Lengthened opening and closing equipment for regulating valve at tail end of pipeline

Abstract

The utility model discloses a lengthened opening and closing device for a regulating valve at the tail end of a pipeline, which belongs to the technical field of opening and closing devices and comprises a support, a guide rail fixed on a valve, a valve opening and closing piece, a second joint bearing and a second pin. The bottoms of the guide rods are provided with first pins, and the left side and the right side of the lead screw are provided with stroke limiting rods. Through the structural design of the support, the first push-pull rod, the second push-pull rod, the valve opening and closing piece and the electric actuating mechanism, the valve opening and closing piece is connected with the transmission mechanism through the first push-pull rod and the second push-pull rod, and the electric actuating mechanism is fixed to the concrete foundation through the support. Therefore, it is guaranteed that the valve can operate safely and reliably underwater or underground, the foundation pouring time is shortened, and the method not only has technical innovation and theoretical advancement, but also has engineering feasibility.

Description

TECHNICAL FIELD

[0001] The utility model relates to open and close equipment technical field, concretely is a lengthened type for pipe line end regulating valve open and close equipment. BACKGROUND

[0002] The regulating valve for the pipe line end has the submerged sleeve regulating valve and the fixed conical valve, and the two kinds of valves have the functions such as regulating flow and regulating pressure, so are widely applied in large water diversion projects, pumped storage power stations, hydropower stations, reservoirs and the like. In recent years, with the increasingly strict requirement of the state to ecological environmental protection, the regulating valve for end discharge needs to better control the water body influence area of valve outlet, the noise of valve and the like. Therefore, the relevant valve needs to be submergedly discharged or 45-degree obliquely discharged.

[0003] The present application is improved on the basis of the prior art, in the prior art, the existing lengthened type for pipe line end regulating valve open and close equipment is not suitable for valve submerged installation or 45-degree oblique installation and the like complex working conditions, increases the foundation pouring time, and the transmission mechanism is all located on the inner side of the valve, so the maintenance is troublesome, and the equipment maintenance time is long.

[0004] The above information disclosed in the background is only used to increase the understanding of the background of the present application, and should not be regarded as recognizing or implying in any form that the information constitutes the prior art known to those skilled in the art. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a lengthened type for pipe line end regulating valve open and close equipment to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a lengthened type for pipe line end regulating valve open and close equipment, including support, valve upper fixed guide rail, valve open and close piece, joint bearing two and pin two, the top of support is installed with electric actuating mechanism, the bottom of electric actuating mechanism is provided with screw rod, the front and rear ends of screw rod are provided with guide rod, the bottom of guide rod is provided with pin one, the left and right sides of screw rod are provided with stroke limit rod.

[0007] As a further scheme of the utility model: the bottom of stroke limit rod is provided with lifting unit, the bottom of lifting unit is provided with joint bearing one.

[0008] As a further scheme of the utility model: the bottom of joint bearing one is provided with push-pull rod one, and the side, close to each other, of two push-pull rod one is provided with anchor bolt.

[0009] As a further scheme of the utility model: the bottom of push-pull rod one is provided with loose joint, and the bottom of loose joint is provided with push-pull rod two.

[0010] As a further scheme of the utility model: the bottom of the second push-pull rod is provided with a second joint bearing, and the bottom of the second joint bearing is provided with a second pin.

[0011] As a further scheme of the utility model: the front side of the second pin is provided with an upper valve fixed guide rail, and the front side of the upper valve fixed guide rail is provided with a valve opening and closing part.

[0012] The utility model has the advantages of:

[0013] (1) through the structural design of the support, the first push-pull rod, the second push-pull rod, the valve opening and closing part and the electric actuator, the valve opening and closing part is connected with the transmission mechanism through the first push-pull rod and the second push-pull rod, and the electric actuator is fixed with the concrete foundation through the support, so that the valve can be safely and reliably operated underwater or underground, and the foundation pouring time is reduced, which not only has technical innovation and theoretical advancement, but also has engineering feasibility, solves the problem that the lengthened type valve opening and closing equipment for the pipeline end regulating valve is not applicable to complex working conditions such as valve submerged installation or inclined installation, and increases the foundation pouring time.

[0014] (2) through the structural design of the screw rod, the stroke limiting rod, the lifting unit, the first joint bearing, the foundation bolt, the loose joint, the upper valve fixed guide rail, the guide rod, the first pin, the second joint bearing and the second pin, the valve opening and closing part moves forward and backward on the upper valve fixed guide rail, the valve opening and closing part is connected with the second push-pull rod through the joint bearing, the connection between the first push-pull rod and the second push-pull rod adopts the loose joint, the first push-pull rod is connected with the lifting unit through the first joint bearing, the lifting unit is fixed on the support through the guide rods on both sides, a trapezoidal thread transmission screw rod is installed on the lifting unit, the screw rod is connected with the electric actuator through the copper nut, and two stroke limiting rods are installed on the lifting unit, and these transmission parts are all located outside the valve, so that the equipment maintenance time is short, and the problem that the transmission mechanism is located inside the valve, the equipment maintenance time is long and maintenance is troublesome is solved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure three-dimensional partial schematic view of the utility model;

[0016] Figure 2 It is the side view partial structure schematic view of the utility model;

[0017] Figure 3 It is the A direction partial view of the utility model.

[0018] In the figure: 1, support; 2, screw rod; 3, stroke limiting rod; 4, lifting unit; 5, knuckle bearing one; 6, push-pull rod one; 7, anchor bolt; 8, loose joint; 9, push-pull rod two; 10, upper fixed guide rail of valve; 11, valve opening and closing element; 12, electric actuator; 13, guide rod; 14, pin one; 15, knuckle bearing two; 16, pin two. DETAILED DESCRIPTION

[0019] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be described in detail below in conjunction with the drawings, and the description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the utility model.

[0020] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0021] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed during use, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance.

[0022] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0023] In the description of the utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "provision", "installation", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0024] Please refer to Figures 1-3The utility model provides an embodiment: a lengthened type is used for pipeline end regulating valve opening and closing equipment, including support 1, valve upper fixed guide rail 10, valve opening and closing piece 11, joint bearing two 15 and pin two 16, the top of support 1 is installed with electric actuator 12, the bottom of electric actuator 12 is provided with screw rod 2, the front and back both ends of screw rod 2 are provided with guide rod 13, the bottom of guide rod 13 is provided with pin one 14, the left and right sides of screw rod 2 are provided with stroke limit rod 3, the bottom of stroke limit rod 3 is provided with lifting unit 4, the bottom of lifting unit 4 is provided with joint bearing one 5, the bottom of joint bearing one 5 is provided with push -and -pull rod one 6, two push -and -pull rod one 6 are provided with anchor bolt 7 on the side of mutual approach,

[0025] Specifically, as shown in Figure 1 、 Figure 2 and Figure 3 , in use, the valve opening and closing piece 11 is connected with the transmission mechanism through the push -and -pull rod one 6 and the push -and -pull rod two 9, and the electric actuator 12 is fixed with the concrete foundation through the support 1, so that the valve can be safely and reliably operated underwater or underground, and the foundation pouring time is reduced, which not only has technical innovation, theoretical advancement, but also has engineering feasibility, solves the problem that the lengthened type is used for pipeline end regulating valve opening and closing equipment is not applicable to valve submerged installation or 45 degree inclined installation and other complex working conditions, and increases the foundation pouring time.

[0026] The bottom of the push -and -pull rod one 6 is provided with a loose joint 8, the bottom of the loose joint 8 is provided with a push -and -pull rod two 9, the bottom of the push -and -pull rod two 9 is provided with a joint bearing two 15, the bottom of the joint bearing two 15 is provided with a pin two 16, the front side of the pin two 16 is provided with a valve upper fixed guide rail 10, and the front side of the valve upper fixed guide rail 10 is provided with a valve opening and closing piece 11.

[0027] Specifically, as shown in Figure 1 and Figure 2 , in use, the valve opening and closing piece 11 moves forward and backward on the valve upper fixed guide rail 10, the valve opening and closing piece 11 is connected with the push -and -pull rod two 9 through the joint bearing two 15, the connection between the push -and -pull rod one 6 and the push -and -pull rod two 9 adopts the loose joint 8, the push -and -pull rod one 6 is connected with the lifting unit 4 through the joint bearing one 5, the lifting unit 4 is fixed to the support 1 through the two side guide rods 13, a trapezoidal thread transmission screw rod 2 is installed on the lifting unit 4, the screw rod 2 is connected with the electric actuator 12 through a copper nut, and two stroke limit rods 3 are installed on the lifting unit 4, and these transmission parts are all located on the outside of the valve, so that the maintenance is simple, the equipment maintenance time is short, the transmission mechanism is all located on the inside of the valve, the maintenance is troublesome, and the equipment maintenance time is long.

[0028] Working principle: in the application, the valve opening and closing element 11 is connected with the transmission mechanism through the push-pull rod one 6 and the push-pull rod two 9, and the electric actuator 12 is fixed with the concrete foundation through the support 1, so that the valve can be safely and reliably operated underwater or underground, and the foundation pouring time is reduced, which not only has technical innovation and theoretical advancement, but also has engineering feasibility, secondly, the valve opening and closing element 11 moves forward and backward on the fixed guide rail 10 on the valve, the valve opening and closing element 11 is connected with the push-pull rod two 9 through the joint bearing two 15, the connection between the push-pull rod one 6 and the push-pull rod two 9 adopts a loose joint 8, the push-pull rod one 6 is connected with the lifting unit 4 through the joint bearing one 5, the lifting unit 4 is fixed on the support 1 through the two side guide rods 13, a trapezoidal threaded transmission screw rod 2 is installed on the lifting unit 4, the screw rod 2 is connected with the electric actuator 12 through a copper nut, and two stroke limiting rods 3 are installed on the lifting unit 4, and these parts for transmission are all located outside the valve, so that the maintenance is simple and the equipment maintenance time is short.

[0029] The standard parts used in the application file can be purchased from the market, and can be ordered according to the description and drawings, and the specific connection mode of each part adopts the conventional bolt, rivet, welding and other conventional means in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the electric elements appearing in the application are connected with power supply and control switch when used, the control mode is automatically controlled through the controller, the control circuit of the controller can be realized through simple programming by the person skilled in the art, which belongs to the public knowledge in the art, therefore, the control mode and circuit connection of the application will not be explained in detail, and the external controller mentioned in the description can control the electric elements mentioned in the text, and the external controller is a conventional known device.

[0030] It should be noted that in this paper, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0031] The principle and implementation mode of the present application are described by using specific examples herein, and the above examples are only used for helping to understand the method and core idea of the present application. The above is only the preferred implementation mode of the present application, and it should be pointed out that, due to the limited nature of the expression, there are objectively infinite specific structures, and for ordinary skilled persons in the technical field, without departing from the principle of the present application, a number of improvements, refinements or changes can be made, and the above technical features can be combined in an appropriate manner; the improvements, refinements, changes or combinations, or the direct application of the concept and technical solution of the present application to other occasions without improvement, should be regarded as the protection scope of the present application.

Claims

1. An extended type of valve opening and closing device for pipeline end control valve, comprising a bracket (1), a valve fixed guide rail (10), a valve opening and closing component (11), a second spherical bearing (15), and a second pin (16), characterized in that: The top of the support (1) is provided with an electric actuator (12), the bottom of the electric actuator (12) is provided with a lead screw (2), the front and rear ends of the lead screw (2) are provided with guide rods (13), the bottom of the guide rods (13) is provided with pins (14), the left and right sides of the lead screw (2) are provided with stroke limiting rods (3).

2. The lengthened opening and closing device for the pipe end regulating valve according to claim 1, characterized in that: The bottom of the stroke limiting rod (3) is provided with a lifting unit (4), the bottom of the lifting unit (4) is provided with a joint bearing (5).

3. The lengthened opening and closing device for the pipe end regulating valve according to claim 2, characterized in that: The bottom of the joint bearing (5) is provided with a push-pull rod (6), and the side of the two push-pull rods (6) close to each other is provided with an anchor bolt (7).

4. The lengthened opening and closing device for the pipe end regulating valve according to claim 3, characterized in that: The bottom of the push-pull rod (6) is provided with a loose joint (8), and the bottom of the loose joint (8) is provided with a push-pull rod (9).

5. The lengthened opening and closing device for the pipe end regulating valve according to claim 4, characterized in that: The bottom of the push-pull rod (9) is provided with a joint bearing (15), and the bottom of the joint bearing (15) is provided with a pin (16).

6. The lengthened opening and closing device for the pipe end regulating valve according to claim 5, characterized in that: The front side of the pin (16) is provided with a valve upper fixed guide rail (10), and the front side of the valve upper fixed guide rail (10) is provided with a valve opening and closing piece (11).

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