Flow metering regulating valve

Abstract

The utility model relates to a flow metering regulating valve which comprises a regulating valve body, an inlet pipe and a discharge pipe are arranged on the two sides of the regulating valve body, butt joint assemblies are arranged on the surfaces of the inlet pipe and the discharge pipe, a connecting pipeline is arranged on one side of each butt joint assembly, and each butt joint assembly comprises a mounting ring fixedly mounted on the outer surface of the connecting pipeline. A plurality of clamping columns are fixedly mounted on the side surface of the mounting ring, and through the arrangement of the butt-joint assembly, an arc-shaped plate on the outer surface of a connecting pipeline is inserted into an annular groove in the side surface of a butt-joint pipe, and meanwhile, an annular groove of a sliding ring on the side surface can be extruded; and then the limiting columns are inserted into the limiting holes through the reset force of the reset springs, so that the connecting pipeline is fixed to pipeline openings in the two sides of the adjusting valve body, the traditional connecting mode that limiting and fixing are conducted through bolts is replaced, and the later dismounting or maintaining operation mode is facilitated. And therefore, the working efficiency of workers is improved.

Description

Technical Field

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

[0002] A flow metering control valve is a device used to control the flow of a fluid (liquid or gas). It can adjust the speed and flow of the fluid through the pipeline as needed. This valve is commonly used in the fields of industry and process control.

[0003] The two ends of the existing regulating valve are still fixedly connected to the pipeline by bolts like most traditional regulating valves. This traditional fixing method using bolts is not convenient for later disassembly or maintenance, thereby reducing the work efficiency of the staff. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In order to solve the above problems in the prior art, the utility model provides a flow metering regulating valve, which is convenient for workers to disassemble or install pipelines and improves the work efficiency of workers.

[0006] (II) Technical solution

[0007] In order to achieve the above purpose, the main technical solutions adopted by the utility model are:

[0008] A flow metering regulating valve comprises a regulating valve body, wherein an inlet pipe and an outlet pipe are arranged on both sides of the regulating valve body, and docking assemblies are arranged on the surfaces of the inlet pipe and the outlet pipe, and a connecting pipe is arranged on one side of the docking assembly, and the docking assembly comprises a mounting ring fixedly mounted on the outer surface of the connecting pipe, and a plurality of clamping columns are fixedly mounted on the side surface of the mounting ring, and an arc plate is fixedly mounted on one end of the clamping column, and a limiting column is fixedly mounted on one side surface of the arc plate, and a docking ring is fixedly mounted on the outer surface of the inlet pipe and the outlet pipe, and a plurality of arc grooves are provided on the side surface of the docking ring, and the arc grooves are matched with the clamping columns, and a limiting hole is provided on the side surface of the docking ring, and the limiting hole is matched with the limiting column.

[0009] A fixing ring is fixedly installed on the outer surface of the inlet pipe and the outlet pipe, a plurality of telescopic columns are fixedly installed on the side surface of the fixing ring, and a return spring is arranged on the outer surface of the telescopic column.

[0010] A sliding ring is fixedly mounted on one end of the telescopic column, and the other end of the return spring is fixedly mounted on the side surface of the sliding ring. The sliding ring is slidably connected to the outer surfaces of the inlet pipe and the outlet pipe.

[0011] An annular groove is formed on the side surface of the sliding ring, and the arc-shaped plate is matched with the annular groove.

[0012] The regulating valve body has a valve core rotatably connected inside, a valve stem is fixedly mounted on the upper surface of the valve core, a support frame is arranged on the outer surface of the regulating valve body, and an electric actuator is fixedly mounted on one end of the support frame.

[0013] A valve stem is fixedly mounted on the output end of the electric actuator, a sealing ring is fixedly mounted on the outer surface of the valve stem, and the sealing ring is rotatably connected to the inside of the regulating valve body.

[0014] The inner side walls of the inlet pipe and the outlet pipe are provided with sealing grooves, and the outer surface of the connecting pipe is fixedly installed with a sealing member, and the sealing member is slidably connected to the inside of the sealing groove.

[0015] A fixing frame is fixedly mounted on the inner side wall of the discharge pipe, a flow sensor is fixedly mounted on the surface of the fixing frame, and a pressure gauge is arranged on the surface of the inlet pipe.

[0016] (III) Beneficial effects

[0017] The beneficial effects of the utility model are:

[0018] Through the setting of the docking assembly, the arc plate on the outer surface of the connecting pipe is inserted into the annular groove on the side surface of the docking pipe, and at the same time, it will squeeze the annular groove of the sliding ring on the side surface, and then rotate it. Then, the reset force of the reset spring is used to make the limit column inserted into the limit hole, thereby fixing the connecting pipe at the pipe openings on both sides of the regulating valve body, replacing the traditional connection method of using bolts for limit fixing, facilitating the operation of disassembly or maintenance in the later stage, thereby improving the work efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the docking assembly of the utility model;

[0021] Figure 3 It is a schematic diagram of the exploded structure of the docking assembly of the utility model;

[0022] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model.

[0023] [Description of Reference Numerals]

[0024] 1. Regulating valve body; 2. Inlet pipe; 3. Outlet pipe; 4. Docking assembly; 401. Mounting ring; 402. Clamping column; 403. Arc plate; 404. Limiting column; 405. Docking ring; 406. Arc groove; 407. Limiting hole; 408. Fixed ring; 409. Return spring; 410. Sliding ring; 411. Annular groove; 5. Connecting pipe; 6. Valve stem; 7. Electric actuator; 8. Sealing ring; 9. Sealing element; 10. Flow sensor; 11. Valve core; 12. Pressure gauge. DETAILED DESCRIPTION

[0025] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0026] Please refer to Figures 1 to 4As shown, a flow metering regulating valve of the utility model comprises a regulating valve body 1, both sides of the regulating valve body 1 are provided with an inlet pipe 2 and an outlet pipe 3, the surfaces of the inlet pipe 2 and the outlet pipe 3 are provided with a docking assembly 4, one side of the docking assembly 4 is provided with a connecting pipe 5, the docking assembly 4 comprises a mounting ring 401 fixedly mounted on the outer surface of the connecting pipe 5, a plurality of clamping columns 402 are fixedly mounted on the side surface of the mounting ring 401, an arc plate 403 is fixedly mounted on one end of the clamping column 402, a limiting column 404 is fixedly mounted on one side surface of the arc plate 403, and a docking ring 405 is fixedly mounted on the outer surface of the inlet pipe 2 and the outlet pipe 3 The side surface of the docking ring 405 is provided with a plurality of arc grooves 406, which are matched with the clamping column 402. The side surface of the docking ring 405 is provided with a limiting hole 407, which is matched with the limiting column 404. The outer surfaces of the inlet pipe 2 and the outlet pipe 3 are fixedly installed with a fixing ring 408. The side surface of the fixing ring 408 is fixedly installed with a plurality of telescopic columns. The outer surface of the telescopic column is provided with a reset spring 409. A sliding ring 410 is fixedly installed at one end of the telescopic column. The other end of the reset spring 409 is fixedly installed on the side surface of the sliding ring 410. The sliding ring 410 is slidably connected to the inlet pipe 2 and the outlet pipe 3. The outer surface of the sliding ring 410 is provided with an annular groove 411, and the arc plate 403 is adapted to the annular groove 411. The staff moves the mounting ring 401 on the outer surface of the connecting pipe 5, so that the clamping column 402 and the arc plate 403 on the side surface of the mounting ring 401 are moved, so that the arc plate 403 passes through the annular groove 406 on the side surface of the docking ring 405, and the arc plate 403 passes through the arc groove 406 and then is inserted into the annular groove 411 on the side surface of the sliding ring 410, so that the sliding ring 410 moves and squeezes the reset spring 409 on one side to shrink, and then the connecting pipe is rotated. The channel 5 allows the clamping column 402 to slide inside the arc groove 406, and the arc plate 403 rotates inside the annular groove 411, and then the connecting pipe 5 is loosened, and the sliding ring 410 is driven to slide by the reset force of the reset spring 409, and the sliding ring 410 drives the arc plate 403 and the limiting column 404 on one side to move, so that the limiting column 404 is inserted into the limiting hole 407, thereby fixing the connecting pipe 5 to both sides of the regulating valve body 1, replacing the traditional connection method of using bolts for limiting and fixing, facilitating the operation method of disassembly or maintenance in the later stage, thereby improving the work efficiency of the staff.

[0027] Optionally, the regulating valve body 1 is internally rotatably connected to a valve core 11, a valve stem 6 is fixedly installed on the upper surface of the valve core 11, a support frame is provided on the outer surface of the regulating valve body 1, an electric actuator 7 is fixedly installed on one end of the support frame, the electric actuator 7 can drive the valve stem 6 to rotate, and the valve stem 6 drives the valve core 11 to rotate.

[0028] Optionally, a valve stem 6 is fixedly mounted on the output end of the electric actuator 7, a sealing ring 8 is fixedly mounted on the outer surface of the valve stem 6, and the sealing ring 8 is rotatably connected to the inside of the regulating valve body 1. The sealing performance of the device is improved by the provision of the sealing ring 8.

[0029] Optionally, sealing grooves are provided on the inner side walls of the inlet pipe 2 and the outlet pipe 3, and a sealing member 9 is fixedly installed on the outer surface of the connecting pipe 5. The sealing member 9 is slidably connected to the inside of the sealing groove, and the connecting pipe 5 drives the sealing member 9 to be inserted into the sealing groove, thereby improving the sealing performance of the connecting pipe 5 after installation.

[0030] Optionally, a fixing frame is fixedly installed on the inner wall of the discharge pipe 3, a flow sensor 10 is fixedly installed on the surface of the fixing frame, and a pressure gauge 12 is provided on the surface of the inlet pipe 2. Through the setting of the flow sensor 10, the flow of internal gas or liquid can be recorded.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model, and the standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description and the drawings, and the specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A flow metering control valve, comprising a control valve body (1), characterized in that: An inlet pipe (2) and an outlet pipe (3) are provided on both sides of the regulating valve body (1); a docking assembly (4) is provided on the surface of the inlet pipe (2) and the outlet pipe (3); and a connecting pipe (5) is provided on one side of the docking assembly (4); The docking assembly (4) comprises a mounting ring (401) fixedly mounted on the outer surface of the connecting pipe (5); a plurality of clamping columns (402) are fixedly mounted on the side surface of the mounting ring (401); an arc plate (403) is fixedly mounted on one end of the clamping column (402); a limiting column (404) is fixedly mounted on one side surface of the arc plate (403); a docking ring (405) is fixedly mounted on the outer surfaces of the inlet pipe (2) and the outlet pipe (3); a plurality of arc grooves (406) are provided on the side surface of the docking ring (405); the arc grooves (406) are matched with the clamping columns (402); a limiting hole (407) is provided on the side surface of the docking ring (405); the limiting hole (407) is matched with the limiting column (404).

2. A flow metering control valve according to claim 1, characterized in that: A fixing ring (408) is fixedly mounted on the outer surfaces of the inlet pipe (2) and the outlet pipe (3), a plurality of telescopic columns are fixedly mounted on the side surfaces of the fixing ring (408), and a return spring (409) is arranged on the outer surfaces of the telescopic columns.

3. A flow metering control valve according to claim 2, characterized in that: A sliding ring (410) is fixedly mounted on one end of the telescopic column, and the other end of the return spring (409) is fixedly mounted on the side surface of the sliding ring (410). The sliding ring (410) is slidably connected to the outer surfaces of the inlet pipe (2) and the outlet pipe (3).

4. A flow metering regulating valve according to claim 3, characterized in that: An annular groove (411) is provided on the side surface of the sliding ring (410), and the arc-shaped plate (403) is adapted to the annular groove (411).

5. A flow metering regulating valve according to claim 1, characterized in that: The regulating valve body (1) is rotatably connected to a valve core (11) inside, a valve stem (6) is fixedly mounted on the upper surface of the valve core (11), and a support frame is provided on the outer surface of the regulating valve body (1), an electric actuator (7) is fixedly mounted on one end of the support frame.

6. A flow metering regulating valve according to claim 5, characterized in that: A valve stem (6) is fixedly mounted on the output end of the electric actuator (7), a sealing ring (8) is fixedly mounted on the outer surface of the valve stem (6), and the sealing ring (8) is rotatably connected to the inside of the regulating valve body (1).

7. A flow metering control valve according to claim 1, characterized in that: The inner side walls of the inlet pipe (2) and the outlet pipe (3) are provided with sealing grooves, and the outer surface of the connecting pipe (5) is fixedly mounted with a sealing member (9), and the sealing member (9) is slidably connected to the inside of the sealing groove.

8. A flow metering regulating valve according to claim 1, characterized in that: A fixing frame is fixedly mounted on the inner side wall of the discharge pipe (3), a flow sensor (10) is fixedly mounted on the surface of the fixing frame, and a pressure gauge (12) is arranged on the surface of the inlet pipe (2).

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