Nitrogen protection device for tubular buffer film cabin

Abstract

The utility model discloses a tubular buffer film cabin nitrogen protection device which comprises a buffer tank body, and a left end flange of the buffer tank body is connected with a pipeline; the nitrogen pipe is characterized in that the interior of the pipeline extends into the nitrogen pipe body to form a sliding mechanism, a protruding block is fixed to the top of the pipeline and extends into the groove to form a clamping mechanism, the groove is formed in the nitrogen pipe body, a sliding groove is formed in the bottom of the groove, and the sliding groove is formed in the nitrogen pipe body; a through groove is formed in the top of the sliding groove, the top of the through groove is formed in the nitrogen pipe body in a penetrating mode, and a top block slides in the nitrogen pipe body. The tubular buffer film cabin nitrogen protection device is provided with the top block, the convex block can be fixed in the groove through movement of the top block, then the pipeline is fixed after the convex block and the groove are clamped, and therefore the pipeline can be conveniently disassembled and assembled in the nitrogen pipe body.

Description

Technical Field

[0001] The utility model relates to the technical field of ship systems, in particular to a nitrogen protection device for a tubular buffer membrane cabin. Background Art

[0002] Nitrogen protection of GTT membrane tank is the key to membrane tank maintenance. According to the design of GTT, it is necessary to arrange nitrogen buffer tank. Nitrogen buffer tank is a pressure vessel with high cost. In addition, due to the compact layout on the ship, one more buffer tank will increase the difficulty of layout. In order to reduce the cost of using nitrogen buffer tank and reduce the difficulty of layout on the ship, nitrogen pipes are used to connect nitrogen buffer tanks.

[0003] Referring to the pipeline quick connection device with publication number CN205013915U, it is connected to the flushing device through a short-circuit with a reducer, and the short-circuit with a slip-on flange is connected to the on-site main pipe to be flushed, and the clamp connects the short-circuit with a reducer and the short-circuit with a slip-on flange. When the flushing device needs to be replaced, the clamp is disassembled, the short-circuit with a reducer to be replaced is removed, and a new short-circuit with a reducer is replaced, and then the clamp is installed; when the slip-on flanges of different pressure levels need to be replaced, the clamp is disassembled, the slip-on flange to be replaced is removed, and a new slip-on flange is replaced, and then the clamp is installed. However, there are still the following problems:

[0004] In actual use of the above device, although the pipes are connected by clamps, the clamps need to be fixed by bolts, which results in the bolts needing to be repeatedly turned when fixing the clamps, resulting in low fixing efficiency, and the installation of the pipes takes a long time.

[0005] Therefore, we proposed a tubular buffer membrane cabin nitrogen protection device that can well solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a tubular buffer membrane cabin nitrogen protection device to solve the problem raised by the above-mentioned background technology that the clamps in the current market need to be fixed by bolts, which leads to the need to repeatedly turn the bolts when fixing the clamps, resulting in low fixing efficiency, and then making it take a long time to install between pipelines.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tubular buffer membrane tank nitrogen protection device, comprising a buffer tank body, the left end flange of the buffer tank body is connected with a pipeline;

[0008] Also includes:

[0009] The interior of the pipeline extends into the interior of the nitrogen pipe body to form a sliding mechanism, and a convex block is fixed on the top of the pipeline, and the convex block extends into the interior of the groove to form a locking mechanism, the groove is arranged in the interior of the nitrogen pipe body, and a slide groove is arranged at the bottom of the groove, and the slide groove is arranged in the interior of the nitrogen pipe body, a through groove is arranged at the top of the slide groove, and the top of the through groove is penetrated and arranged on the nitrogen pipe body, a top block slides inside the nitrogen pipe body, and the top block is perpendicular to the bottom of the groove, and a first spring is connected to the bottom of the top block, and the bottom of the first spring is connected to the interior of the nitrogen pipe body.

[0010] Preferably, one end of the top block is arranged in an inclined surface, and the two groups of top blocks are arranged in a mirror image.

[0011] Preferably, a moving plate is attached to the top of the pipeline, and the outer end of the moving plate extends into the interior of the nitrogen pipe body to form a sliding mechanism, and the outer end of the moving plate penetrates and slides on a fixed rod, and both ends of the fixed rod are fixed inside the nitrogen pipe body.

[0012] Preferably, a second spring is nested on the top of the fixing rod, and the bottom of the second spring is connected to the top of the moving plate, and the top of the second spring is connected to the inside of the nitrogen pipe body.

[0013] Preferably, a pull rope is connected to the outer end of the shift plate, and the bottom of the pull rope is wound on a winding roller, and the middle of the winding roller is connected to a gear, and the gear and the winding roller both rotate inside the nitrogen pipe body.

[0014] Preferably, a sealing plate is meshed at the bottom end of the gear, and the inner end of the sealing plate is arranged in a semicircular shape, and the inner end of the sealing plate is arranged to fit the outer wall of the pipeline.

[0015] Preferably, a third spring is connected to the bottom of the outer end of the sealing plate, and an inner end of the third spring is connected to the inside of the nitrogen pipe body.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the tubular buffer membrane cabin nitrogen protection device is easy to quickly disassemble and assemble and improves the sealing performance. The convex block can be fixed by moving the top block, and then the pipeline and the nitrogen pipe body can be quickly connected, thereby achieving the purpose of easy disassembly and assembly, and the sealing plate can be moved to fit the outer wall of the pipeline by moving the sealing plate, so that the sealing performance between the pipeline and the nitrogen pipe body can be improved. The specific contents are as follows:

[0017] A top block is provided, and the convex block can be fixed inside the groove by moving the top block, and then the convex block is engaged with the groove to fix the pipeline, so that the pipeline can be conveniently disassembled and assembled on the nitrogen pipe body;

[0018] A sealing plate is provided, and the sealing plate is driven to slide by squeezing the moving plate through the pipeline, so that the sealing plate moves to fit the outer wall of the pipeline, thereby improving the sealing performance of the connection between the pipeline and the nitrogen pipe body;

[0019] A nitrogen pipe body is provided, and by adding the nitrogen pipe body, a buffer protection effect can be played on the buffer tank body, thereby improving the safety of the buffer tank body;

[0020] A second spring is provided, the second spring is nested through the top of the fixing rod, the bottom of the second spring is connected to the top of the moving plate, and the top of the second spring is connected to the inside of the nitrogen pipe body, so that the second spring can push the moving plate to reset;

[0021] A pull rope is provided, and the pull rope is connected to the outer end of the shifting plate, and the bottom of the pull rope is wound on the winding roller, and the middle part of the winding roller is connected to the gear, and the gear and the winding roller both rotate inside the nitrogen pipe body, so that the movement of the pull rope can drive the gear to rotate through the winding roller, thereby driving the sealing plate to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the front cross-section structure of the nitrogen pipe body of the utility model;

[0024] Figure 3 This is a schematic diagram of the front cross-sectional structure of the convex block of the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the top block of the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the slideway of the utility model;

[0027] Figure 6 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0028] Figure 7 It is a front view structural schematic diagram of the shifting plate of the utility model.

[0029] In the figure: 1. buffer tank body; 2. pipeline; 3. nitrogen pipe body; 4. protrusion; 5. groove; 6. top block; 7. first spring; 8. slide groove; 9. through groove; 10. shift plate; 11. fixing rod; 12. second spring; 13. pull rope; 14. winding roller; 15. gear; 16. sealing plate; 17. third spring. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1

[0031] The utility model solves the problem that the existing clamp needs to be fixed by bolts, which results in the bolts needing to be repeatedly rotated when fixing the clamp, resulting in low fixing efficiency, and then the installation of the pipeline 2 takes a long time. The movement of the top block 6 can facilitate the disassembly and assembly of the nitrogen pipe body 3, and discloses:

[0032] A buffer tank body 1, the left end flange of the buffer tank body 1 is connected with a pipeline 2; it also includes: the interior of the pipeline 2 extends into the interior of the nitrogen pipe body 3 to form a sliding mechanism, and a convex block 4 is fixed on the top of the pipeline 2, and the convex block 4 extends into the interior of the groove 5 to form a locking mechanism, the groove 5 is arranged in the interior of the nitrogen pipe body 3, and a slide groove 8 is arranged at the bottom of the groove 5, and the slide groove 8 is arranged in the interior of the nitrogen pipe body 3, a through groove 9 is arranged at the top of the slide groove 8, and the top of the through groove 9 is penetrated and arranged on the nitrogen pipe body 3, a top block 6 slides inside the nitrogen pipe body 3, and the top block 6 is perpendicular to the bottom of the groove 5, and the bottom of the top block 6 is connected to a first spring 7, and the bottom of the first spring 7 is connected to the interior of the nitrogen pipe body 3, one end of the top block 6 is arranged in an inclined surface, and two groups of top blocks 6 are arranged in a mirror image;

[0033] refer to Figures 1 to 5When connecting, the pipe 2 is inserted into the interior of the nitrogen pipe body 3, so that the protrusion 4 will be inserted into the interior of the through groove 9. After moving to the position, the protrusion 4 will enter the interior of the slide groove 8, and then the nitrogen pipe body 3 is rotated, so that the rotation of the nitrogen pipe body 3 drives the protrusion 4 to slide in the interior of the slide groove 8. After sliding to the position, the protrusion 4 will squeeze the top block 6, so that the top block 6 is forced to move toward the interior of the nitrogen pipe body 3, so that the top block 6 moves to squeeze the first spring 7, and then the first spring 7 is compressed and stressed, and the nitrogen pipe body 3 is pulled upward, so that the nitrogen pipe body 3 is inserted into the interior of the groove 5 to form a snap fit, and then the top block is pushed by the force of the first spring 7. 6 is reset, and then the top block 6 can limit the protrusion 4, so that the nitrogen pipe body 3 is connected to the buffer tank body 1 through the pipeline 2, so that the buffer protection is improved through the nitrogen pipe body 3, and by pressing the nitrogen pipe body 3, the nitrogen pipe body 3 is moved to drive the protrusion 4 to slide out of the inside of the groove 5, and then the protrusion 4 moves to squeeze the top block 6, so that the top block 6 extends into the inside of the nitrogen pipe body 3, and then the nitrogen pipe body 3 is reversed, and then the nitrogen pipe body 3 drives the protrusion 4 to disengage from the slide groove 8, and then the nitrogen pipe body 3 is pulled, and then the nitrogen pipe body 3 can drive the protrusion 4 to disengage from the inside of the through groove 9, so as to achieve the purpose of quick disassembly and assembly; Embodiment 2

[0034] The utility model solves the problem that in the first embodiment, due to the sliding connection between the pipeline 2 and the nitrogen pipe body 3, there is a gap between the nitrogen pipe body 3 and the pipeline 2, thereby causing gas leakage. The sealing performance can be improved by moving the sealing plate 16. The utility model discloses:

[0035] A shift plate 10 is attached to the top of the pipeline 2, and the outer end of the shift plate 10 extends into the interior of the nitrogen pipe body 3 to form a sliding mechanism, and the outer end of the shift plate 10 penetrates and slides on the fixed rod 11, and the two ends of the fixed rod 11 are fixed inside the nitrogen pipe body 3, and the top of the fixed rod 11 is embedded with a second spring 12, and the bottom of the second spring 12 is connected to the top of the shift plate 10, and the top of the second spring 12 is connected to the inside of the nitrogen pipe body 3, the outer end of the shift plate 10 is connected to a pull rope 13, and the bottom of the pull rope 13 is wound on the winding roller 14, and the middle part of the winding roller 14 is connected to the gear 15, and the gear 15 and the winding roller 14 are both rotated inside the nitrogen pipe body 3, and the bottom end of the gear 15 is meshed with a sealing plate 16, and the inner end of the sealing plate 16 is semicircular, and the inner end of the sealing plate 16 is attached to the outer wall of the pipeline 2;

[0036] refer to Figure 2 , Figure 6 and Figure 7During installation, the pipeline 2 is moved inside the nitrogen pipe body 3, so that the movement of the pipeline 2 will squeeze the moving plate 10, so that the moving plate 10 can slide on the fixed rod 11, so the movement of the moving plate 10 will squeeze the second spring 12, so that the second spring 12 is compressed by force, and the movement of the moving plate 10 drives the pull rope 13 to move, and then the pull rope 13 moves to drive the winding roller 14 to rotate, so that the winding roller 14 rotates to drive the gear 15 to rotate, and then the gear 15 rotates to drive the sealing plate 16 to move, so that the sealing plate 16 moves to fit the outer wall of the pipeline 2, so that the sealing performance of the connection between the pipeline 2 and the nitrogen pipe body 3 is improved; Embodiment 3

[0037] The utility model solves the problem that the sealing plate 16 is inconvenient to reset after the pipeline 2 and the nitrogen pipe body 3 are disconnected in the second embodiment, and can be easily reset by the third spring 17, and discloses:

[0038] The bottom of the outer end of the sealing plate 16 is connected to a third spring 17, and the inner end of the third spring 17 is connected to the inside of the nitrogen pipe body 3;

[0039] refer to Figure 2 , Figure 6 and Figure 7 The movement of the sealing plate 16 will squeeze the third spring 17, so that the third spring 17 is compressed. After the pipeline 2 and the nitrogen pipe body 3 are separated, the moving plate 10 is pushed and reset by the force of the second spring 12. Then, the resetting of the moving plate 10 will reduce the pulling on the pull rope 13, so that the pull rope 13 will become loose, and then the sealing plate 16 is pushed and reset by the force of the third spring 17, so as to facilitate the separation between the pipeline 2 and the nitrogen pipe body 3, and also facilitate the sealing after the next connection.

[0040] Working principle: When using this tubular buffer membrane tank nitrogen protection device, first refer to Figures 1 to 5When connecting, the pipe 2 is inserted into the interior of the nitrogen pipe body 3, so that the protrusion 4 will be inserted into the interior of the through groove 9. After moving to the position, the protrusion 4 will enter the interior of the slide groove 8, and then the nitrogen pipe body 3 is rotated, so that the rotation of the nitrogen pipe body 3 drives the protrusion 4 to slide in the interior of the slide groove 8. After sliding to the position, the protrusion 4 will squeeze the top block 6, and the nitrogen pipe body 3 is pulled upward, so that the nitrogen pipe body 3 is inserted into the interior of the groove 5 to form a snap-fit, and then the top block 6 is pushed to reset by the force of the first spring 7, and then the top block 6 is reset. The top block 6 can limit the protrusion 4, so that the nitrogen pipe body 3 is connected to the buffer tank body 1 through the pipeline 2, and by pressing the nitrogen pipe body 3, the nitrogen pipe body 3 is moved to drive the protrusion 4 to slide out of the groove 5, and then the protrusion 4 moves to squeeze the top block 6, and then the nitrogen pipe body 3 is reversed, and then the nitrogen pipe body 3 drives the protrusion 4 to disengage from the slide groove 8, and then the nitrogen pipe body 3 is pulled, and then the nitrogen pipe body 3 can drive the protrusion 4 to disengage from the through groove 9, so as to achieve the purpose of quick disassembly and assembly;

[0041] refer to Figure 2 , Figure 6 and Figure 7 During installation, the pipeline 2 is moved inside the nitrogen pipe body 3, so that the movement of the pipeline 2 will squeeze the moving plate 10, so that the moving plate 10 can slide on the fixed rod 11, and the movement of the moving plate 10 drives the pull rope 13 to move, and then the pull rope 13 moves to drive the winding roller 14 to rotate, so that the winding roller 14 rotates to drive the gear 15 to rotate, and then the gear 15 rotates to drive the sealing plate 16 to move, so that the sealing performance of the connection between the pipeline 2 and the nitrogen pipe body 3 is improved;

[0042] refer to Figure 2 , Figure 6 and Figure 7 The movement of the sealing plate 16 will squeeze the third spring 17, so that the third spring 17 is compressed. After the pipeline 2 and the nitrogen pipe body 3 are separated, the moving plate 10 is pushed and reset by the force of the second spring 12. Then, resetting the moving plate 10 will reduce the pulling on the pull rope 13 and ensure the sealing after the next connection.

[0043] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0044] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tubular buffer membrane tank nitrogen protection device, comprising a buffer tank body (1), wherein the left end flange of the buffer tank body (1) is connected to a pipeline (2); It is characterized in that Also includes: The interior of the pipeline (2) extends into the interior of the nitrogen pipe body (3) to form a sliding mechanism, and a convex block (4) is fixed on the top of the pipeline (2), and the convex block (4) extends into the interior of the groove (5) to form a locking mechanism, the groove (5) is provided in the interior of the nitrogen pipe body (3), and a slide groove (8) is provided at the bottom of the groove (5), and the slide groove (8) is provided in the interior of the nitrogen pipe body (3), a through groove (9) is provided at the top of the slide groove (8), and the top of the through groove (9) is penetrated and provided on the nitrogen pipe body (3), a top block (6) is slidable in the interior of the nitrogen pipe body (3), and the top block (6) is perpendicular to the bottom of the groove (5), and the bottom of the top block (6) is connected to a first spring (7), and the bottom of the first spring (7) is connected to the interior of the nitrogen pipe body (3).

2. A tubular buffer membrane tank nitrogen protection device according to claim 1, characterized in that: One end of the top block (6) is arranged in the form of an inclined surface, and the two groups of top blocks (6) are arranged in a mirror image.

3. A tubular buffer membrane tank nitrogen protection device according to claim 1, characterized in that: A moving plate (10) is attached to the top of the pipe (2), and the outer end of the moving plate (10) extends into the interior of the nitrogen pipe body (3) to form a sliding mechanism, and the outer end of the moving plate (10) penetrates and slides on a fixing rod (11), and both ends of the fixing rod (11) are fixed inside the nitrogen pipe body (3).

4. A tubular buffer membrane tank nitrogen protection device according to claim 3, characterized in that: A second spring (12) is nested on the top of the fixing rod (11), the bottom of the second spring (12) is connected to the top of the moving plate (10), and the top of the second spring (12) is connected to the inside of the nitrogen pipe body (3).

5. A tubular buffer membrane tank nitrogen protection device according to claim 4, characterized in that: The outer end of the shift plate (10) is connected to a pull rope (13), the bottom of the pull rope (13) is wound around a winding roller (14), and the middle of the winding roller (14) is connected to a gear (15), and the gear (15) and the winding roller (14) both rotate inside the nitrogen pipe body (3).

6. A tubular buffer membrane tank nitrogen protection device according to claim 5, characterized in that: A sealing plate (16) is meshed at the bottom end of the gear (15), and the inner end of the sealing plate (16) is arranged in a semicircular shape, and the inner end of the sealing plate (16) is arranged to fit the outer wall of the pipe (2).

7. A tubular buffer membrane tank nitrogen protection device according to claim 6, characterized in that: A third spring (17) is connected to the bottom of the outer end of the sealing plate (16), and the inner end of the third spring (17) is connected to the interior of the nitrogen pipe body (3).

Images