High-pressure union disassembling and assembling tool and assembling method and using method thereof

Abstract

The invention provides a high-pressure union lossless disassembling and assembling tool and an assembling method and a using method thereof.The high-pressure union lossless disassembling and assembling tool comprises a driving handle and a driving gear movably connected with the handle, the driving gear is annular, the inner ring face of the driving gear is matched with a high-pressure union, and the inner ring face of the driving gear is matched with the high-pressure union; and driving stop blocks are uniformly arranged on the inner ring surface of the driving gear in the circumferential direction of the gear. According to the lossless disassembling and assembling tool for the high-pressure union, parts such as the driving gear and the gear type driving handle are combined, lossless disassembling and assembling are conducted on the high-pressure union, and 360-degree continuous disassembling and assembling of the high-pressure union can be achieved at the same position; the operation is convenient and labor-saving by utilizing the lever principle; and the knocking damage to the union is reduced, the safety is improved, and the maintenance, use and material cost is saved.

Description

Technical Field

[0001] The invention relates to the field of high-pressure operations in geological energy mining, and in particular to a high-pressure union disassembly and assembly tool for a high-pressure manifold and an assembly method and a use method thereof. Background Art

[0002] At present, the connection and disassembly of domestic high-pressure manifolds are completed by knocking on the high-pressure union. During the connection and disassembly process of the high-pressure manifolds on the equipment and the ground, the union's outer ear is hammered to tighten and disassemble to achieve the sealing and disassembly of the manifold. During docking and disassembly, due to the small position of the high-pressure union's outer ear of some high-pressure manifolds or the uneven ground, it will cause the risk of hammering the high-pressure manifold union when the hammer is struck, the point of force is uneven, the connection is difficult, time-consuming and labor-intensive, and the construction is easy to leak. In addition, the knocking will cause the outer ear of the high-pressure union to deform and cause physical injury to personnel, resulting in high maintenance and use costs and material costs for the high-pressure manifold. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a non-destructive disassembly and assembly tool for high-pressure joints. The combined tool mainly utilizes the lever principle and gear drive to disassemble and assemble. The operation is convenient and labor-saving, and 360-degree continuous disassembly and assembly of high-pressure joints can be achieved at the same position.

[0004] A first aspect of the present invention provides a high-pressure union non-destructive disassembly and assembly tool, comprising a driving handle and a driving gear movably connected to the handle, wherein the driving gear is annular, and its inner ring surface is adapted to the high-pressure union, and the inner ring surface of the driving gear is evenly provided with driving blocks along the circumference of the gear.

[0005] In a preferred embodiment, the driving gear is composed of a first part and a second part, the first part of the driving gear is detachably connected to the second part of the driving gear, and the area of ​​the first part of the driving gear is much larger than that of the second part.

[0006] In a preferred embodiment, the driving handle includes a driving gear connecting portion and a handle portion, the driving gear connecting portion is formed into an arc shape that is compatible with the gear portion of the driving gear, and a driving tooth is provided at the end of the driving gear connecting portion, and the driving tooth is meshed with the gear portion of the driving gear.

[0007] In a preferred embodiment, the two side surfaces of the driving gear are formed into sliding guide rails along the circumference of the driving gear, the driving gear connecting portion is provided with a guide shaft, and the needle bearing of the guide shaft can slide along the sliding guide rails located on the driving gear.

[0008] In a preferred embodiment, the first part and the second part of the driving gear are detachably connected via a fixing clamp.

[0009] In a preferred embodiment, a fixed guide shaft and a movable guide shaft are symmetrically arranged on both sides of the driving gear connecting portion, and the movable guide shaft is fixed to the driving gear connecting portion by a guide shaft fixing pin.

[0010] In a preferred embodiment, two fixed guide shaft needle roller bearings and two movable guide shaft needle roller bearings are respectively provided.

[0011] In a preferred embodiment, at least two driving teeth are provided.

[0012] A second aspect of the present invention provides an assembly method for the high-pressure union non-destructive disassembly and assembly tool, comprising the steps of:

[0013] Two fixed guide shaft needle roller bearings and two movable guide shaft needle roller bearings are respectively installed on both sides of the driving gear connection part of the driving handle, and the guide shaft needle roller bearings are fastened to the driving gear connection part with fixing pins;

[0014] Separate the first part and the second part of the driving gear, push the driving gear connecting part of the driving handle into the notch of the first part, connect the driving gear connecting part of the driving handle with the first part of the driving gear, push the guide shaft needle bearing into the sliding guide rail, and the driving tooth meshes with the driving gear;

[0015] Assemble the second part of the driving gear with the first part through a fixing clamp.

[0016] A third aspect of the present invention provides a method for using the high-pressure union non-destructive disassembly and assembly tool, comprising the steps of:

[0017] Remove the second drive gear portion from the drive gear;

[0018] Put the notch of the first part of the driving gear into the high pressure pipeline, and then reassemble the second part of the driving gear with the first part;

[0019] Move the driving gear parallel to the outer ear of the high-pressure union, push the driving handle forward, and the four guide shaft needle bearings slide axially in the sliding guide rail of the driving gear to achieve 360-degree continuous rotation of the high-pressure union to meet the tightening requirements;

[0020] After the high-pressure manifold union is tightened, open the assembly block fixing clamp, remove the second part of the drive gear, remove the tool, and tighten the next union;

[0021] If you need to remove the high-pressure manifold union, use the high-pressure union non-destructive disassembly tool in reverse.

[0022] Compared with the prior art, the non-destructive disassembly and assembly tool for high-pressure unions of the present invention utilizes a combination of components such as a driving gear and a gear-type driving handle to perform non-destructive disassembly and assembly of high-pressure unions, and can realize 360-degree continuous disassembly and assembly of high-pressure unions at the same position; utilizing the lever principle, the operation is convenient and labor-saving; and the knocking damage to the union is reduced, safety is improved, and maintenance and material costs are saved.

[0023] The above-mentioned technical features can be combined in various technically feasible ways to produce new embodiments, as long as the purpose of the present invention can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The invention will be described in more detail below based on non-limiting examples and with reference to the accompanying drawings, in which:

[0025] Figure 1 It shows a schematic structural diagram of a high-pressure union disassembly and assembly tool according to the present invention;

[0026] Figure 2 Shows Figure 1 Exploded view of the high-pressure union disassembly and assembly tool.

[0027] In the figures, the same components are indicated by the same reference numerals. The figures are not drawn to scale.

[0028] 1. Movable guide shaft; 2. Movable guide shaft fixing pin; 3. Fixed guide shaft; 4. Driving handle; 5. Driving tooth; 6. Guide bearing; 7. Driving gear; 8. Sliding guide rail; 9. Driving block; 10. Fixed clamp; 11. Second part of driving gear; 12. First part of driving gear; 13. Driving gear connecting part; 14. Handle part. DETAILED DESCRIPTION

[0029] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, as long as there is no conflict, the various embodiments of the present invention and the various features in the embodiments can be combined with each other, and the technical solutions formed are all within the protection scope of the present invention.

[0030] Parts not described in the present invention can be implemented by adopting or drawing on existing technologies.

[0031] like Figure 1 and Figure 2 As shown, the first aspect of the present invention provides a high-pressure union non-destructive disassembly and assembly tool, including a driving handle 4 and a driving gear 7 movably connected to the driving handle 4, wherein the driving gear 7 is annular, and its inner ring surface is adapted to the high-pressure union, and the inner ring surface of the driving gear 7 is evenly provided with driving blocks 9 along the circumference of the driving gear 7.

[0032] The non-destructive disassembly and assembly tool for the high-pressure union of the present invention utilizes the annular driving gear and the lever principle to realize 360-degree continuous disassembly and assembly of the high-pressure union at the same position, thereby saving time and labor and being convenient for disassembly and assembly.

[0033] like Figure 2 As shown, the driving gear 7 is composed of a first part 12 and a second part 11, the first part 12 of the driving gear 7 is detachably connected to the second part 11 of the driving gear, and the area of ​​the first part 12 of the driving gear 7 is much larger than the area of ​​the second part 11. When in use, the second part 11 of the driving gear 7 is removed, the high-pressure pipeline is inserted from the notch of the first part 12 of the driving gear 7, and then the second part 11 of the driving gear 7 is reassembled with the first part 12.

[0034] like Figure 2 As shown, the driving handle 1 includes a driving gear connecting portion 13 and a handle portion 14. The driving gear connecting portion 13 is formed into an arc shape that is compatible with the gear portion of the driving gear 7, and a driving tooth 5 is provided at the end of the driving gear connecting portion 13, and the driving tooth 5 is meshed with the gear portion of the driving gear 7.

[0035] Furthermore, if Figure 2 As shown, the two side surfaces of the driving gear 7 are formed into sliding guide rails 8 along the circumference of the driving gear, the driving gear connecting portion 13 is provided with a guide shaft, and the needle bearing of the guide shaft can slide along the sliding guide rails 8 located on the driving gear 7.

[0036] Specifically, a fixed guide shaft 3 and a movable guide shaft 1 are symmetrically arranged on both sides of the driving gear connecting part 13, and the movable guide shaft is fixed to the driving gear connecting part 13 by a guide shaft fixing pin. When the driving gear 7 is connected to the driving handle 4, the needle bearings of the movable guide shaft and the fixed guide shaft can slide along the sliding guide rail 8 located on the driving gear 7.

[0037] In a specific embodiment, the first portion and the second portion of the driving gear can be detachably connected via a fixing clamp 10 .

[0038] In a preferred embodiment, two fixed guide shafts and two movable guide shafts are respectively provided.

[0039] In a more preferred embodiment, there are at least two driving teeth.

[0040] A second aspect of the present invention provides an assembly method for the high-pressure union non-destructive disassembly and assembly tool, comprising the steps of:

[0041] Two fixed guide shafts and two movable guide shafts are respectively installed on both sides of the driving gear connecting portion 13 of the driving handle 4, and the movable guide shafts are fastened to the driving gear connecting portion 13 by movable guide shaft fixing pins;

[0042] Separate the first part 12 and the second part 11 of the driving gear 7, push the driving gear connecting part 13 of the driving handle 4 into the notch of the first part 12 of the driving gear 7, connect the driving gear connecting part 13 of the driving handle 7 with the first part 12 of the driving gear 7, push the needle bearing of the guide shaft into the sliding guide rail 8, and the driving tooth 5 meshes with the driving gear 7;

[0043] The second part 11 and the first part 12 of the driving gear 7 are assembled together through the fixing clamp 10. Thus, the whole tool is assembled.

[0044] The third aspect of the present invention further provides a method for using the high-pressure union non-destructive disassembly and assembly tool, comprising the steps of:

[0045] Remove the second portion 11 of the driving gear 7 from the driving gear 7;

[0046] Put the high-pressure pipeline into the notch of the first part 12 of the driving gear 7, and then reassemble the second part 11 and the first part 12 of the driving gear 7;

[0047] Move the driving gear 7 parallel to the outer ear of the high-pressure union, push the driving handle 4 forward, and the needle bearings of the four guide shafts slide axially in the sliding guide rail 8 of the driving gear 7 to achieve 360-degree continuous rotation of the high-pressure union to meet the tightening requirements;

[0048] After the high-pressure manifold union is tightened, open the fixing clamp 10, remove the second part 11 of the driving gear 7, remove the tool, and tighten the next union;

[0049] If you need to remove the high-pressure manifold union, use the high-pressure union non-destructive disassembly tool in reverse.

[0050] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The terms "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprises" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects.

[0051] At this point, it should be appreciated by those skilled in the art that, although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

[0052] Parts not described in the present invention can be implemented by adopting or drawing on existing technologies.

Claims

1. A non-destructive disassembly and assembly tool for a high-pressure union, characterized in that: It comprises a driving handle and a driving gear movably connected to the driving handle, wherein the driving gear is annular, and its inner ring surface is adapted to the high-pressure union, and driving blocks are evenly arranged on the inner ring surface of the driving gear along the circumference of the driving gear.

2. The high-pressure union non-destructive disassembly and assembly tool according to claim 1, characterized in that: The driving gear is composed of a first part and a second part. The first part of the driving gear is detachably connected to the second part of the driving gear, and the area of ​​the first part of the driving gear is much larger than that of the second part.

3. The non-destructive disassembly and assembly tool of the high-pressure union according to claim 1, characterized in that: The driving handle includes a driving gear connecting portion and a handle portion. The driving gear connecting portion is formed into an arc shape that matches the gear portion of the driving gear, and a driving tooth is provided at the end of the driving gear connecting portion. The driving tooth is meshed with the gear portion of the driving gear.

4. The high-pressure union non-destructive disassembly and assembly tool according to claim 2, characterized in that: The two side surfaces of the driving gear are formed into sliding guide rails along the circumference of the driving gear. The driving gear connecting portion is provided with a guide shaft, and the needle bearing of the guide shaft can slide along the sliding guide rails located on the driving gear.

5. The high-pressure union non-destructive disassembly and assembly tool according to claim 1, characterized in that: The first part and the second part of the driving gear are detachably connected via a fixing clamp.

6. The high-pressure union non-destructive disassembly and assembly tool according to claim 4, characterized in that: A fixed guide shaft and a movable guide shaft are symmetrically arranged on both sides of the driving gear connecting part, and the movable guide shaft is fixed to the driving gear connecting part through a guide shaft fixing pin.

7. The high-pressure union non-destructive disassembly and assembly tool according to claim 6, characterized in that: Two fixed guide shaft needle roller bearings and two movable guide shaft needle roller bearings are respectively provided.

8. The high-pressure union non-destructive disassembly and assembly tool according to claim 3, characterized in that: At least two driving teeth are provided.

9. An assembly method of the high-pressure union non-destructive disassembly and assembly tool according to any one of claims 1 to 8, characterized in that: Includes steps: Two fixed guide shafts and two movable guide shafts are respectively installed on both sides of the driving gear connecting part of the driving handle, and the guide shafts are fastened to the driving gear connecting part with fixing pins; Separate the first part and the second part of the driving gear, push the driving gear connecting part of the driving handle into the notch of the first part, connect the driving gear connecting part of the driving handle with the first part of the driving gear, push the guide shaft needle bearing into the sliding guide rail, and the driving tooth meshes with the driving gear; Assemble the second part of the driving gear with the first part through a fixing clamp.

10. A method for using the high-pressure union non-destructive disassembly and assembly tool according to any one of claims 1 to 8, characterized in that: Includes steps: Remove the second drive gear portion from the drive gear; Put the high-pressure pipeline into the notch of the first part of the driving gear, and then reassemble the second part of the driving gear with the first part; Move the driving gear parallel to the outer ear of the high-pressure union, push the driving handle forward, and the four guide shaft needle bearings slide axially in the sliding guide rail of the driving gear to achieve 360-degree continuous rotation of the high-pressure union to meet the tightening requirements; After the high-pressure manifold union is tightened, open the assembly block fixing clamp, remove the second part of the drive gear, remove the tool, and tighten the next union; If you need to disassemble the high-pressure manifold union, use the high-pressure union non-destructive disassembly tool in reverse to disassemble it.

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