Self-control valve convenient to install

Abstract

The utility model relates to the field of self-control valves, in particular to a self-control valve convenient to install, which comprises a valve pipe, sealing rings are embedded and installed at two ends of the valve pipe, a flow control box is installed at the top of the valve pipe, a rotating rod used for driving internal components is rotatably installed on the flow control box, and a polygonal handle is connected to one end of the rotating rod. A connecting plate is installed on the outer side wall of the flow control box, a driving motor is arranged at the top of the connecting plate, a polygonal sleeve plate is installed on an output shaft of the driving motor, a positioning assembly used for positioning the driving motor is arranged on the connecting plate, the two ends of the valve pipe are each sleeved with a connecting flange, and a sleeve is installed at one end of each connecting flange; limiting buckles are arranged on the outer side wall of the sleeve in a circumferential array mode, fixing assemblies used for fixing the limiting buckles are arranged on the outer side wall of the flow control box, connecting flanges of different sizes can be replaced for the automatic control valve convenient to install, and the situation that installation cannot be conducted due to the fact that the models of the connecting flanges are not matched is avoided.

Description

Technical Field

[0001] The utility model relates to an automatic control valve which is easy to install and belongs to the technical field of automatic control valves. Background Art

[0002] The working principle of the automatic control valve is to control the valve by means other than human power such as electric, pneumatic, hydraulic or electromagnetic drive, so that the flow can be accurately controlled.

[0003] The application document with the current application number CN202321700114.8 discloses an automatic control valve that is easy to install, including a mounting tube and a valve mechanism installed above the mounting tube, the valve mechanism including a mounting assembly and a drive assembly; the mounting assembly includes a flange, an inner groove, a first sealing strip, a mounting side plate and a mounting bolt, flanges are fixed on both sides of the left and right sides of the mounting tube, and an inner groove is provided on the outer side of the flange, and a first sealing strip is fixed inside the inner groove; by arranging the first sealing strip and the inner groove inside the flange, the first sealing strip can be installed inside the inner groove, thereby improving the sealing of the device during installation and avoiding leakage inside the device during use. At the same time, the sizes of the first sealing strip and the inner groove match each other, which can also avoid the first sealing strip from falling out of the inner groove and affecting the use of the device. At the same time, the device is installed on the water pipe through the flange, making the installation of the device more convenient.

[0004] The above technical solution connects the device to the water pipe through a flange. When the flange on the device does not match the flange on the external pipe, the device cannot be installed and has to be replaced with a new device. For this reason, we propose an automatic control valve that is easy to install. Utility Model Content

[0005] The purpose of the utility model is to provide an easy-to-install automatic control valve in order to solve the above-mentioned problem, which has different replaceable connecting flanges to adapt to the flange on the external pipeline, thereby avoiding the inability to install the device due to mismatch.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme: an automatic control valve that is easy to install, comprising a valve tube with sealing rings inlaid on both ends, a flow control box is installed on the top of the valve tube, a rotating rod for driving internal components is rotatably installed on the flow control box, a polygonal handle is connected to one end of the rotating rod, a connecting plate is installed on the outer wall of the flow control box, a driving motor is arranged on the top of the connecting plate, a polygonal sleeve plate is installed on the output shaft of the driving motor, a positioning component for positioning the driving motor is arranged on the connecting plate, connecting flanges are sleeved on both ends of the valve tube, a sleeve is installed on one end of the connecting flange, limiting buckles are arranged in a circular array on the outer wall of the sleeve, and a fixing component for fixing the limiting buckles is arranged on the outer wall of the flow control box.

[0007] Furthermore, in order to drive the polygonal handle to rotate through the polygonal sleeve, the polygonal sleeve is sleeved on the polygonal handle.

[0008] Furthermore, in order to limit the sleeve by the retaining ring, the sleeve is sleeved on the outer side wall of the valve tube, a retaining ring is installed on the outer side wall of the valve tube, and the sleeve is located on one side of the retaining ring.

[0009] Furthermore, in order to drive the positioning block to move by the bidirectional screw, the positioning assembly includes a bidirectional screw, a rectangular through hole is provided on the connecting plate, the bidirectional screw is rotatably connected to the inner wall of the rectangular through hole, and positioning blocks are threadedly connected on both ends of the bidirectional screw.

[0010] Furthermore, in order to position the driving motor through the arc-shaped clamping plates, an arc-shaped clamping plate is installed on the top of the positioning block, and the driving motor is located between the two arc-shaped clamping plates.

[0011] Furthermore, in order to install the mounting plate through the inclined rod, the fixing assembly includes an inclined rod connected to the outer side walls on both sides of the flow control box, and a mounting plate with a strip groove on the bottom surface is installed on one end of the inclined rod.

[0012] Furthermore, in order to displace the drive block, a drive screw is rotatably connected in the strip groove on the bottom surface of the mounting plate, the drive screw is threadedly connected to the drive block, a linkage ring is fixed to the bottom of the drive block, and the linkage ring is located on the outside of the valve tube.

[0013] Furthermore, in order to position the limit buckle by means of the rotating buckle, a rotating buckle is installed in a circular array on the outer side wall of the linkage ring, and one end of the rotating buckle is sleeved on the limit buckle.

[0014] Technical effects and advantages of the utility model:

[0015] The utility model is provided with a fixing component and a fixing component, and the connecting flange can be positioned by the fixing component. If the connecting flange on the utility model does not match the connecting flange on the external pipeline, the user can replace the new connecting flange through the fixing component, thereby avoiding the utility model being unable to be installed due to the mismatch of the connecting flange models. The utility model has strong adaptability, and the installation of the driving motor is convenient through the positioning component. When the driving motor is damaged, the user can remove the driving motor and then perform manual operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the installation structure of the drive motor in the utility model;

[0018] Figure 3 This is a schematic diagram of the connection structure between the rotating rod and the polygonal handle in the utility model;

[0019] Figure 4 This is a schematic diagram of the connection between the driving motor and the arc-shaped clamping plate in the utility model;

[0020] Figure 5 It is an exploded schematic diagram of the connection flange and the valve pipe in the utility model;

[0021] Figure 6 It is a structural schematic diagram of the fixing component in the utility model;

[0022] In the figure: 1. sealing ring; 2. valve tube; 3. flow control box; 4. rotating rod; 5. polygonal handle; 6. connecting plate; 7. driving motor; 8. polygonal sleeve; 9. positioning assembly; 901. bidirectional screw rod; 902. positioning block; 903. arc clamping plate; 10. connecting flange; 11. sleeve; 12. limit buckle; 13. fixing assembly; 1301. oblique rod; 1302. mounting plate; 1303. driving screw rod; 1304. driving block; 1305. linkage ring; 1306. rotating buckle ring; 14. retaining ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 6As shown, an automatic control valve that is easy to install includes a valve tube 2 with sealing rings 1 embedded at both ends, a flow control box 3 is installed on the top of the valve tube 2, a rotating rod 4 for driving internal components is rotatably installed on the flow control box 3, one end of the rotating rod 4 is connected to a polygonal handle 5, the rotating rod 4 can be rotated by the polygonal handle 5, and the rotating rod 4 can rotate the components in the flow control box 3, a connecting plate 6 is installed on the outer wall of the flow control box 3, a driving motor 7 is arranged on the top of the connecting plate 6, a polygonal sleeve plate 8 is installed on the output shaft of the driving motor 7, a positioning component 9 for positioning the driving motor 7 is arranged on the connecting plate 6, connecting flanges 10 are sleeved on both ends of the valve tube 2, a sleeve 11 is installed on one end of the connecting flange 10, limit buckles 12 are arranged in a circular array on the outer wall of the sleeve 11, and a fixing component 13 for fixing the limit buckle 12 is arranged on the outer wall of the flow control box 3.

[0025] The polygonal sleeve 8 is sleeved on the polygonal handle 5. When the driving motor 7 is working, the polygonal sleeve 8 can be driven to rotate, thereby driving the polygonal handle 5 and the rotating rod 4 to rotate. The sleeve 11 is sleeved on the outer wall of the valve tube 2. A retaining ring 14 is installed on the outer wall of the valve tube 2. The sleeve 11 is located on one side of the retaining ring 14. The positioning assembly 9 includes a bidirectional screw rod 901. A rectangular through hole is provided on the connecting plate 6. The bidirectional screw rod 901 is rotatably connected to the inner wall of the rectangular through hole. Positioning blocks 902 are threadedly connected on both ends of the bidirectional screw rod 901. An arc clamping plate 903 is installed on the top of the positioning block 902. The driving motor 7 is located between the two arc clamping plates 903. When the two arc clamping plates 903 are close to each other, the driving motor 7 can be clamped. When they are far away, the fixing of the driving motor 7 can be released.

[0026] The fixing assembly 13 includes an inclined rod 1301 connected to the outer side walls on both sides of the flow control box 3, and a mounting plate 1302 with a strip groove on the bottom is installed on one end of the inclined rod 1301, and a driving screw rod 1303 is rotatably connected in the strip groove on the bottom surface of the mounting plate 1302, and a driving block 1304 is threadedly connected to the driving screw rod 1303, and a linkage ring 1305 is fixed to the bottom of the driving block 1304, and the linkage ring 1305 is located on the outside of the valve pipe 2, and a rotating buckle 1306 is installed in a circular array on the outer side wall of the linkage ring 1305, and one end of the rotating buckle 1306 is sleeved on the limit buckle 12, and a handle is connected to one end of the driving screw rod 1303 and the bidirectional screw rod 901, and the driving screw rod 1303 can drive the linkage ring 1305 and the rotating buckle 1306 to move after the rotation of the driving screw rod 1303.

[0027] When the utility model is in use, the utility model can be connected to an external pipeline through the connecting flange 10. If the connecting flange 10 on the utility model does not match the connecting flange 10 on the external pipeline, the user can release the limit of the limit buckle 12, the sleeve 11 and the connecting flange 10 through the fixing component 13, and then the user can remove the limit buckle 12, the sleeve 11 and the connecting flange 10, and then the user can replace the new connecting flange 10. When the sleeve 11 on the new connecting flange 10 is sleeved on the valve pipe 2 and one end of the sleeve 11 is blocked by the retaining ring 14, the user can rotate the rotating buckle 1306 and buckle it on the limit buckle 12. After the connection, the user can drive the screw rod 1303 to move the driving block 1304 and the linkage ring 1305. When the linkage ring 1305 is displaced, the rotating buckle 1306 can be driven to move. When the rotating buckle 1306 is moved, the limit buckle 12 can be tightened, so that the connecting flange 10 of the sleeve 11 can be fixed, which is convenient for replacement and avoids the inability to install the utility model due to the mismatch of the connecting flange 10 model. It has strong adaptability. When the driving motor 7 is damaged, the user can rotate the two-way screw rod 901 to drive the positioning block 902 and the arc clamping plate 903 to move. When the arc clamping plate 903 releases the limit on the driving motor 7, the user can remove the driving motor 7 and the polygonal sleeve plate 8, and then the user can rotate the rotating rod 4 through the polygonal handle 5. After the rotating rod 4 is rotated, it can drive the components in the flow control box 3 to rotate, thereby achieving the function of manually adjusting the flow.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An automatic control valve that is easy to install, comprising a valve tube (2) with sealing rings (1) embedded at both ends, a flow control box (3) installed on the top of the valve tube (2), a rotating rod (4) for driving an internal component rotatably installed on the flow control box (3), and a polygonal handle (5) connected to one end of the rotating rod (4), characterized in that: A connecting plate (6) is installed on the outer wall of the flow control box (3), a driving motor (7) is arranged on the top of the connecting plate (6), a polygonal sleeve plate (8) is installed on the output shaft of the driving motor (7), a positioning component (9) for positioning the driving motor (7) is arranged on the connecting plate (6), connecting flanges (10) are sleeved on both ends of the valve tube (2), a sleeve (11) is installed on one end of the connecting flange (10), and limiting buckles (12) are arranged in a circular array on the outer wall of the sleeve (11), and a fixing component (13) for fixing the limiting buckles (12) is arranged on the outer wall of the flow control box (3).

2. The easy-to-install automatic control valve according to claim 1, characterized in that: The polygonal sleeve plate (8) is sleeved on the polygonal handle (5).

3. The easy-to-install automatic control valve according to claim 1, characterized in that: The sleeve (11) is sleeved on the outer wall of the valve tube (2), a retaining ring (14) is installed on the outer wall of the valve tube (2), and the sleeve (11) is located on one side of the retaining ring (14).

4. The easy-to-install automatic control valve according to claim 1, characterized in that: The positioning assembly (9) comprises a bidirectional screw rod (901), the connecting plate (6) is provided with a rectangular through hole, the bidirectional screw rod (901) is rotatably connected to the inner side wall of the rectangular through hole, and both ends of the bidirectional screw rod (901) are threadedly connected with positioning blocks (902).

5. The easy-to-install automatic control valve according to claim 4, characterized in that: An arc-shaped clamping plate (903) is installed on the top of the positioning block (902), and the driving motor (7) is located between the two arc-shaped clamping plates (903).

6. The easy-to-install automatic control valve according to claim 1, characterized in that: The fixing assembly (13) comprises an inclined rod (1301) connected to the outer side walls on both sides of the flow control box (3), and a mounting plate (1302) having a strip groove on the bottom surface is mounted on one end of the inclined rod (1301).

7. The easy-to-install automatic control valve according to claim 6, characterized in that: A driving screw (1303) is rotatably connected in the strip groove on the bottom surface of the mounting plate (1302), a driving block (1304) is threadedly connected to the driving screw (1303), a linkage ring (1305) is fixed to the bottom of the driving block (1304), and the linkage ring (1305) is located on the outside of the valve tube (2).

8. The easy-to-install automatic control valve according to claim 7, characterized in that: Rotating buckles (1306) are installed in a circular array on the outer side wall of the linkage ring (1305), and one end of the rotating buckle (1306) is sleeved on the limiting buckle (12).

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