Flow adjusting device for electric valve

Abstract

The utility model discloses a flow adjusting device for an electric valve. The flow adjusting device comprises a valve pipe body, the controller is mounted at the top of the valve pipe body; the connecting flanges are installed at the two ends of the valve pipe body and used for connecting the valve pipe body with other pipelines; the flow adjusting assembly is arranged in the valve pipe body; the flow adjusting assembly comprises a fixing ring, a connecting block, an electric telescopic rod, a connecting piece, a sliding groove and a rotating rod, the fixing ring is fixedly installed in the valve pipe body, the outer surface of the fixing ring is rotationally connected with a rotating lantern ring, the connecting block is fixedly installed in the valve pipe body, and one end of the electric telescopic rod is rotationally connected with the interior of the connecting block. According to the scheme, the valve pipe body, the controller, the connecting flange and the flow adjusting assembly are arranged, and through the structure, the opening and closing degree of the multiple blocking pieces can be controlled at will, so that the effect of adjusting the flow is achieved, and the flow of a medium is accurately controlled.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of adjusting flow, more specifically, the utility model relates to a kind of adjusting flow device for electric valve. BACKGROUND

[0002] Electric valve is a kind of automatic control equipment by electric actuator driving valve stem, to realize the opening, closing or adjustment of valve.It is widely used in petroleum, chemical industry, electric power, metallurgy, pharmaceutical, food processing and other industries, suitable for remote control and automation in pipeline system.But its in actual use, still exist some shortcomings, such as: existing electric valve can usually only set open and close two states, function is relatively single, lack of adjustment function, so as to accurately control the flow of medium, there is certain limitation when using.

[0003] Therefore, a kind of adjusting flow device for electric valve is proposed to solve the above problems. CONTENT OF UTILITY MODEL

[0004] In order to overcome the above-mentioned defects of prior art, the embodiment of the utility model provides a kind of adjusting flow device for electric valve, to solve the problem that the electric valve of prior art can usually only set open and close two states, function is relatively single, lack of adjustment function, so as to accurately control the flow of medium.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of adjusting flow device for electric valve, comprising

[0006] valve pipe body;

[0007] controller, the controller is installed at the top of valve pipe body;

[0008] connecting flange, the connecting flange is installed at both ends of valve pipe body, for connecting valve pipe body with other pipeline;

[0009] flow regulating assembly, the flow regulating assembly is arranged in the inside of valve pipe body;

[0010] The flow regulating assembly comprises a fixed ring, a connecting block, an electric telescopic rod, a connecting piece, a sliding slot and a rotating rod, the fixed ring is fixedly installed in the inside of the valve pipe body, a rotating sleeve ring is rotatably connected to the outer surface of the fixed ring, the connecting block is fixedly installed in the inside of the valve pipe body, one end of the electric telescopic rod is rotatably connected to the inside of the connecting block, the other end of the electric telescopic rod is rotatably connected to one side of the rotating sleeve ring through a connecting shaft, the electric telescopic rod is electrically connected to the controller, a center column is installed in the center of the inside of the fixed ring through a fixing frame, a fixed rod is fixedly installed on the side of the rotating sleeve ring, the inside of the connecting piece is provided with the sliding slot, the inside of the sliding slot is slidably connected to the end of the fixed rod which is away from the rotating sleeve ring, one end of the rotating rod is fixedly connected to the side of the center column, the other end of the rotating rod is fixedly connected to one side of the connecting piece, and the outer surface of the rotating rod is fixedly installed with a baffle.

[0011] The safety protection assembly is arranged below the valve pipe body.

[0012] The safety protection assembly comprises a pressure relief pipe and an explosion-proof valve piece, the top end of the pressure relief pipe is detachably communicated with the inside of the valve pipe body, and the explosion-proof valve piece is fixedly installed in the inside of the pressure relief pipe.

[0013] The safety protection assembly further comprises a processing terminal and an alarm, the processing terminal is installed on the front face of the pressure relief pipe, the processing terminal is electrically connected to the explosion-proof valve piece, the alarm is installed on one side of the pressure relief pipe, and the alarm is electrically connected to the processing terminal.

[0014] The beneficial effects of the above technical scheme of the utility model are as follows:

[0015] In the above scheme, the valve pipe body, the controller, the connecting flange and the flow regulating assembly are arranged, the electric telescopic rod is started by the controller, the rotating sleeve ring is driven to rotate outside the fixed ring by the connecting shaft, the fixed rod is slid in the sliding slot while the rotating sleeve ring rotates, the connecting piece is rotated, the rotating rod is rotated, and finally the baffle is rotated to open and close, through the above structure, the opening and closing size between multiple baffles can be controlled at will, so that the flow size is adjusted, and the flow of the medium is accurately controlled.

[0016] The safety protection assembly is arranged, when the pressure in the valve pipe body is too large, the explosion-proof valve piece in the pressure relief pipe is broken under pressure, the medium is discharged from the pressure relief pipe and the pressure in the valve pipe body is released, the processing terminal detects the damage of the explosion-proof valve piece and controls the alarm to issue an alarm to prompt first-aid personnel to handle in time, through the above structure, the valve pipe body is relieved in time when the pressure in the valve pipe body is too high, and the rupture and explosion of the valve pipe body due to excessive pressure are avoided. BRIEF DESCRIPTION OF DRAWINGS

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

[0018] Figure 2 It is the flow regulating assembly structure schematic view of the utility model;

[0019] Figure 3 It is the fixed rod, connecting piece, sliding groove, rotating rod structure schematic view of the utility model;

[0020] Figure 4 It is the safety protection assembly structure schematic view of the utility model.

[0021] [Reference signs]

[0022] 1, valve pipe body;2, controller;3, connecting flange;

[0023] 4, flow regulating assembly;41, fixed ring;42, rotating collar;43, connecting block;44, electric telescopic rod;45, connecting shaft;46, center column;47, fixed rod;48, connecting piece;49, sliding groove;410, rotating rod;411, baffle;

[0024] 5, safety protection assembly;51, pressure relief pipe;52, explosion-proof valve sheet;53, processing terminal;54, alarm. Specific implementation

[0025] In order to make the technical problem, technical scheme and advantage to be solved by the utility model more clear, the following will be described in detail in combination with the drawings and specific embodiment.

[0026] As attached Figure 1 to attached Figure 4 The embodiment of the utility model provides a kind of for the regulating flow device of electric valve, comprising

[0027] Valve pipe body 1;

[0028] Controller 2, controller 2 is installed at the top of valve pipe body 1;

[0029] Connecting flange 3, connecting flange 3 is installed at both ends of valve pipe body 1, for connecting valve pipe body 1 with other pipeline;

[0030] Flow regulating assembly 4, flow regulating assembly 4 is arranged in the inside of valve pipe body 1;

[0031] The flow adjusting assembly 4 comprises a fixed ring 41, a connecting block 43, an electric telescopic rod 44, a connecting piece 48, a sliding groove 49, a rotating rod 410, the fixed ring 41 is fixedly installed in the inside of the valve pipe body 1, the outer surface of the fixed ring 41 is rotationally connected with a rotating sleeve ring 42, the connecting block 43 is fixedly installed in the inside of the valve pipe body 1, one end of the electric telescopic rod 44 is rotationally connected with the inside of the connecting block 43, the other end of the electric telescopic rod 44 is rotationally connected with one side of the rotating sleeve ring 42 through a connecting shaft 45, the electric telescopic rod 44 is electrically connected with the controller 2, a center column 46 is installed in the center of the inside of the fixed ring 41 through a fixing frame, a fixed rod 47 is fixedly installed on the side of the rotating sleeve ring 42, the inside of the connecting piece 48 is provided with the sliding groove 49, the inside of the sliding groove 49 is slidably connected with the end of the fixed rod 47, which is away from the rotating sleeve ring 42, one end of the rotating rod 410 is fixedly connected with the side of the center column 46, the other end of the rotating rod 410 is fixedly connected with one side of the connecting piece 48, and the outer surface of the rotating rod 410 is fixedly installed with a baffle 411.

[0032] The safety protection assembly 5 is arranged below the valve pipe body 1.

[0033] The safety protection assembly 5 comprises a pressure relief pipe 51 and an explosion-proof valve piece 52, the top end of the pressure relief pipe 51 is detachably communicated with the inside of the valve pipe body 1, and the explosion-proof valve piece 52 is fixedly installed in the inside of the pressure relief pipe 51.

[0034] The safety protection assembly 5 further comprises a processing terminal 53 and an alarm 54, the processing terminal 53 is installed on the front face of the pressure relief pipe 51, the processing terminal 53 is electrically connected with the explosion-proof valve piece 52, the alarm 54 is installed on one side of the pressure relief pipe 51, and the alarm 54 is electrically connected with the processing terminal 53.

[0035] The various components of the flow adjusting assembly 4 are subjected to corrosion and waterproof treatment, and can cope with various types of medium, both ends of the electric telescopic rod 44 are rotationally connected, so that the short-distance arc motion track of the rotating sleeve ring 42 can be met, after the explosion-proof valve piece 52 is used and damaged, the pressure relief pipe 51 can be detached from the valve pipe body 1, and a new explosion-proof valve piece 52 is installed again for next use.

[0036] The working process of the utility model is as follows: the electric telescopic rod 44 is started through the controller 2, the electric telescopic rod 44 drives the rotating sleeve ring 42 to rotate outside the fixed ring 41 through the connecting shaft 45, the rotating sleeve ring 42 rotates simultaneously to make the fixed rod 47 slide in the sliding groove 49, the connecting piece 48 rotates to drive the rotating rod 410 to rotate, and finally the baffle 411 rotates to open and close.

[0037] When the pressure inside the valve pipe body 1 is too large, the explosion-proof valve sheet 52 in the pressure relief pipe 51 can be broken under pressure, so that the medium is discharged from the pressure relief pipe 51 and the pressure in the valve pipe body 1 is released, and the treatment terminal 53 detects the damage of the explosion-proof valve sheet 52 and controls the alarm 54 to issue an alarm to prompt the first-aid personnel to handle in time.

[0038] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0039] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0040] Finally: the above only for the preferred embodiment of the utility model has, and does not use for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A flow regulating device for an electrically operated valve, characterized by, The utility model relates to a valve pipe body (1); Controller (2), the controller (2) is installed at the top of valve pipe body (1); Connecting flange (3), connecting flange (3) is installed at both ends of valve pipe body (1) for connecting valve pipe body (1) with other pipelines; Flow regulating assembly (4), flow regulating assembly (4) is arranged in the inside of valve pipe body (1); The flow regulating assembly (4) includes fixed ring (41), connecting block (43), electric telescopic rod (44), connecting piece (48), sliding slot (49), rotating rod (410), the fixed ring (41) is fixedly installed in the inside of valve pipe body (1), the outer surface of fixed ring (41) is rotatably connected with rotating sleeve ring (42), connecting block (43) is fixedly installed in the inside of valve pipe body (1), one end of electric telescopic rod (44) is rotatably connected with the inside of connecting block (43), the other end of electric telescopic rod (44) is rotatably connected with one side of rotating sleeve ring (42) through connecting shaft (45), electric telescopic rod (44) is electrically connected with controller (2), the center of the inside of fixed ring (41) is installed with center column (46) through fixed frame, the side of rotating sleeve ring (42) is fixedly installed with fixed rod (47), the inside of connecting piece (48) is provided with sliding slot (49), the inside of sliding slot (49) is slidably connected with the end of fixed rod (47) away from rotating sleeve ring (42), one end of rotating rod (410) is fixedly connected with the side of center column (46), the other end of rotating rod (410) is fixedly connected with one side of connecting piece (48), the outer surface of rotating rod (410) is fixedly installed with baffle (411). It further includes safety protection assembly (5), and the safety protection assembly (5) is arranged below valve pipe body (1).

2. The flow regulating device for an electrically powered valve according to claim 1, wherein, The safety protection assembly (5) includes pressure relief pipe (51) and explosion-proof valve piece (52), the top end of pressure relief pipe (51) is detachably communicated with the inside of valve pipe body (1), and the explosion-proof valve piece (52) is fixedly installed in the inside of pressure relief pipe (51).

3. The flow regulating device for an electrically powered valve according to claim 2, wherein, The safety protection assembly (5) further includes processing terminal (53) and alarm (54), the processing terminal (53) is installed on the front of pressure relief pipe (51), the processing terminal (53) is electrically connected with the explosion-proof valve piece (52), the alarm (54) is installed on one side of pressure relief pipe (51), and the alarm (54) is electrically connected with the processing terminal (53).

4. The flow regulating device for an electrically powered valve according to claim 3, wherein, ​

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