switch two or more parallel fluid channels synchronously. If two or more independent ball valves are used at this time, it is not easy to ensure the synchronous performance of switching. In order to maintain the synchronization of switching, if a special linkage mechanism or an electrical control device is added between two or more ball valves, the structure will become complicated and the cost will be greatly increased.

[0003] A Chinese patent with authorization announcement number CN202252076U discloses a stackable ball valve, including a valve body and a valve core, wherein pipe joints are respectively installed at both ends of the valve body, and the valve core is installed in a space surrounded by the valve body and the pipe joint. A connecting port is provided on the valve core, and a plug hole corresponding to the position of the connecting port is provided on the valve body. A valve stem extending out of the valve body is also connected to the valve core, and the valve stem is provided with a connector that can be connected to the connecting port of another stackable ball valve.

[0004] The above-mentioned disclosed patent still has the following technical defects: multiple ball valves can only be stacked in the vertical direction, and cannot be stacked and spliced ​​horizontally. In some installation environments with limited installation height, its installation is restricted, resulting in its poor applicability. Utility Model Content

[0005] The utility model aims to provide a stackable ball valve in view of the problems existing in the background technology.

[0006] The technical solution of the utility model is a stackable ball valve, comprising:

[0007] A valve body shell is connected to a water inlet pipe and a water outlet pipe, and a ball valve body is rotatably installed inside the valve body shell; the upper and lower ends of the ball valve body are respectively connected to a mounting shaft a and a mounting shaft b, and the mounting shaft a and the mounting shaft b extend out of the upper and lower ends of the valve body shell respectively, and a straight-shaped card block is installed at the outer end of the mounting shaft a, and a straight-shaped groove that fits with the straight-shaped card block is opened at the end of the mounting shaft b;

[0008] Big gear, the big gear is installed on the mounting shaft a;

[0009] Multiple sets of locking mechanisms, all of which are mounted on the valve body shell, and the valve body shell is detachably connected to the adjacent valve body shell through the locking mechanism;

[0010] A driving mechanism is installed on any mounting shaft a.

[0011] Preferably, it also includes a top cover with side openings on both sides, the top cover is installed on the upper end of the valve body shell, and the large gear is located on the inner side of the top cover, and the large gear extends to the outside of the side openings on both sides.

[0012] Preferably, the driving mechanism includes a gear ring, a pinion, a mounting shaft and a rotating handle, the gear ring is mounted on the mounting shaft a, the mounting shaft is rotatably mounted on the top cover, the pinion and the rotating handle are both mounted on the mounting shaft, and the pinion is meshed with the gear ring.

[0013] Preferably, four groups of locking mechanisms are provided, of which two groups are provided on the valve body shell adjacent to the water inlet pipe side, and two groups are provided on the valve body shell adjacent to the water outlet pipe side. The locking mechanism consists of a ring and a hook. The two rings included in the two groups of locking mechanisms located on the same side are respectively provided on two adjacent sides of the valve body shell, and the two hooks are respectively provided on the other two sides of the valve body shell.

[0014] Preferably, a sealing ring a and a sealing ring b are respectively installed on the upper and lower ends of the valve body shell, and the sealing ring a and the sealing ring b are respectively arranged on the outer circumference of the installation shaft a and the installation shaft b.

[0015] Preferably, a sealing ring c is provided on one end of the water inlet pipe and the water outlet pipe adjacent to the ball valve body.

[0016] Compared with the prior art, the utility model has the following beneficial technical effects: the ball valve provided in the technical solution can be stacked horizontally and vertically, has strong applicability, and has a simple structure and is convenient for disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is an exploded view of the utility model.

[0019] Figure 3 It is a cross-sectional structural diagram of the utility model.

[0020] Figure 4 This is a schematic diagram of the structure after multiple ball valves are vertically spliced.

[0021] Figure 5 This is a schematic diagram of the structure after multiple ball valves are horizontally spliced.

[0022] Figure 6 for Figure 5 Schematic diagram of the local enlarged structure at A.

[0023] : 1. valve body shell; 2. water inlet pipe; 3. water outlet pipe; 41. hook; 42. hook; 5. top cover; 501. side opening; 6. large gear; 7. ball valve body; 81. mounting shaft a; 82. mounting shaft b; 821. slot; 91. sealing ring a; 92. sealing ring b; 10. slotted block; 11. sealing ring c; 12. gear ring; 13. small gear; 14. mounting shaft; 15. turning handle. DETAILED DESCRIPTION

[0024] Embodiment 1

[0025] like Figure 1-Figure 6 As shown, a stackable ball valve proposed in this embodiment includes a valve body shell 1, a large gear 6, a driving mechanism and multiple sets of locking mechanisms.

[0026] The valve body shell 1 is connected with an inlet pipe 2 and an outlet pipe 3, and a ball valve body 7 is rotatably mounted on the inner side of the valve body shell 1; a sealing ring c11 is arranged on one end of the inlet pipe 2 and the outlet pipe 3 and adjacent to the ball valve body 7, and the two sealing rings c11 are used to seal the two sides of the ball valve body 7; the upper and lower ends of the ball valve body 7 are respectively connected with a mounting shaft a81 and a mounting shaft b82, and the mounting shaft a81 and the mounting shaft b82 extend out of the upper and lower ends of the valve body shell 1 respectively ... 1 is installed with a straight block 10 at the outer end, and a straight groove 821 matching with the straight block 10 is opened at the end of the installation shaft b82; the upper and lower ends of the valve body shell 1 are respectively installed with a sealing ring a91 and a sealing ring b92, and the sealing ring a91 and the sealing ring b92 are respectively arranged on the outer periphery of the installation shaft a81 and the installation shaft b82, and the arranged sealing ring a91 and the sealing ring b92 are used to seal the position of the installation shaft a81 and the installation shaft b82 to prevent water seepage.

[0027] The large gear 6 is installed on the mounting shaft a81; the stackable ball valve also includes a top cover 5 with side openings 501 on both sides, the top cover 5 is installed on the upper end of the valve body shell 1, and the large gear 6 is located on the inner side of the top cover 5, and the large gear 6 extends to the outside of the side openings 501 on both sides. The top cover 5 is used to cover the large gear 6 to prevent the large gear 6 from being exposed; the driving mechanism is installed on any mounting shaft a81.

[0028] Multiple sets of locking mechanisms are installed on the valve body shell 1, and the valve body shell 1 is detachably connected to the adjacent valve body shell 1 through the locking mechanism. Four sets of locking mechanisms are provided, among which two sets are provided on the valve body shell 1 adjacent to the side of the water inlet pipe 2, and two sets are provided on the valve body shell 1 adjacent to the side of the water outlet pipe 3. The locking mechanism consists of a ring 41 and a hook 42. The two rings 41 included in the two sets of locking mechanisms located on the same side are respectively provided on two adjacent sides of the valve body shell 1, and the two hooks 42 are respectively provided on the other two sides of the valve body shell 1.

[0029] When multiple ball valves are vertically spliced ​​(please refer to the spliced ​​multiple ball valves Figure 4 The specific operation steps are as follows: align the straight groove 821 on the upper ball valve with the straight block 10 on the lower ball valve so that the straight block 10 is inserted into the inner side of the straight groove 821, and then install and splice multiple ball valves according to the above method, and fix two adjacent ball valves by a locking mechanism. It is worth noting that the ball valve with a driving mechanism needs to be installed at the topmost position.

[0030] When multiple ball valves are horizontally spliced ​​(please refer to Figure 5 The specific operation steps are as follows: bring two adjacent ball valves together and make two adjacent large gears 6 mesh, then fix the two adjacent ball valves through the provided locking mechanism, and then install the remaining multiple ball valves according to the above method, drive the installation shaft a81 to rotate through the provided driving mechanism, and then drive the ball valve body 7 to rotate, and through the provision of multiple large gears 6, the multiple ball valve bodies 7 can rotate synchronously, and the rotation directions of the two adjacent ball valve bodies 7 are opposite, but it does not affect the synchronous opening and closing of the ball valve.

[0031] Embodiment 2

[0032] like Figure 6 As shown, a stackable ball valve is proposed in this embodiment. Compared with the first embodiment, the driving mechanism in this embodiment includes a gear ring 12, a pinion 13, a mounting shaft 14 and a rotating handle 15. The gear ring 12 is mounted on the mounting shaft a81, and the mounting shaft 14 is rotatably mounted on the top cover 5. The pinion 13 and the rotating handle 15 are both mounted on the mounting shaft 14, and the pinion 13 is meshed with the gear ring 12. Through the arrangement of the above structure, the output torque of the driving mechanism can be improved.

[0033] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A stackable ball valve, characterized in that: include: A valve body shell (1) is connected to a water inlet pipe (2) and a water outlet pipe (3), and a ball valve body (7) is rotatably mounted on the inner side of the valve body shell (1); the upper and lower ends of the ball valve body (7) are respectively connected to a mounting shaft a (81) and a mounting shaft b (82), the mounting shaft a (81) and the mounting shaft b (82) respectively extend out of the upper and lower ends of the valve body shell (1), a straight-shaped block (10) is mounted on the outer end of the mounting shaft a (81), and a straight-shaped groove (821) that fits with the straight-shaped block (10) is provided at the end of the mounting shaft b (82); A large gear (6), the large gear (6) is mounted on a mounting shaft a (81); A plurality of locking mechanisms, each of which is mounted on the valve body shell (1), and the valve body shell (1) is detachably connected to an adjacent valve body shell (1) via the locking mechanisms; The driving mechanism is mounted on any mounting shaft a (81).

2. A stackable ball valve according to claim 1, characterized in that: It also includes a top cover (5) with side openings (501) on both sides. The top cover (5) is installed on the upper end of the valve body shell (1), and the large gear (6) is located on the inner side of the top cover (5), and the large gear (6) extends to the outer side of the side openings (501) on both sides.

3. A stackable ball valve according to claim 2, characterized in that: The driving mechanism comprises a gear ring (12), a pinion (13), a mounting shaft (14) and a rotating handle (15); the gear ring (12) is mounted on the mounting shaft a (81); the mounting shaft (14) is rotatably mounted on the top cover (5); the pinion (13) and the rotating handle (15) are both mounted on the mounting shaft (14); and the pinion (13) is meshed with the gear ring (12).

4. A stackable ball valve according to claim 1, characterized in that: Four groups of locking mechanisms are provided, of which two groups are provided on the valve body shell (1) on the side adjacent to the water inlet pipe (2), and two groups are provided on the valve body shell (1) on the side adjacent to the water outlet pipe (3). The locking mechanisms are composed of a ring (41) and a hook (42). The two rings (41) included in the two groups of locking mechanisms located on the same side are respectively provided on two adjacent sides of the valve body shell (1), while the two hooks (42) are respectively provided on the other two sides of the valve body shell (1).

5. The stackable ball valve according to claim 1, characterized in that: A sealing ring a (91) and a sealing ring b (92) are respectively installed at the upper and lower ends of the valve body shell (1), and the sealing ring a (91) and the sealing ring b (92) are respectively arranged on the outer circumference of the installation shaft a (81) and the installation shaft b (82).

6. The stackable ball valve according to claim 1, characterized in that: A sealing ring c (11) is provided on one end of the water inlet pipe (2) and the water outlet pipe (3) and adjacent to the ball valve body (7).

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