Tool set for disassembling and assembling axial-flow type pressure regulating valve

Abstract

The utility model relates to an axial flow type pressure regulating valve dismounting tool set which comprises an F-shaped wrench, through holes are formed in the two ends of the F-shaped wrench respectively, a receding opening is formed in the position, close to one end of the F-shaped wrench, of one side of the F-shaped wrench, and another receding opening is formed in the position, close to the other end of the F-shaped wrench, of the other side of the F-shaped wrench. The device has the advantages of being simple in structure, reasonable in design and capable of rapidly maintaining a fault pressure regulating valve, reducing labor intensity of operators, improving working efficiency and shortening time for disassembling and assembling equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of disassembly and assembly equipment, in particular to a disassembly and assembly tool set for an axial flow pressure regulating valve. Background Art

[0002] The working pressure regulating valve (i.e. axial flow regulating valve) is a key equipment of the pressure regulating skid of natural gas transmission station. Common valve problems include internal dirt deposition, seal aging and wear leakage, throttling and silencer cage blockage, valve core falling off, etc., which will lead to valve internal leakage, external leakage, stuck and unable to open and close, and invalid opening and closing. In order to ensure the integrity of the equipment and prevent the suspension of transmission and supply, the valve needs to be disassembled and repaired urgently. Due to the special structure of the valve, special tools are required for disassembly. The existing tools are backward in technology and low in work efficiency. They cannot be timely on-site due to technical constraints and slow operation. Utility Model Content

[0003] The utility model provides an axial flow pressure regulating valve disassembly and assembly tool set, aiming to solve the problems in the prior art.

[0004] The technical solution of the utility model to solve the above technical problems is as follows:

[0005] An axial flow pressure regulating valve disassembly and assembly tool kit comprises an F-type wrench, wherein both ends of the F-type wrench are respectively provided with through holes, and a avoidance opening is provided at a position close to one end of one side of the F-type wrench, and another avoidance opening is provided at a position close to the other end of the other side of the F-type wrench.

[0006] The utility model has the beneficial effects that, when disassembling or assembling, an F-type spanner can be used to disassemble or assemble part one of the pressure regulating valve, so that the disassembly or assembling is convenient, efficient, time-saving and labor-saving.

[0007] The utility model has the advantages of simple structure and reasonable design, and can quickly repair a faulty pressure regulating valve, thereby reducing the labor intensity of operators, improving work efficiency, and shortening the time for disassembling and assembling equipment.

[0008] On the basis of the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the cross-sections of the two avoidance openings are trapezoidal.

[0010] The beneficial effect of adopting the above further solution is that the shape of the avoidance opening is reasonably designed, which can avoid the corresponding part of the pressure regulating valve and ensure the normal rotation of the F-type wrench.

[0011] Furthermore, the two avoidance openings are respectively formed by concave portions of corresponding portions on both sides of the F-type wrench.

[0012] The beneficial effect of adopting the above further solution is that the shape of the avoidance opening is reasonably designed and easy to process.

[0013] Furthermore, it also includes a driving block, which includes a fixed block and a handle, and one end of the handle is fixedly connected to the fixed block.

[0014] The beneficial effect of adopting the above further solution is that during disassembly and assembly, the fixing block can be connected to the second part of the pressure regulating valve, and then the handle can be used to drive the fixing block to rotate to disassemble and assemble the corresponding part of the pressure regulating valve.

[0015] Furthermore, the fixing block is in a rectangular block structure, one end of the handle is fixedly connected to the middle of the fixing block, steps are provided on the same side of both ends of the fixing block, and screws are respectively installed on the two steps.

[0016] The beneficial effect of adopting the above further solution is that the shape of the fixing block is reasonably designed, and the corresponding part of the pressure regulating valve can be conveniently connected by screws for easy disassembly and assembly.

[0017] Furthermore, the handle is an L-shaped strip structure.

[0018] The beneficial effect of adopting the above further solution is that the shape of the handle is reasonably designed, which is convenient for operation and saves time and effort.

[0019] Furthermore, it also includes a slotted head wrench, which includes a chuck and a handle, and one end of the handle is fixedly connected to the chuck.

[0020] The beneficial effect of adopting the above further solution is that during disassembly and assembly, the clamping head can be connected to the third part of the pressure regulating valve, and then the handle can be used to drive the clamping head to rotate to disassemble the third part of the pressure regulating valve.

[0021] Furthermore, the clamp head is a V-shaped bayonet structure, and one end of the handle is fixedly connected to the closed end of the V-shaped bayonet structure.

[0022] The beneficial effect of adopting the above further solution is that the shape of the clamping head is reasonably designed, which is convenient for connection with the third part of the pressure regulating valve and convenient for disassembly of the third part of the pressure regulating valve.

[0023] Furthermore, the handle is an L-shaped strip structure.

[0024] The beneficial effect of adopting the above further solution is that the shape of the handle is reasonably designed, which is convenient for operation and saves time and effort.

[0025] Furthermore, it also includes a switch wrench, which is in the shape of a straight line and has a circular hole penetrating through it at the center.

[0026] The beneficial effect of adopting the above further solution is that during disassembly and assembly, the fourth part of the pressure regulating valve can be disassembled by a switch wrench, which is convenient for disassembly and assembly, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of the F-type wrench in the utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the driving block in the utility model;

[0029] Figure 3 The structure of the slotted head wrench in the utility model is shown in FIG.

[0030] Figure 4 The figure is a schematic diagram of the structure of the switch wrench in the utility model.

[0031] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0032] 1. F-type wrench; 2. Through hole; 3. Avoidance; 4. Fixing block; 5. Handle; 6. Screw; 7. Clamp; 8. Handle; 9. Switch wrench; 10. Round hole. DETAILED DESCRIPTION

[0033] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0034] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0036] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0037] Example 1

[0038] like Figures 1 to 4 As shown, this embodiment provides an axial flow pressure regulating valve disassembly and assembly tool kit, including an F-type wrench 1, wherein the two ends of the F-type wrench 1 are respectively provided with through holes 2, and a avoidance opening 3 is provided at a portion near one end of one side of the F-type wrench 1, and another avoidance opening 3 is provided at a portion near the other end of the other side of the F-type wrench 1.

[0039] During disassembly and assembly, the F-type wrench 1 can be used to disassemble and assemble the parts of the pressure regulating valve, which is convenient, efficient, time-saving and labor-saving.

[0040] Preferably, in this embodiment, the F-type wrench 1 is in a long strip structure.

[0041] In addition, each through hole 2 can be a hole with a smooth hole wall, or a screw hole.

[0042] During disassembly and assembly, any one of the through holes 2 is connected to the screw of the radial push-pull rod gland on the pressure regulating valve to disassemble and assemble the radial push-pull rod gland of the pressure regulating valve.

[0043] Alternatively, a V-shaped spanner may be used to replace the F-shaped spanner 1, in which case through holes are provided on both sides of the open end of the V-shaped spanner, and the two through holes are connected to the screws on the radial push-pull rod gland. This solution can be applied to pressure regulating valves of different specifications and is more convenient to use.

[0044] This embodiment has a simple structure and a reasonable design, and can quickly repair a faulty pressure regulating valve, thereby reducing the labor intensity of operators, improving work efficiency, and shortening the time for disassembly and assembly of equipment.

[0045] Example 2

[0046] On the basis of Embodiment 1, in this embodiment, the cross-sections of the two avoidance openings 3 are trapezoidal.

[0047] The shape of the avoidance opening 3 is reasonably designed to avoid the corresponding part of the pressure regulating valve, thereby ensuring the normal rotation of the F-type wrench 1.

[0048] Example 3

[0049] On the basis of Example 1, in this embodiment, the two avoidance openings 3 are respectively formed by concave portions of corresponding portions on both sides of the F-shaped wrench 1 .

[0050] The shape of the avoidance opening 3 is reasonably designed and easy to process.

[0051] Example 4

[0052] On the basis of the above embodiments, this embodiment further includes a driving block, and the driving block includes a fixed block 4 and a handle 5 , and one end of the handle 5 is fixedly connected to the fixed block 4 .

[0053] During disassembly and assembly, the fixing block 4 can be connected to the second part of the pressure regulating valve, and then the handle 5 can be used to drive the fixing block 4 to rotate to disassemble and assemble the corresponding part of the pressure regulating valve (i.e., the stop sleeve).

[0054] Example 5

[0055] On the basis of Example 4, in this embodiment, the fixing block 4 is in a rectangular block structure, one end of the handle 5 is fixedly connected to the middle of the fixing block 4, steps are provided on the same side of both ends of the fixing block 4, and screws 6 are respectively installed on the two steps.

[0056] The shape of the fixing block 4 is reasonably designed, and the corresponding part of the pressure regulating valve can be conveniently connected by means of the screws 6 for easy assembly and disassembly.

[0057] During disassembly and assembly, the screw 6 on the fixing block 4 is connected with the stop cover of the pressure regulating valve, and then the fixing block 4 and the stop cover are manually rotated through the handle 5 to disassemble and assemble the stop cover.

[0058] Alternatively, the fixing block 4 may also be circular, in which case a plurality of screws are evenly spaced on the edge thereof.

[0059] Example 6

[0060] On the basis of any one of Embodiments 4 to 5, in this embodiment, the handle 5 is an L-shaped strip structure.

[0061] The shape of the handle 5 is reasonably designed, convenient to operate, and saves time and effort.

[0062] Example 7

[0063] On the basis of the above embodiments, this embodiment further includes a slotted head wrench, the slotted head wrench includes a chuck 7 and a handle 8 , one end of the handle 8 is fixedly connected to the chuck 7 .

[0064] During disassembly, the clamp head 7 can be connected to the third part of the pressure regulating valve, and then the handle 8 can be used to drive the clamp head 7 to rotate to disassemble the third part of the pressure regulating valve (i.e., the rear cover).

[0065] Example 8

[0066] On the basis of Example 7, in this embodiment, the clamping head 7 is a V-shaped bayonet structure, and one end of the handle 8 is fixedly connected to the closed end of the V-shaped bayonet structure.

[0067] The shape of the clamping head 7 is reasonably designed, which is convenient for connection with the third part of the pressure regulating valve and convenient for disassembly of the third part of the pressure regulating valve.

[0068] Example 9

[0069] On the basis of any one of Embodiments 7 to 8, in this embodiment, the handle 8 is an L-shaped strip structure.

[0070] The shape of the handle 8 is reasonably designed, convenient to operate, and saves time and effort.

[0071] Example 10

[0072] On the basis of the above embodiments, this embodiment further includes a switch wrench 9, which is in a straight-line long strip structure and has a penetrating circular hole 10 at the center.

[0073] During disassembly and assembly, the fourth part (i.e., the cage sleeve) of the pressure regulating valve can be disassembled by the switch wrench 9, which is convenient for disassembly and assembly, saving time and effort.

[0074] Based on the above solution, a circular protrusion is formed in the middle of the switch wrench 9, and the circular hole 10 is arranged on the circular protrusion.

[0075] The working principle of the utility model is as follows:

[0076] During disassembly and assembly, the F-type wrench 1 can be used to disassemble and assemble the first part of the pressure regulating valve, the fixing block 4 can be connected to the second part of the pressure regulating valve, and then the handle 5 can be used to drive the fixing block 4 to rotate, so as to disassemble and assemble the corresponding part of the pressure regulating valve (i.e., the stop sleeve);

[0077] In addition, the clamp head 7 can be connected to the third part of the pressure regulating valve, and then the handle 8 can be used to drive the clamp head 7 to rotate to remove the third part of the pressure regulating valve (i.e., the rear cover);

[0078] Moreover, the fourth part (i.e., the cage) of the pressure regulating valve can be disassembled by the switch spanner 9, which is convenient for disassembly and assembly, saving time and effort.

[0079] In addition, the utility model can also be provided with a storage box, and the above tools can be uniformly stored in the storage box for easy carrying and storage.

[0080] The tool set provided by the utility model is characterized in that:

[0081] 1) Starting from the valve structure design and maintenance requirements, it is practical and has significant use effect.

[0082] 2) Tool materials: Aluminum alloy and carbon steel, which effectively reduce the weight of the tool while ensuring the rigidity and improving the durability of the tool.

[0083] 3) When designing the tool, the structural characteristics of the valve body are effectively utilized to achieve leverage and labor saving.

[0084] 4) The tool is designed according to ergonomic principles, making it convenient and labor-saving to use.

[0085] 5) Based on the time required to maintain and repair a 3-inch valve using the original manufacturer's equipment, the use of the new tool saves 30% of the working time.

[0086] 6) The tool has low production cost, is simple and convenient, of good quality and low price, has low cost and high work efficiency.

[0087] The advantages of the utility model are:

[0088] (1) Reducing the labor intensity of employees;

[0089] (2) Improving work efficiency and ensuring quality;

[0090] (III) Shorten working time by 30%, and greatly shorten valve maintenance time;

[0091] (iv) Improved the effectiveness of maintenance and repair of axial flow control valves;

[0092] (V) Eliminate the technical constraints of manufacturers and the industry's dependence on manufacturers;

[0093] (6) Reduce the cost of valve maintenance and repair.

[0094] The utility model belongs to the field of oil and gas pipeline operation, and is suitable for solving a series of valve failures such as internal leakage, sticking, valve stem damage, etc. of axial flow regulating valves, and improves the problems of difficult, time-consuming and labor-intensive maintenance and repair of axial flow regulating valves. There is no dependence of the industry on the manufacturer's paid technical services, and the problem of manufacturer's technical bottleneck will no longer occur. Fault handling can also ensure the timely integrity of equipment in a timely manner.

[0095] In the natural gas storage and transportation industry, there are a large number of axial flow regulating valves. For example, there are more than 450 such valves in the West-East Gas Transmission Project. After training, employees can complete the maintenance and repair of axial flow regulating valves by themselves by using this tool set. In the industry, there are also axial flow regulating valves from manufacturers such as Betel and others, whose valve structures are similar. We can continue to optimize the tool structure and add accessories to achieve a set of tools suitable for the maintenance and repair of different valve brands, thus expanding a larger application market.

[0096] The utility model has developed a tool kit that can quickly disassemble and assemble an axial flow regulating valve. The tool kit has the advantages of being easy to carry, the required tools are clear at a glance, and the operation is labor-saving, fast and effective. It is simple and easy to use, which reduces the labor intensity of operators, improves work efficiency, shortens the time for disassembly and assembly of equipment, and quickly repairs equipment, greatly reducing safety hazards.

[0097] 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.

[0098] 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.

[0099] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An axial flow pressure regulating valve disassembly and assembly tool set, characterized by: The invention comprises an F-type spanner (1), wherein through holes (2) are respectively provided at both ends of the F-type spanner (1), and a relief opening (3) is provided at a position close to one end of one side of the F-type spanner (1), and another relief opening (3) is provided at a position close to the other end of the other side of the F-type spanner (1).

2. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 1, characterized in that: The cross sections of the two avoidance openings (3) are trapezoidal.

3. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 1, characterized in that: The two avoidance openings (3) are respectively formed by indentations of corresponding positions on both sides of the F-shaped wrench (1).

4. The axial flow pressure regulating valve disassembly and assembly tool set according to any one of claims 1 to 3, characterized in that: It also comprises a driving block, which comprises a fixing block (4) and a handle (5), and one end of the handle (5) is fixedly connected to the fixing block (4).

5. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 4, characterized in that: The fixing block (4) is in a rectangular block structure, one end of the handle (5) is fixedly connected to the middle of the fixing block (4), steps are provided on the same side of both ends of the fixing block (4), and screws (6) are respectively installed on the two steps.

6. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 4, characterized in that: The handle (5) is in an L-shaped strip structure.

7. The axial flow pressure regulating valve disassembly and assembly tool set according to any one of claims 1 to 3, characterized in that: It also comprises a slotted head wrench, which comprises a head (7) and a handle (8), and one end of the handle (8) is fixedly connected to the head (7).

8. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 7, characterized in that: The clamping head (7) is a V-shaped bayonet structure, and one end of the handle (8) is fixedly connected to the closed end of the V-shaped bayonet structure.

9. The axial flow pressure regulating valve disassembly and assembly tool set according to claim 7, characterized in that: The handle (8) is in an L-shaped strip structure.

10. The axial flow pressure regulating valve disassembly and assembly tool set according to any one of claims 1 to 3, characterized in that: The utility model also comprises a switch wrench (9), wherein the switch wrench (9) is in a straight-line long strip structure, and a penetrating circular hole (10) is provided at the center thereof.

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