Flow regulating valve

Abstract

The utility model discloses a flow regulating valve, relates to the technical field of regulating valves, solves the problems that an existing device is inconvenient to mount and dismount and poor in using effect, and adopts the following scheme that connecting flanges A are fixedly mounted on the left side and the right side of a lower shell. The ball valve is firstly placed at a proper position on the lower shell, then the upper shell covers the lower shell and is connected and mounted through the mounting flange and the mounting hole, and then the ball valve shell is connected with a pipeline through the connecting flange and the flange hole, so that the mounting and dismounting are simple and convenient, and the ball valve is convenient to maintain; the stepping motor drives the rotating shaft to rotate so as to drive the ball valve to rotate by 90 degrees, the flow channel rotates from the direction consistent with the axis direction of the pipeline to the direction perpendicular to the axis direction of the pipeline, and therefore flow closing and opening are achieved, the rotating resistance of the ball valve is small, the overall strength of the ball valve is high, and the using effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of governing valve, concretely is a flow governing valve. BACKGROUND

[0002] Flow governing valve is a kind of flow regulating control device, flow governing valve is damaged due to the impact of fluid, high pressure difference when closing, and the traditional flow governing valve is complex in structure, difficult to disassemble, so that it is inconvenient to maintain.

[0003] Through the retrieval, the application of patent announcement No. CN105909814A discloses a flow governing valve, including valve body, the valve cavity is equipped in the valve body, the medium inflow channel that is communicated with the valve cavity is equipped on the valve body, the medium outflow channel, the valve cavity is equipped with dynamic valve sheet, static valve sheet, dynamic valve sheet and static valve sheet rotate and cooperate, and the first through hole is equipped on static valve sheet, the second through hole for being communicated or cut off with the first through hole on static valve sheet to realize valve opening or closing when dynamic valve sheet itself rotates is equipped on dynamic valve sheet, and two groups of through holes can improve the control effect of flow;

[0004] But due to the setting of dynamic valve sheet and static valve sheet, the device structure is complex, it is inconvenient to connect the device with pipeline, when the valve sheet is damaged, it is also inconvenient to disassemble and maintain, and simultaneously due to the rotation of driving assembly dynamic valve sheet and static valve sheet, due to the resistance that valve sheet is received when rotating, the fluency of rotation is low, damage is prone to occur, to lead to the poor use effect of valve sheet.

[0005] Therefore, we propose a kind of flow governing valve. INVENTION CONTENTS

[0006] In view of the deficiencies of prior art, the utility model provides a kind of flow governing valve, solve the problems, such as inconvenient installation and disassembly and poor use effect of existing device.

[0007] To achieve the above object, the utility model is realized by the following technical scheme: a kind of flow governing valve, including ball valve shell and pipeline, the ball valve shell is composed of lower shell and upper shell of specification is matched;

[0008] The left and right sides of the lower shell are fixedly installed with connecting flange A, the outer side of the connecting flange A is provided with six groups of flange holes A opposite in position, the inner side of the pipeline is fixedly installed with the connecting flange B of specification is matched, six groups of flange holes B are opened on the outer wall of the connecting flange B, the top surface of the lower shell and the bottom surface of the upper shell are respectively fixedly installed with two groups of installation flanges A and installation flanges B opposite in position, three groups of installation holes A and installation holes B are respectively opened on the outer wall of the installation flanges A and installation flanges B, the ball valve shell is assembled with the ball valve of specification is matched;

[0009] The outer wall of the ball valve is provided with a through flow passage, the top surface of the ball valve is provided with opposite threaded holes, the top surface of the upper shell is provided with a stepping motor, the top surface of the stepping motor is fixedly provided with a top cover, four groups of connecting rods are fixedly arranged between the top cover and the upper shell, the output end of the stepping motor is provided with a rotating shaft penetrating through the upper shell, the rotating shaft is threadedly arranged in the threaded hole, and a sealing bearing with appropriate specifications is arranged between the rotating shaft and the upper shell.

[0010] Preferably, the top surface of the top cover is provided with a connecting shaft through a bearing, the connecting shaft is connected with the rotating shaft, and the top end of the connecting shaft is fixedly provided with a valve disc, so that the valve disc can be manually rotated when power is off, thereby controlling the opening of the ball valve and improving practicability.

[0011] Preferably, the bottom of the lower shell is fixedly provided with opposite positioning rods, the bottom surface of the ball valve is provided with positioning holes with appropriate specifications, and the positioning rods are rotatably connected with the ball valve, so that the stability and smoothness of rotation of the ball valve can be improved, and the installation and positioning of the ball valve are facilitated, and the installation efficiency is improved.

[0012] Preferably, the ball valve and the ball valve shell are provided with sealing blocks with appropriate specifications, so that the sealing property of the ball valve can be improved.

[0013] Preferably, the top surface of the upper shell is provided with a plane, and the sealing bearing is located on the plane, so that the stability and sealing property of the installation of the sealing bearing can be improved.

[0014] Preferably, the outer wall of the ball valve is provided with an anti-corrosion layer, so that the service life of the ball valve can be improved.

[0015] 1. The flow regulating valve is characterized in that the ball valve is placed on the lower shell at a proper position through the setting of the lower shell, the upper shell and the mounting flange, the upper shell is covered and connected and mounted through the mounting flange and the mounting hole, and then the ball valve shell is connected with the pipeline through the connecting flange and the flange hole, so that the installation and dismounting are simple and convenient, and the ball valve is convenient to maintain.

[0016] 2. Meanwhile, the ball valve is rotated by 90 degrees through the setting of the stepping motor, the rotating shaft and the ball valve, the flow passage is rotated from the same direction as the pipeline axis to perpendicular to each other, so that the flow is closed and opened, the resistance of the ball valve is small, the overall strength of the ball valve is high, and the use effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the whole utility model;

[0018] Figure 2 It is a structure schematic view of the shell of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the ball valve of this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the rotating shaft of this utility model.

[0021] In the diagram: 1. Lower outer shell; 2. Upper outer shell; 3. Pipe; 4. Connecting flange A; 5. Flange hole A; 6. Connecting flange B; 7. Flange hole B; 8. Mounting flange A; 9. Mounting hole A; 10. Mounting flange B; 11. Mounting hole B; 12. Ball valve; 13. Flow channel; 14. Threaded hole; 15. Stepper motor; 16. Top cover; 17. Connecting rod; 18. Rotating shaft; 19. Connecting shaft; 20. Valve disc; 21. Positioning rod; 22. Positioning hole; 23. Sealing block; 24. Sealing bearing. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Example 1: As Figures 1-4 As shown: Connecting flanges A4 are fixedly installed on the left and right sides of the lower outer shell 1. Six sets of flange holes A5 with opposite positions are opened on the outer side of the connecting flanges A4. Connecting flanges B6 with matching specifications are fixedly installed on the inner side of the pipe 3. Six sets of flange holes B7 are opened on the outer wall of the connecting flanges B6. Two sets of mounting flanges A8 and B10 with opposite positions are fixedly installed on the top surface of the lower outer shell 1 and the bottom surface of the upper outer shell 2, respectively. Three sets of mounting holes A9 and B11 with opposite positions are opened on the outer wall of the mounting flanges A8 and B10, respectively. A ball valve 12 with matching specifications is assembled inside the ball valve shell. Through the arrangement of the lower outer shell 1, the upper outer shell 2 and the mounting flanges, the ball valve 12 is first placed in a suitable position on the lower outer shell 1, and then the upper outer shell 2 is covered and connected and installed through the mounting flanges and mounting holes. Then the ball valve shell is connected to the pipe 3 through the connecting flanges and flange holes. The installation and disassembly are simple and convenient, and it is also convenient for the maintenance of the ball valve 12.

[0024] Example 2: As Figures 2-4As shown: the outer wall of the ball valve 12 is provided with a through flow channel 13, the top surface of the ball valve 12 is provided with a position opposite threaded hole 14, the top surface of the upper shell 2 is equipped with a stepper motor 15, the top surface of the stepper motor 15 is fixedly installed with a top cover 16, the top cover 16 and the upper shell 2 are fixedly installed with four groups of connecting rods 17, the output end of the stepper motor 15 is equipped with a rotating shaft 18 penetrating the upper shell 2, the rotating shaft 18 is installed in the threaded hole 14 through the thread, and the rotating shaft 18 and the upper shell 2 are equipped with a sealing bearing 24 of the same specification, through the setting of the stepper motor 15, the rotating shaft 18 and the ball valve 12, the stepper motor 15 drives the rotating shaft 18 to rotate, thereby driving the ball valve 12 to rotate 90 degrees, and the flow channel 13 rotates from the same axial direction as the pipeline 3 to perpendicular to each other, thereby achieving the closing and opening of the flow, the resistance of the ball valve 12 is small, the overall strength of the ball valve 12 is high, and the use effect is good.

[0025] Embodiment 3: as Figures 2-3 As shown: the top surface of the top cover 16 is equipped with a connecting shaft 19 through a bearing, the connecting shaft 19 is connected with the rotating shaft 18, and the top end of the connecting shaft 19 is fixedly installed with a valve disc 20, so that the valve disc 20 can be manually rotated when power failure, thereby controlling the opening of the ball valve 12, and improving the practicability.

[0026] The working principle and use process of the utility model: when the device needs to work, first, the ball valve 12 is placed on the lower shell 1 at a proper position, then the upper shell 2 is covered and connected and installed through the installation flange and the installation hole, then the ball valve shell is connected with the pipeline 3 through the connecting flange and the flange hole, the installation and disassembly are simple and convenient, and the ball valve 12 is also convenient to maintain, then the stepper motor 15 drives the rotating shaft 18 to rotate, thereby driving the ball valve 12 to rotate 90 degrees, and the flow channel 13 rotates from the same axial direction as the pipeline 3 to perpendicular to each other, thereby achieving the closing and opening of the flow, the resistance of the ball valve 12 is small, the overall strength of the ball valve 12 is high, and the use effect is good, and the valve disc 20 can be manually rotated when power failure, thereby controlling the opening of the ball valve 12, and improving the practicability.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model, for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A flow regulating valve, comprising a ball valve housing and a pipeline, wherein the ball valve housing is composed of a lower housing (1) and an upper housing (2) of compatible specifications; Its features are: Connecting flanges A (4) are fixedly installed on the left and right sides of the lower outer shell (1). Six sets of flange holes A (5) with opposite positions are opened on the outer side of the connecting flanges A (4). Connecting flanges B (6) with matching specifications are fixedly installed on the inner side of the pipe (3). Six sets of flange holes B (7) are opened on the outer wall of the connecting flanges B (6). Two sets of mounting flanges A (8) and mounting flanges B (10) with opposite positions are fixedly installed on the top surface of the lower outer shell (1) and the bottom surface of the upper outer shell (2). Three sets of mounting holes A (9) and mounting holes B (11) with opposite positions are opened on the outer walls of the mounting flanges A (8) and mounting flanges B (10). A ball valve (12) with matching specifications is assembled inside the ball valve shell. The ball valve (12) has a through flow channel (13) on its outer wall. The ball valve (12) has a threaded hole (14) with opposite positions on its top surface. The upper housing (2) is equipped with a stepper motor (15) on its top surface. The stepper motor (15) is fixedly mounted with a top cover (16). Four sets of connecting rods (17) are fixedly mounted between the top cover (16) and the upper housing (2). The output end of the stepper motor (15) is equipped with a rotating shaft (18) that passes through the upper housing (2). The rotating shaft (18) is installed in the threaded hole (14) by thread. A sealed bearing (24) with matching specifications is assembled between the rotating shaft (18) and the upper housing (2).

2. The flow regulating valve according to claim 1, characterized in that: The top surface of the top cover (16) is fitted with a connecting shaft (19) via a bearing. The connecting shaft (19) is connected to the rotating shaft (18). A valve disc (20) is fixedly installed at the top of the connecting shaft (19).

3. A flow regulating valve according to claim 1, characterized in that: The bottom of the lower housing (1) is fixedly installed with a positioning rod (21) in a corresponding position, and the bottom surface of the ball valve (12) is provided with a positioning hole (22) of the same specification. The positioning rod (21) is rotatably connected to the ball valve (12).

4. A flow regulating valve according to claim 1, characterized in that: A sealing block (23) of the same specification is assembled between the ball valve (12) and the ball valve housing.

5. A flow regulating valve according to claim 1, characterized in that: The top surface of the upper housing (2) has a flat surface, and the sealed bearing (24) is located on the flat surface.

6. A flow regulating valve according to claim 1, characterized in that: The outer wall of the ball valve (12) is fitted with an anti-corrosion layer.

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