Outer slip connector with fine adjustment function

Abstract

The outer slip connector with the fine adjustment function comprises a first connecting pipe and a second connecting pipe, a first outer slip pipe is fixedly connected to the surface of the first connecting pipe, a first sealing plate is fixedly connected to the lower surface of the first outer slip pipe, a second outer slip pipe is fixedly connected to the surface of the second connecting pipe, and a second sealing plate is fixedly connected to the lower surface of the second outer slip pipe. A first sealing plate is fixedly connected to the upper surface of the first outer slip pipe, a second sealing plate is fixedly connected to the upper surface of the second outer slip pipe, four clamping blocks are fixedly connected to the surface of the second sealing plate, clamping grooves are formed in the four clamping blocks, a connecting structure is fixedly connected to the surface of the first sealing plate, and an adjusting structure is fixedly connected to the upper surface of the first connecting pipe. Through the arrangement of the connecting structure, the device can complete connection simply, conveniently and quickly, meanwhile, the sealing performance of the device during connection is guaranteed, through the arrangement of the adjusting structure, the device can adjust the length of the device simply and conveniently, and errors of the device during application are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of connection equipment, in particular to an external slip connector with a fine-tuning function. Background Art

[0002] External slips are multi-purpose mechanical components with a wide range of applications, including but not limited to components of oil completion tools and salvage tools. The design and function of external slips vary depending on the specific application scenario, but the common feature is that they can provide fastening and sealing functions in specific mechanical structures.

[0003] Patent publication number CN212479155U, entitled "External Slip Connector for Oil Well Completion," discloses an external slip connector for oil well completion, comprising a slip and a lower joint. The upper portion of the slip is connected to the coiled tubing, the middle portion of the slip is provided with a cavity, the upper portion of the cavity is fixedly provided with a sealing ring plate within the connection gap between the slip and the coiled tubing, and the upper portion of the lower joint is inserted into the cavity of the slip and is mounted on the coiled tubing. In this utility model, the slip is fixed to the coiled tubing, the middle portion of the slip is provided with a cavity, the upper portion of the cavity is fixedly provided with a sealing ring plate within the connection gap between the slip and the coiled tubing, the upper portion of the lower joint is inserted into the cavity of the slip and is mounted on the coiled tubing, and sealing rings are provided between the upper portion of the lower joint and the coiled tubing, and between the lower end of the slip and the lower joint, forming a sealed structure in the cavity. This patented technology has shortcomings in actual application. The device has poor adjustability and is difficult to connect effectively when distance errors occur in some application scenarios. In addition, it is cumbersome and laborious to disassemble the device after connection. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an external slip connector with a fine-tuning function.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] An external cava connector with a fine-tuning function includes a first connecting tube and a second connecting tube, wherein the surface of the first connecting tube is fixedly connected to the first external cava tube, the lower surface of the first external cava tube is fixedly connected to the first sealing plate, the surface of the second connecting tube is fixedly connected to the second external cava tube, the upper surface of the second external cava tube is fixedly connected to the second sealing plate, the surface of the second sealing plate is fixedly connected to four clamping blocks, the interiors of the four clamping blocks are all provided with clamping grooves, the surface of the first sealing plate is fixedly connected to a connecting structure, and the upper surface of the first connecting tube is fixedly connected to an adjustment structure.

[0007] As a further improvement of the present invention, the connection structure includes a fixing plate fixedly connected to the surface of the first sealing plate, and two clamping springs are fixedly connected to one side of the fixing plate.

[0008] As a further improvement of the present invention, one side of the two clamping springs is fixedly connected with a same clamping plate that is adapted to the clamping groove.

[0009] As a further improvement of the present invention, the adjustment structure includes a lower connecting plate fixedly connected to the upper surface of the first connecting tube, the upper surface of the lower connecting plate is fixedly connected to the corrugated adjustment tube, and the upper surface of the corrugated adjustment tube is fixedly connected to the upper connecting plate.

[0010] As a further improvement of the present invention, bearings are provided on both sides of the upper surface of the upper connecting plate, and threaded rods are rotatably connected inside the bearings.

[0011] As a further improvement of the present invention, threaded holes are provided on both sides of the upper surface of the lower connecting plate, and the other end of the threaded rod is threadedly connected to the threaded hole.

[0012] As a further improvement of the present invention, an adjusting nut is fixedly connected to the upper end of the threaded rod.

[0013] As a further improvement of the present invention, a support tube is fixedly connected to the upper surface of the upper connecting plate, and an anti-corrosion coating is provided inside the support tube.

[0014] As a further improvement of the present invention, a sealing ring is fixedly connected to the lower surface of the first connecting pipe and the upper surface of the second connecting pipe.

[0015] As a further improvement of the present invention, a sealing groove is provided on the upper surface of the second sealing plate, and a sealing block adapted to the sealing groove is fixedly connected to the lower surface of the first sealing plate.

[0016] Beneficial effects of the utility model:

[0017] By setting a connecting structure, when in use, the first sealing plate of the first external clamp tube is docked with the second sealing plate of the second external clamp tube until the first connecting tube inside the first external clamp tube is docked with the second connecting tube outside the second external clamp tube. At the same time, the clamping plate on the surface of the first sealing plate is inserted into the clamping block. After the sealing block of the first sealing plate is inserted into the sealing groove of the second sealing plate, the clamping spring bounces the clamping plate into the clamping groove of the clamping block to complete the clamping, so that the device can complete the connection simply and quickly. At the same time, the double-layer sealing setting of the sealing block and the sealing ring ensures the sealing of the device when connected, and increases the stability of the device.

[0018] By setting up an adjustment structure, when in use, the threaded rod is rotated by adjusting the nut, and the threaded rod rotates while driving the lower connecting plate to move up and down, thereby changing the length of the corrugated adjustment tube, so that the device can easily adjust the length of the device, avoiding the situation where the device is difficult to effectively connect due to errors in actual application, and increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural diagram of a first embodiment of an external slip connector with a fine-tuning function proposed by the present utility model;

[0020] Figure 2 This is a structural diagram of a second embodiment of an external slip connector with a fine-tuning function proposed by the present utility model;

[0021] Figure 3 This is a structural schematic diagram of a third embodiment of an external slip connector with a fine-tuning function proposed by the present utility model.

[0022] In the figure: 1 first connecting pipe, 2 second connecting pipe, 3 first external card tile pipe, 4 first sealing plate, 5 second external card tile pipe, 6 second sealing plate, 7 clamping block, 8 clamping groove, 9 fixing plate, 10 clamping spring, 11 clamping plate, 12 lower connecting plate, 13 corrugated adjustment pipe, 14 upper connecting plate, 15 bearing, 16 threaded rod, 17 threaded hole, 18 adjusting nut, 19 support pipe, 20 anti-corrosion coating, 21 sealing ring, 22 sealing groove, 23 sealing block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] Example 1

[0025] Reference Figure 1 , an external cava connector with fine-tuning function, includes a first connecting tube 1 and a second connecting tube 2, the surface of the first connecting tube 1 is fixedly connected to the first external cava tube 3, the lower surface of the first external cava tube 3 is fixedly connected to the first sealing plate 4, the surface of the second connecting tube 2 is fixedly connected to the second external cava tube 5, the upper surface of the second external cava tube 5 is fixedly connected to the second sealing plate 6, the surface of the second sealing plate 6 is fixedly connected to four clamping blocks 7, the interior of the four clamping blocks 7 are all provided with clamping grooves 8, the surface of the first sealing plate 4 is fixedly connected to the connecting structure, and the upper surface of the first connecting tube 1 is fixedly connected to the adjusting structure.

[0026] In the present invention, the connection structure includes a fixing plate 9 fixedly connected to the surface of the first sealing plate 4, one side of the fixing plate 9 is fixedly connected to two clamping springs 10, and one side of the two clamping springs 10 is fixedly connected to the same clamping plate 11 adapted to the clamping groove 8.

[0027] Example 2

[0028] Reference Figure 2 , this embodiment is superior to the first embodiment in that the adjustment structure of this embodiment includes a lower connecting plate 12 fixedly connected to the upper surface of the first connecting tube 1, the upper surface of the lower connecting plate 12 is fixedly connected to the bellows adjustment tube 13, the upper surface of the bellows adjustment tube 13 is fixedly connected to the upper connecting plate 14, bearings 15 are provided on both sides of the upper surface of the upper connecting plate 14, the internal rotation of the bearing 15 is connected to a threaded rod 16, threaded holes 17 are provided on both sides of the upper surface of the lower connecting plate 12, the other end of the threaded rod 16 is threadedly connected to the threaded hole 17, and the upper end of the threaded rod 16 is fixedly connected to an adjusting nut 18. Through the setting of the threaded rod 16, the device can change the length of the device by adjusting the length of the bellows adjustment tube 13, and the stability of the device can be guaranteed after the length is adjusted.

[0029] Example 3

[0030] Reference Figure 3 Compared with the second embodiment, this embodiment is superior in that, in this embodiment, the upper surface of the upper connecting plate 14 is fixedly connected to a support tube 19, the interior of the support tube 19 is provided with an anti-corrosion coating 20, the lower surface of the first connecting tube 1 and the upper surface of the second connecting tube 2 are fixedly connected to a sealing ring 21, the upper surface of the second sealing plate 6 is provided with a sealing groove 22, and the lower surface of the first sealing plate 4 is fixedly connected to a sealing block 23 adapted to the sealing groove 22. Through the arrangement of the sealing ring 21, the sealing block 23 and the sealing groove 22, the device has an inner and outer two-layer sealing structure after connection, thereby ensuring the sealing of the device.

[0031] When the utility model is used, first rotate the threaded rod 16 by adjusting the nut 18. The threaded rod 16 drives the lower connecting plate 12 to move up and down while rotating. The length of the corrugated adjusting tube 13 is changed by the movement of the lower connecting plate 12, thereby changing the length of the device. Then, the first sealing plate 4 of the first external clamp tube 3 is docked with the second sealing plate 6 of the second external clamp tube 5, until the first connecting tube 1 inside the first external clamp tube 3 and the second connecting tube 2 outside the second external clamp tube 5 are completed docking. At the same time, the clamping plate 11 on the surface of the first sealing plate 4 is inserted into the clamping block 7, and the clamping spring 10 will pop the clamping plate 11 into the clamping groove 8 of the clamping block 7 to complete the clamping. When the clamping is completed, the sealing block 23 of the first sealing plate 4 is also inserted into the sealing groove 22 of the second sealing plate 6 to complete the sealing. Finally, after the device is used, the clamping plate 11 in the clamping groove 8 is pressed until the clamping spring 10 is pressed to the appropriate position, and the clamping plate 11 will pop out the clamping block 7, thereby completing the disassembly.

[0032] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An external slip connector with a fine-tuning function, comprising a first connecting pipe (1) and a second connecting pipe (2), characterized in that: The surface of the first connecting pipe (1) is fixedly connected to a first external clamping pipe (3), the lower surface of the first external clamping pipe (3) is fixedly connected to a first sealing plate (4), the surface of the second connecting pipe (2) is fixedly connected to a second external clamping pipe (5), the upper surface of the second external clamping pipe (5) is fixedly connected to a second sealing plate (6), the surface of the second sealing plate (6) is fixedly connected to four clamping blocks (7), the insides of the four clamping blocks (7) are all provided with clamping grooves (8), the surface of the first sealing plate (4) is fixedly connected to a connecting structure, and the upper surface of the first connecting pipe (1) is fixedly connected to an adjusting structure.

2. The external slip connector with fine-tuning function according to claim 1, characterized in that: The connection structure comprises a fixing plate (9) fixedly connected to the surface of the first sealing plate (4), and two clamping springs (10) are fixedly connected to one side of the fixing plate (9).

3. The external slip connector with fine-tuning function according to claim 2, characterized in that: One side of the two clamping springs (10) is fixedly connected to a clamping plate (11) that is compatible with the clamping groove (8).

4. The external slip connector with fine-tuning function according to claim 1, characterized in that: The regulating structure comprises a lower connecting plate (12) fixedly connected to the upper surface of the first connecting tube (1), the upper surface of the lower connecting plate (12) being fixedly connected to a corrugated regulating tube (13), and the upper surface of the corrugated regulating tube (13) being fixedly connected to an upper connecting plate (14).

5. The external slip connector with fine-tuning function according to claim 4, characterized in that: Bearings (15) are provided on both sides of the upper surface of the upper connecting plate (14), and a threaded rod (16) is rotatably connected inside the bearing (15).

6. The external slip connector with fine-tuning function according to claim 5, characterized in that: Threaded holes (17) are provided on both sides of the upper surface of the lower connecting plate (12), and the other end of the threaded rod (16) is threadedly connected to the threaded hole (17).

7. The external slip connector with fine-tuning function according to claim 5, characterized in that: An adjusting nut (18) is fixedly connected to the upper end of the threaded rod (16).

8. The external slip connector with fine-tuning function according to claim 4, characterized in that: A support tube (19) is fixedly connected to the upper surface of the upper connecting plate (14), and an anti-corrosion coating (20) is provided inside the support tube (19).

9. The external slip connector with fine-tuning function according to claim 1, characterized in that: The lower surface of the first connecting tube (1) and the upper surface of the second connecting tube (2) are both fixedly connected with a sealing ring (21).

10. The external slip connector with fine-tuning function according to claim 1, characterized in that: A sealing groove (22) is provided on the upper surface of the second sealing plate (6), and a sealing block (23) adapted to the sealing groove (22) is fixedly connected to the lower surface of the first sealing plate (4).

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