Metallurgy valve driving device convenient to maintain

Abstract

The utility model relates to the technical field of metallurgical valves, and discloses a metallurgical valve driving device convenient to maintain, which comprises a valve body, a flange fixedly mounted on the side wall of the valve body, a connecting disc fixedly mounted at the top of the valve body, and a connecting assembly arranged at the top of the valve body, the connecting assembly comprises a connecting mechanism arranged at the top of the valve body, an auxiliary mechanism is arranged at the top of the valve body and connected with the connecting mechanism, the connecting mechanism comprises a connecting shell, and the connecting shell makes contact with the top of the connecting disc. The valve driving device solves the problems that a traditional valve driving device is often complex in structure, internal mechanical structures such as a gear and a transmission shaft are prone to being abraded or breaking down after being used for a long time, and when a certain component breaks down, maintenance personnel are difficult to approach the fault component to conduct maintenance or replacement.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical valve technical field, concretely is a kind of metallurgical valve drive device of easy maintenance. BACKGROUND

[0002] Valve is used to open and close pipeline, control flow direction, adjust and control the parameter (temperature, pressure and flow) of conveying medium, according to its function, can be divided into shut-off valve, check valve, regulating valve etc., valve has the functions of stop, regulation, flow guide, prevent backflow, pressure stabilization, shunt or overflow pressure relief, and is used in fluid control system, from the simplest stop valve to the various valves used in extremely complicated automatic control system, its variety and specification are quite numerous.Valve can be used to control air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive medium etc.

[0003] Traditional valve drive device is often complex in structure, and the mechanical structures inside, such as gears and transmission shafts, are prone to wear or failure after long-term use. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of metallurgical valve drive devices of easy maintenance, reach the purpose of solving the problem proposed in above background technique.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of metallurgical valve drive device of easy maintenance, including valve body,

[0006] Flange fixedly installed in the side wall of the valve body;

[0007] Connecting disc fixedly installed in the top of the valve body;

[0008] And connecting assembly is arranged at the top position of the valve body;

[0009] The connecting assembly includes connecting mechanism arranged at the top position of the valve body;

[0010] The top position of the valve body is provided with auxiliary mechanism, and the auxiliary mechanism is connected with the connecting mechanism.

[0011] Preferably, the number of connecting discs is two, the shapes and sizes of the two connecting discs are equal, and the two connecting discs are symmetrically arranged relative to the middle surface in the left-right direction of the valve body.

[0012] Preferably, the connecting mechanism comprises a connecting shell, the connecting shell is arranged in contact with the top of the connecting disc, an arc-shaped rod is fixedly installed on the side wall of the connecting shell, the other end of the arc-shaped rod is fixedly installed with an adjusting disc, a driving rod is installed on the inner wall of the adjusting disc, the bottom of the driving rod is movably penetrated through the top of the connecting shell and extends to the inner wall of the connecting shell, a screw rod is rotatably installed on the bottom of the arc-shaped rod through a bearing, a sliding block is installed on the side wall of the screw rod, a connecting rod is fixedly installed on the side wall of the sliding block, the other end of the connecting rod is fixedly installed with an arc-shaped positioning plate, and the inner wall of the arc-shaped positioning plate is slidably connected with the side wall of the connecting shell.

[0013] Preferably, the inner wall of the sliding block is threadedly connected with the side wall of the screw rod, the top of the sliding block is slidably connected with the bottom of the arc-shaped rod, and one end of the screw rod is fixedly installed with a rotating disc.

[0014] Preferably, the inner wall of the adjusting disc is threadedly connected with the side wall of the driving rod, and the top of the driving rod is fixedly installed with a driving disc.

[0015] Preferably, the side wall of the positioning rod is threadedly installed with a nut.

[0016] Preferably, the diameter of the side wall of the positioning rod is the same as the diameter of the inner wall of the circular groove in the inner wall of the connecting shell, and the side wall of the positioning rod is slidably connected with the inner wall of the circular groove.

[0017] The utility model provides a metallurgical valve drive arrangement of convenient maintenance.

[0018] (1), the utility model discloses a rotating disc is further driven the position of screw rod and is rotated to the position of screw rod by the operator, and since the side wall of screw rod is threadedly connected with the inner wall of sliding block, therefore, screw rod can drive the position of sliding block to move when rotating, and sliding block further drives the position of connecting rod and arc-shaped positioning plate to move, and the inner wall of arc-shaped positioning plate limits the position of connecting shell and connecting disc, and the position of connecting mechanism can be disassembled and maintained through reverse operation, the mechanical structure such as gear, transmission shaft etc.

[0019] (2), the utility model discloses a user to the device by operating personnel, first the position of connecting mechanism is installed, installs the connecting shell at the top of connecting disc, and the circular slot of connecting shell inner wall is opened and is aligned with the positioning rod, then directly rotating the nut can realize the position of connecting shell preliminary stabilization, and the device is used better for the operator. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the appearance structure schematic diagram of the utility model;

[0021] Figure 2 It is the structure schematic diagram of the auxiliary mechanism of the utility model;

[0022] Figure 3 It is the partial structure schematic diagram of the connecting mechanism of the utility model;

[0023] Figure 4 It is the utility model Figure 1 The partial enlarged view of A.

[0024] In the drawing: 1, valve body; 2, connecting disc; 3, flange; 4, connecting assembly; 41, connecting mechanism; 411, connecting shell; 412, drive rod; 413, drive disc; 414, arc-shaped rod; 415, sliding block; 416, rotary disc; 417, screw rod; 418, adjusting disc; 419, arc-shaped positioning plate; 4110, connecting rod; 42, auxiliary mechanism; 421, positioning rod; 422, nut. DETAILED DESCRIPTION

[0025] In order to have more clear understanding to the technical features, object and effect of the utility model, now the specific implementation mode of the utility model is explained by comparing the drawing.

[0026] Example 1: the preferred embodiment of the metallurgical valve drive device of the utility model for easy maintenance as shown in Figures 1 to 4 The utility model discloses a kind of metallurgical valve drive devices for easy maintenance, including valve body 1,

[0027] Flange 3 is fixedly installed on the side wall of valve body 1;

[0028] Connecting disc 2 is fixedly installed on the top of valve body 1, the number of connecting disc 2 is two, the shape of two connecting discs 2 is equal, and the middle plane of two connecting discs 2 is symmetrically arranged relative to the left and right direction of valve body 1;

[0029] And connecting assembly 4 is arranged at the top position of valve body 1;

[0030] Connecting assembly 4 includes connecting mechanism 41 arranged at the top position of valve body 1;

[0031] The top of the valve body 1 is provided with an auxiliary mechanism 42 connected with the connecting mechanism 41.

[0032] The connecting mechanism 41 comprises a connecting shell 411 in contact with the top of the connecting disc 2, the side wall of the connecting shell 411 is fixedly installed with an arc-shaped rod 414, the other end of the arc-shaped rod 414 is fixedly installed with an adjusting disc 418, the inner wall of the adjusting disc 418 is installed with a driving rod 412, the bottom of the driving rod 412 is movably penetrated through the top of the connecting shell 411 and extends to the inner wall of the connecting shell 411, the bottom of the arc-shaped rod 414 is rotatably installed with a screw rod 417 through a bearing, the side wall of the screw rod 417 is installed with a sliding block 415, the side wall of the sliding block 415 is fixedly installed with a connecting rod 4110, the other end of the connecting rod 4110 is fixedly installed with an arc-shaped positioning plate 419, and the inner wall of the arc-shaped positioning plate 419 is slidably connected with the side wall of the connecting shell 411.

[0033] In the embodiment, the inner wall of the sliding block 415 is threadedly connected with the side wall of the screw rod 417, the top of the sliding block 415 is slidably connected with the bottom of the arc-shaped rod 414, and one end of the screw rod 417 is fixedly installed with a rotating disc 416, so that the screw rod 417 can drive the position of the sliding block 415 to move when rotating.

[0034] Further, the inner wall of the adjusting disc 418 is threadedly connected with the side wall of the driving rod 412, and the top of the driving rod 412 is fixedly installed with a driving disc 413.

[0035] In the specific implementation process, the position of the rotating disc 416 is rotated by an operator, the rotating disc 416 further drives the position of the screw rod 417 to rotate, the screw rod 417 can drive the position of the sliding block 415 to move when rotating due to the thread connection between the side wall of the screw rod 417 and the inner wall of the sliding block 415, the sliding block 415 further drives the positions of the connecting rod 4110 and the arc-shaped positioning plate 419 to move, the inner wall of the arc-shaped positioning plate 419 limits the positions of the connecting shell 411 and the connecting disc 2, and the position of the connecting mechanism 41 can be disassembled and repaired through reverse operation.

[0036] Embodiment 2: on the basis of embodiment 1, the preferable embodiment of the metallurgical valve driving device convenient to maintain provided by the utility model comprises Figures 1 to 4 As shown in the figure: the auxiliary mechanism 42 comprises a positioning rod 421 fixedly installed on the top of the connecting disc 2, and the side wall of the positioning rod 421 is threadedly installed with a nut 422.

[0037] In the embodiment, the diameter of the side wall of the positioning rod 421 is the same as the diameter of the inner wall of the circular groove in the inner wall of the connecting shell 411, and the side wall of the positioning rod 421 is slidably connected with the inner wall of the circular groove.

[0038] In the process of specific implementation, the operator uses the device first, installs the position of the connecting mechanism 41, installs the connecting shell 411 on the top of the connecting disc 2, aligns the positioning rod 421 through the circular slot on the inner wall of the connecting shell 411, and then directly rotates the nut 422 to preliminarily stabilize the position of the connecting shell 411.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A metallurgical valve drive device convenient to maintain, comprising a valve body (1), a flange (3) fixedly installed on the side wall of the valve body (1); a connecting disc (2) fixedly installed on the top of the valve body (1); and a connecting assembly (4) arranged at the top position of the valve body (1); characterized in that: the connecting assembly (4) comprises a connecting mechanism (41) arranged at the top position of the valve body (1); the top position of the valve body (1) is provided with an auxiliary mechanism (42) connected with the connecting mechanism (41).

2. A metallurgical valve drive apparatus of claim 1, wherein: The number of the connecting disc (2) is two, and the two connecting discs (2) are symmetrically arranged with respect to the middle surface in the left-right direction of the valve body (1).

3. A metallurgical valve drive apparatus for ease of maintenance according to claim 1, wherein: The connecting mechanism (41) comprises a connecting shell (411), which is in contact with the top of the connecting disc (2). An arc-shaped rod (414) is fixedly installed on the side wall of the connecting shell (411), and the other end of the arc-shaped rod (414) is fixedly installed with an adjusting disc (418). A driving rod (412) is installed on the inner wall of the adjusting disc (418), and the bottom of the driving rod (412) extends to the inner wall of the connecting shell (411) by being movably penetrated through the top of the connecting shell (411). A screw rod (417) is rotatably installed on the bottom of the arc-shaped rod (414) through a bearing, and a sliding block (415) is installed on the side wall of the screw rod (417). A connecting rod (4110) is fixedly installed on the side wall of the sliding block (415), and the other end of the connecting rod (4110) is fixedly installed with an arc-shaped positioning plate (419). The inner wall of the arc-shaped positioning plate (419) is slidably connected with the side wall of the connecting shell (411).

4. A metallurgical valve drive apparatus of the type defined in claim 3, wherein: The inner wall of the sliding block (415) is threadedly connected with the side wall of the screw rod (417), the top of the sliding block (415) is slidably connected with the bottom of the arc-shaped rod (414), and one end of the screw rod (417) is fixedly installed with a rotating disc (416).

5. A metallurgical valve drive apparatus of the type defined in claim 4, wherein: The inner wall of the adjusting disc (418) is threadedly connected with the side wall of the driving rod (412), and the top of the driving rod (412) is fixedly installed with a driving disc (413).

6. A metallurgical valve drive apparatus for easy maintenance according to claim 1, characterized in that: The auxiliary mechanism (42) comprises a positioning rod (421), which is fixedly installed on the top of the connecting disc (2). A nut (422) is threadedly installed on the side wall of the positioning rod (421).

7. A metallurgical valve drive apparatus of the type defined in claim 6, characterised in that: The diameter of the side wall of the positioning rod (421) is the same as the diameter of the inner wall of the circular groove formed in the inner wall of the connecting shell (411), and the side wall of the positioning rod (421) is slidably connected with the inner wall of the circular groove.

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