Swing type electric ball valve

Abstract

The utility model relates to the technical field of electric ball valves, in particular to a swing type electric ball valve which comprises a main body mechanism and a valve element mechanism. The valve element mechanism is mounted on the main body mechanism, the main body mechanism further comprises a valve body, a mounting hole is formed in the top of the valve body, the inner side wall of the mounting hole is in threaded connection with a lead screw, the bottom of the lead screw is fixedly connected with a connecting plate, and a rubber ball is mounted at the bottom of the connecting plate. Two sealing grooves are formed in the outer side wall of the lead screw, and the inner side walls of the sealing grooves are sleeved with third sealing rings. In the using process, the motor drives the lead screw to rotate, the lead screw drives the rubber ball to swing to a certain degree through the connecting plate, and a control signal can be responded more quickly, so that a fluid channel is cut off or connected quickly, and different pipeline connection and fluid control requirements are met.

Description

Technical Field

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

[0002] Electric ball valve is an important actuator in industrial automation control system. It is a valve that rotates around the axis of the valve stem according to the movement of the valve disc. The change of the valve seat opening is proportional to the valve disc stroke. It is mainly used to cut off or connect the medium in the pipeline, and can also be used for fluid regulation and control. It is a pipeline pressure element for industrial automation process control.

[0003] The existing electric ball valve has a slow response speed during use, which is not convenient for quickly cutting off or connecting the fluid channel, and has a narrow application range and is not convenient for meeting various fluid control requirements. Therefore, a swing type electric ball valve is proposed. Utility Model Content

[0004] In view of this, the utility model provides a swing type electric ball valve to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0005] The technical solution of the utility model is implemented as follows: a swing type electric ball valve comprises a main body mechanism and a valve core mechanism;

[0006] The valve core mechanism is installed on the main body mechanism, and the main body mechanism also includes a valve body. A mounting hole is opened on the top of the valve body, and a screw rod is threadedly connected to the inner wall of the mounting hole. The bottom of the screw rod is fixedly connected to a connecting plate, and a rubber ball is installed at the bottom of the connecting plate. Two sealing grooves are opened on the outer wall of the screw rod, and a third sealing ring is sleeved on the inner wall of the sealing groove.

[0007] Further preferably, one end of the valve body is threadedly connected to a joint, and the outer wall of the joint is sleeved with a second sealing ring; the provision of the joint facilitates the connection of the valve body with other pipelines, and the second sealing ring improves the sealing between the joint and the valve body.

[0008] Further preferably, a first threaded hole is provided on the top of the valve body, the inner wall of the first threaded hole is threadedly connected to a guide column, two second threaded holes are symmetrically provided on the top of the valve body, the inner wall of the second threaded hole is threadedly connected to a pillar, and the top of the pillar is threadedly connected to a protective pad; through the arrangement of the guide column and the pillar, the motor is positioned and installed, and the motor is supported.

[0009] Further preferably, a mounting groove is provided at the top of the screw rod, and an opening card is clamped on the outer wall of the screw rod; the setting of the mounting groove facilitates the fixation of the screw rod, and the opening card fixes the screw rod at the same time, and the opening card is removed to release the fixation of the screw rod.

[0010] Further preferably, the bottom of the valve body is threadedly connected to a valve cover, and the outer wall of the valve cover is sleeved with a first sealing ring; the bottom of the valve body is sealed by the arrangement of the valve cover, and the first sealing ring improves the sealing between the valve cover and the valve body.

[0011] Further preferably, two nameplates are symmetrically fixedly connected to the outer side wall of the valve body; the provision of the nameplates facilitates marking of information on the valve body.

[0012] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0013] During the use of the utility model, the motor drives the screw rod to rotate, and the screw rod drives the rubber ball to swing to a certain extent through the connecting plate, which can respond to the control signal more quickly, thereby realizing the rapid cutting off or connecting of the fluid channel and adapting to different pipeline connection and fluid control requirements.

[0014] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is an exploded structural diagram of the swing type electric ball valve of the utility model;

[0017] Figure 2 It is a structural diagram of the swing type electric ball valve of the utility model.

[0018] Figure numerals: 1. Main body; 11. Valve body; 111. Nameplate; 12. Mounting hole; 13. Valve cover; 14. First sealing ring; 15. Connector; 16. Second sealing ring; 17. First threaded hole; 18. Guide column; 19. Second threaded hole; 191. Pillar; 192. Protective pad; 2. Valve core mechanism; 21. Screw rod; 22. Mounting groove; 23. Sealing groove; 24. Connecting plate; 25. Rubber ball; 26. Third sealing ring; 27. Opening card. DETAILED DESCRIPTION

[0019] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0020] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0021] like Figure 1-2 As shown, the embodiment of the utility model provides a swing type electric ball valve, including a main body mechanism 1 and a valve core mechanism 2;

[0022] The valve core mechanism 2 is installed on the main mechanism 1, and the main mechanism 1 also includes a valve body 11. A mounting hole 12 is opened on the top of the valve body 11, and a screw rod 21 is threadedly connected to the inner wall of the mounting hole 12. A connecting plate 24 is fixedly connected to the bottom of the screw rod 21. A rubber ball 25 is installed at the bottom of the connecting plate 24. Two sealing grooves 23 are opened on the outer wall of the screw rod 21, and a third sealing ring 26 is sleeved on the inner wall of the sealing groove 23.

[0023] In one embodiment, one end of the valve body 11 is threadedly connected to a joint 15, and the outer wall of the joint 15 is sleeved with a second sealing ring 16; the provision of the joint 15 facilitates the connection of the valve body 11 with other pipelines, and the second sealing ring 16 improves the sealing between the joint 15 and the valve body 11.

[0024] In one embodiment, a first threaded hole 17 is provided at the top of the valve body 11, and a guide column 18 is threadedly connected to the inner wall of the first threaded hole 17. Two second threaded holes 19 are symmetrically provided at the top of the valve body 11, and a support column 191 is threadedly connected to the inner wall of the second threaded hole 19, and a protective pad 192 is threadedly connected to the top of the support column 191. Through the arrangement of the guide column 18 and the support column 191, the motor is positioned and installed, and the motor is supported.

[0025] In one embodiment, a mounting groove 22 is provided at the top of the screw rod 21, and an opening card 27 is clamped on the outer wall of the screw rod 21; the setting of the mounting groove 22 facilitates the fixation of the screw rod 21, and the opening card 27 fixes the screw rod 21 at the same time. The opening card 27 is removed to release the fixation of the screw rod 21.

[0026] In one embodiment, the bottom of the valve body 11 is threadedly connected to a valve cover 13, and the outer wall of the valve cover 13 is sleeved with a first sealing ring 14; the bottom of the valve body 11 is sealed by the arrangement of the valve cover 13, and the first sealing ring 14 improves the sealing between the valve cover 13 and the valve body 11.

[0027] In one embodiment, two nameplates 111 are symmetrically fixedly connected to the outer side wall of the valve body 11 ; the nameplates 111 are provided to facilitate marking of information of the valve body 11 .

[0028] When the utility model is working: first, the motor driving the screw rod 21 is installed on the guide column 18 and the support column 191, and then the pipeline is connected to the valve body 11 through the joint 15. The motor drives the screw rod 21 to rotate, and the screw rod 21 drives the rubber ball 25 to swing to a certain extent through the connecting plate 24 to adapt to different pipeline connections and fluid control requirements, and the valve cavity in the valve body 11 is blocked or opened, thereby controlling the switch of the valve body 11.

[0029] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A swing type electric ball valve, characterized in that: It comprises a main body mechanism (1) and a valve core mechanism (2); The valve core mechanism (2) is mounted on the main body mechanism (1), and the main body mechanism (1) further comprises a valve body (11), a mounting hole (12) is provided at the top of the valve body (11), a screw rod (21) is threadedly connected to the inner wall of the mounting hole (12), a connecting plate (24) is fixedly connected to the bottom of the screw rod (21), a rubber ball (25) is installed at the bottom of the connecting plate (24), two sealing grooves (23) are provided on the outer wall of the screw rod (21), and a third sealing ring (26) is sleeved on the inner wall of the sealing groove (23).

2. The swing type electric ball valve according to claim 1, characterized in that: One end of the valve body (11) is threadedly connected to a joint (15), and an outer side wall of the joint (15) is sleeved with a second sealing ring (16).

3. The swing type electric ball valve according to claim 1, characterized in that: The top of the valve body (11) is provided with a first threaded hole (17), the inner wall of the first threaded hole (17) is threadedly connected to a guide column (18), the top of the valve body (11) is symmetrically provided with two second threaded holes (19), the inner wall of the second threaded hole (19) is threadedly connected to a support column (191), and the top of the support column (191) is threadedly connected to a protective pad (192).

4. The swing type electric ball valve according to claim 1, characterized in that: The top of the screw rod (21) is provided with a mounting groove (22), and the outer side wall of the screw rod (21) is clamped with an opening card (27).

5. The swing type electric ball valve according to claim 1, characterized in that: The bottom of the valve body (11) is threadedly connected to a valve cover (13), and the outer side wall of the valve cover (13) is sleeved with a first sealing ring (14).

6. The swing type electric ball valve according to claim 1, characterized in that: Two nameplates (111) are symmetrically fixedly connected to the outer side wall of the valve body (11).

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