Electric control valve for heat supply pipeline

Abstract

The utility model relates to the technical field of regulating valves, and discloses a heat supply pipeline electric regulating valve which comprises a valve seat, a valve is fixedly connected to the side wall of the valve seat, a connecting pipe is arranged on the side wall of the valve seat, a fixing assembly is arranged on the side wall of the valve seat, and a filtering assembly is arranged in the valve seat. The fixing assembly comprises a fixing frame, the side wall of the fixing frame is fixedly connected to the side wall of the valve seat, a clamping column is slidably connected to the interior of the fixing frame, a fixing block is fixedly connected to the side wall of the clamping column, and a sliding rod is fixedly connected to the interior of the fixing frame. According to the utility model, the nut is taken down to release the fixation of the clamping column, the connecting column is pressed to drive the rotating rod to rotate, the rotating rod pushes the fixing block to enable the clamping column to slide along the sliding rod and extrude the first spring to contract, and the clamping column moves to cancel the connection of the connecting pipe, so that the connecting pipe can be taken down to overhaul the interior of the valve seat; the problems that when the adjusting valve is overhauled and replaced, the valve body and the connecting pipe are inconvenient to detach, and operation is complex are solved, and detaching convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of governing valve especially relates to a heating pipeline electric governing valve. BACKGROUND

[0002] In the heating system, the heating pipeline electric governing valve plays a vital role, it can accurately adjust the flow in the heating pipeline according to actual demand, thereby realizing the accurate control to heat, guaranteeing the stability and high efficiency of heating. And the valve seat is one of the core components of electric governing valve, and its performance directly influences the working effect of the whole governing valve. In the long-term operation process, the internal valve seat inevitably appears problems such as wear and tear, blockage, and needs regular maintenance and maintenance.

[0003] In the prior art, the connection mode of the valve seat of the heating pipeline electric governing valve and the connecting pipe adopts the traditional bolt fastening or welding mode. The bolt fastening mode is usually connected tightly together by multiple bolts, and the sealing property and stability of connection are guaranteed by the pre-tightening force of the bolt. When the valve seat needs to be overhauled, professional tools are needed to disassemble the bolt one by one, and the operation process is relatively cumbersome. The welding mode is to weld the valve seat and the connecting pipe directly as a whole, and this connection mode can provide good sealing property and connection strength, but once the valve seat has a problem, it is difficult to separate it from the connecting pipe, and often the welding part needs to be damaged to overhaul or replace.

[0004] However, when the governing valve is overhauled and replaced, the valve body and the connecting pipe are inconvenient to disassemble, the operation process is complex and time-consuming. This not only increases the work difficulty and workload of the maintenance personnel, but also causes the downtime of the heating system to be prolonged, affects the continuity and stability of heating, increases the heating cost, and therefore a heating pipeline electric governing valve is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a heating pipeline electric governing valve, which aims at improving the problems of inconvenient disassembly of the valve body and the connecting pipe and complex operation of the governing valve in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A heating pipeline electric governing valve, comprising a valve seat, the valve seat side wall is fixedly connected with a valve, the valve seat side wall is provided with a connecting pipe, the valve seat side wall is provided with a fixing assembly, the valve seat is internally provided with a filter assembly.

[0008] The fixed assembly comprises a fixed frame, a clamping column, a fixed block, a sliding rod, a first spring, a rotating rod, a connecting column, a nut and a second spring.

[0009] As a further description of the above technical solution:

[0010] The filter assembly comprises a filter plate, a recess hole and a clamping block.

[0011] As a further description of the above technical solution:

[0012] The valve seat is internally provided with a vertical groove and a fixed rod.

[0013] As a further description of the above technical solution:

[0014] The fixed rod is internally and fixedly connected with a connecting rod.

[0015] As a further description of the above technical solution:

[0016] The connecting rod is fixedly connected with a clamping block, and the clamping block is internally and slidably connected with the recess hole.

[0017] As a further description of the above technical solution:

[0018] The clamping block is internally and slidably connected with the vertical groove, and the connecting rod is externally sleeved with a second spring.

[0019] As a further description of the above technical solution:

[0020] One end of the second spring is fixedly connected with the fixed rod, and the other end of the second spring is fixedly connected with the clamping block.

[0021] As a further description of the above technical solution:

[0022] One end of the first spring is fixedly connected with the fixed frame, and the other end of the first spring is fixedly connected with the fixed block.

[0023] The utility model has the advantages of the following:

[0024] 1. In the utility model, the nut is taken down, the fixing to the clamping column is removed, the connecting column is pressed again, the movement drives the rotating rod to rotate, the rotating rod pushes the fixed block, the clamping column slides along the slide rod side wall, and the first spring is extruded to contract, the connection to the connecting pipe is cancelled after the clamping column moves, the connecting pipe is taken down, and the inside of the valve seat can be overhauled, the inconvenient disassembly and the complex operation of the valve body and the connecting pipe when the regulating valve is overhauled and replaced are solved, and the convenience of disassembly of the valve body and the connecting pipe is improved through the technical scheme.

[0025] 2. In the utility model, the handle is pulled to move the filter plate, the clamping block is extruded into the vertical groove of the valve seat, the connecting rod is extruded to slide in the fixed rod, the second spring is extruded to contract by the clamping block, the clamping block is separated from the concave hole, the fixing to the filter plate is cancelled, the filter plate can be taken out and cleaned, the filter plate is fixed through bolts, and the inconvenient disassembly when cleaning is solved, and the convenience and efficiency of cleaning of the filter plate are improved through the technical scheme. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 A three-dimensional schematic view of a heating pipeline electric regulating valve is provided for the utility model;

[0027] Figure 2 A fixed frame internal structure schematic view of a heating pipeline electric regulating valve is provided for the utility model;

[0028] Figure 3 For Figure 2 An enlarged view of A in the middle;

[0029] Figure 4 A valve seat three-dimensional schematic view of a heating pipeline electric regulating valve is provided for the utility model;

[0030] Figure 5 A valve seat internal structure schematic view of a heating pipeline electric regulating valve is provided for the utility model;

[0031] Figure 6 For Figure 5 An enlarged view of B in the middle.

[0032] Legend:

[0033] 1, valve seat; 2, valve; 3, connecting pipe; 4, fixed frame; 5, clamping column; 6, fixed block; 7, slide rod; 8, first spring; 9, rotating rod; 10, connecting column; 11, nut; 12, filter plate; 13, concave hole; 14, vertical groove; 15, fixed rod; 16, connecting rod; 17, clamping block; 18, second spring. DETAILED DESCRIPTION

[0034] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0035] With reference to Figure 1 Figure 3 The present application provides an embodiment: a heating pipeline electric regulating valve, including valve seat 1, the side wall of valve seat 1 is fixedly connected with valve 2, the side wall of valve seat 1 is provided with connecting pipe 3, the side wall of valve seat 1 is provided with fixed assembly, the inside of valve seat 1 is provided with filter assembly;Fixed assembly includes fixed frame 4, the side wall of fixed frame 4 is fixedly connected in the side wall of valve seat 1, the inside of fixed frame 4 is slidably connected with clamping column 5, the side wall of clamping column 5 is fixedly connected with fixed block 6, the inside of fixed frame 4 is fixedly connected with slide rod 7, the inside of clamping column 5 is slidably connected in the side wall of slide rod 7, the side wall of clamping column 5 is slidably connected in the inside of connecting pipe 3, the side wall of slide rod 7 is provided with first spring 8, first spring 8 is used for rebound reset, the side wall of fixed block 6 is rotatably connected with rotating rod 9, the inside of fixed frame 4 is slidably connected with connecting column 10, the side wall of rotating rod 9 is rotatably connected in the side wall of connecting column 10, the side wall of clamping column 5 is threadedly connected with nut 11, nut 11 is used to fix clamping column 5, one end of first spring 8 is fixedly connected in the inside of fixed frame 4, the other end of first spring 8 is fixedly connected in the side wall of fixed block 6;

[0036] The regulating valve will have problems such as different degrees of wear or blockage after long-term use, so it needs to be overhauled, rotate nut 11, nut 11 is used to fix clamping column 5, through the threaded connection mode, clamping column 5 is fixed to prevent its movement, after rotating nut 11 and taking it off, the fixing effect of nut 11 on clamping column 5 is cancelled, then press connecting column 10 to make it move, its movement will drive rotating rod 9 connected thereto to rotate, rotating rod 9 plays the role of force transmission and conversion, converts the linear motion of connecting column 10 into the rotary motion of itself, with the movement of connecting column 10, rotating rod 9 pushes fixed block 6, fixed block 6 is connected with clamping column 5, its role is to transmit the thrust of rotating rod 9 to clamping column 5, so as to make clamping column 5 move, clamping column 5 slides in the side wall of slide rod 7, slide rod 7 provides a guide function for the movement of clamping column 5, at the same time, the movement of clamping column 5 extrudes first spring 8 to make it contract, first spring 8 plays the role of buffering and resetting, stores elastic potential energy when clamping column 5 moves, if it is needed to restore the position of clamping column 5 subsequently, the elastic potential energy of spring can make clamping column 5 reset, with the movement of clamping column 5, the connection of connecting pipe 3 is cancelled, connecting pipe 3 is used to connect valve seat 1 and other pipelines, after cancelling the connection, connecting pipe 3 can be taken off, so that the inside of valve seat 1 can be overhauled. ​

[0037] Reference Figure 4 - Figure 6 The filter assembly comprises a filter plate 12, the filter plate 12 is slidably connected to the inside of the valve seat 1, the filter plate 12 is provided with a concave hole 13 in the inside, the valve seat 1 is provided with a vertical groove 14 in the inside, the valve seat 1 is provided with a fixed rod 15, the fixed rod 15 is fixedly connected to the inside of the vertical groove 14, the fixed rod 15 is slidably connected with a connecting rod 16 in the inside, the connecting rod 16 is fixedly connected with a clamping block 17 on the side wall, the concave hole 13 cooperates with the clamping block 17 to fix the filter plate 12, the clamping block 17 is slidably connected to the inside of the concave hole 13, the clamping block 17 is slidably connected to the inside of the vertical groove 14, the connecting rod 16 is sleeved with a second spring 18 on the side wall, one end of the second spring 18 is fixedly connected to the side wall of the fixed rod 15, the other end of the second spring 18 is fixedly connected to the side wall of the clamping block 17;

[0038] The filter plate 12 in the inside of the valve seat 1 will be blocked after a long time of use, the filter plate 12 is used for filtering impurities in the fluid, preventing impurities from entering other parts of the regulating valve, affecting the normal operation of the regulating valve, when the filter plate 12 needs to be cleaned, the filter plate 12 is moved by pulling the handle, when the filter plate 12 moves, the clamping block 17 is extruded into the vertical groove 14 provided in the inside of the valve seat 1, the clamping block 17 is used to fix the filter plate 12, so that it is fixed in the inside of the valve seat 1, after the clamping block 17 enters the vertical groove 14, the connecting rod 16 is extruded to slide in the fixed rod 15, the fixed rod 15 provides guidance and support for the sliding of the connecting rod 16, at the same time, the movement of the clamping block 17 extrudes the second spring 18 to make it shrink, the second spring 18 plays a buffering and resetting role, after the clamping block 17 is separated from the inside of the concave hole 13, the concave hole 13 cooperates with the clamping block 17 to fix the filter plate 12, after the clamping block 17 is separated from the concave hole 13, the fixing of the filter plate 12 is cancelled, so it can be taken out for cleaning.

[0039] Working principle: the regulating valve needs to be overhauled after a long time of use, first, rotate the nut 11 to take it off, so that the fixing of the clamping column 5 is cancelled, then press the connecting column 10 to move, the movement of the connecting column 10 makes the rotating rod 9 rotate, with the movement of the connecting column 10, the rotating rod 9 pushes the fixed block 6, and then the clamping column 5 moves to slide on the side wall of the sliding rod 7, at the same time, the movement of the clamping column 5 extrudes the first spring 8 to make it shrink, with the movement of the clamping column 5, the connection of the connecting pipe 3 is cancelled, the connecting pipe 3 is taken off to overhaul the inside of the valve seat 1.

[0040] The filter plate 12 inside the valve seat 1 is blocked after long time use, the filter plate 12 is moved by pulling the handle, the clamping block 17 is extruded into the vertical groove 14 inside the valve seat 1 when the filter plate 12 is moved, the connecting rod 16 is extruded, and slides inside the fixed rod 15, meanwhile, the movement of the clamping block 17 extrudes the second spring 18 to make it shrink, the clamping block 17 is separated from the concave hole 13, the fixing of the filter plate 12 is cancelled, and the filter plate 12 is taken out for cleaning.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, any modification, equivalent replacement, improvement, etc., which are made within the spirit and principles of the present application, should be included in the scope of the present application.

Claims

1. A heat pipe electric regulating valve comprising a valve seat (1), characterized in that: The valve (2) is fixedly connected to the side wall of the valve seat (1), the valve seat (1) is provided with a connecting pipe (3), and the valve seat (1) is provided with a fixing assembly; the valve seat (1) is provided with a filter assembly; The fixing assembly comprises a fixing frame (4) fixedly connected to the side wall of the valve seat (1), a clamping column (5) slidably connected in the fixing frame (4), a fixing block (6) fixedly connected to the side wall of the clamping column (5), a sliding rod (7) fixedly connected to the fixing frame (4), the clamping column (5) being slidably connected to the side wall of the sliding rod (7), the clamping column (5) being slidably connected in the connecting pipe (3), the sliding rod (7) being provided with a first spring (8), the fixing block (6) being rotatably connected to a rotating rod (9), the fixing frame (4) being slidably connected to a connecting column (10), the rotating rod (9) being rotatably connected to the side wall of the connecting column (10), and the clamping column (5) being threadedly connected to a nut (11).

2. A heating conduit motor-operated regulating valve according to claim 1, characterized in that: The filter assembly comprises a filter plate (12) slidably connected to the inside of the valve seat (1), and a recess (13) is formed in the filter plate (12).

3. A heating conduit motorised regulating valve according to claim 2, characterised in that: A vertical groove (14) is formed in the valve seat (1), and a fixing rod (15) is arranged in the valve seat (1).

4. A heating conduit motor-operated regulating valve according to claim 3, characterized in that: The fixing rod (15) is fixedly connected to the inside of the vertical groove (14), and a connecting rod (16) is slidably connected in the fixing rod (15).

5. A heating conduit motorised regulating valve according to claim 4, characterised in that: The connecting rod (16) is fixedly connected to a clamping block (17) slidably connected in the recess (13).

6. A heating conduit motorised regulating valve according to claim 5, characterised in that: The clamping block (17) is slidably connected in the vertical groove (14), and the connecting rod (16) is provided with a second spring (18).

7. A heating conduit motorised regulating valve according to claim 6, characterised in that: One end of the second spring (18) is fixedly connected to the side wall of the fixing rod (15), and the other end of the second spring (18) is fixedly connected to the side wall of the clamping block (17).

8. The electrically powered heating conduit regulating valve of claim 1, wherein: One end of the first spring (8) is fixedly connected to the inside of the fixing frame (4), and the other end of the first spring (8) is fixedly connected to the side wall of the fixing block (6).

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