Modularized portable semi-grouting sleeve

Abstract

The utility model provides a modularized portable semi-grouting sleeve, which relates to the technical field of grouting sleeves, and comprises a threaded sleeve, a first connecting sleeve, a second connecting sleeve and a third connecting sleeve, the bottom of the threaded sleeve is provided with a first flange plate, the bottom of the first flange plate is provided with a first inserting ring, and the bottom of the first flange plate is provided with a first inserting groove; a second flange plate is arranged at the bottom of the first flange plate, a second inserting ring is arranged at the top of the second flange plate, and a second inserting groove is formed in the top of the second flange plate. The proper number of the second connecting sleeves can be conveniently selected according to the actual length of the second reinforcing steel bar, so that the length of the grouting sleeve is matched with the length of the second reinforcing steel bar, the occupied space is reduced, carrying and transportation are more convenient, and the adaptability and portability of the grouting sleeve are remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grouting sleeves, in particular to a modular portable semi-grouting sleeve. Background Art

[0002] According to Chinese patent number CN212104827U, a semi-grouting sleeve comprises a sleeve body, one end of which is a grouting anchor end and the other end is a mechanical connection end. The diameter of the mechanical connection end is smaller than that of the sleeve body and is formed by hot forging and extrusion. In use, a steel bar extends from the grouting anchor end toward the mechanical connection end, and a gap is provided between the steel bar and the inner wall of the sleeve body for accommodating grouting material. Another steel bar extends from the mechanical connection end toward the grouting anchor end and is fixed to the mechanical connection end. The semi-grouting sleeve provided by this utility model has the advantages of low cost and stable quality.

[0003] The following technical problems exist in the above-mentioned comparative documents and prior art: Most of the existing semi-grouting sleeves currently adopt an integrated design, which results in a relatively large size, not only taking up a lot of space, but also causing many inconveniences in carrying and transportation. In addition, this design also limits the flexible adjustment of the sleeve length according to the actual length of the steel bar, thereby reducing its adaptability and convenience of use. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a modular portable semi-grouting sleeve.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a modular portable semi-grouting sleeve, comprising a threaded sleeve, a first connecting sleeve, a second connecting sleeve and a third connecting sleeve, the bottom of the threaded sleeve is provided with a first flange, the bottom of the first flange is provided with a first plug-in ring, the bottom of the first flange is provided with a first plug-in groove, the bottom of the first flange is provided with a second flange, the top of the second flange is provided with a second plug-in ring, the top of the second flange is provided with a second plug-in groove, the bottom surface of the first flange and the top surface of the second flange are both provided with a first sealing groove, the bottom surface of the first flange and the top surface of the second flange are both provided with a second sealing groove, the surface of the first sealing groove is provided with a first sealing ring, and the surface of the second sealing groove is provided with a second sealing ring.

[0006] Preferably, a first steel bar is provided inside the threaded sleeve, and the end of the first steel bar is connected to the inside of the threaded sleeve through a thread, and a second steel bar is provided inside the first connecting sleeve, the second connecting sleeve and the third connecting sleeve.

[0007] Preferably, a slurry outlet pipe is provided on the side of the first connecting sleeve, and a grouting pipe is provided on the side of the third connecting sleeve.

[0008] Preferably, the surfaces of the first flange and the second flange are both provided with fixing holes, the surfaces of the fixing holes are provided with fixing bolts, and the surfaces of the fixing bolts are provided with nuts.

[0009] Preferably, the top of the first connecting sleeve and the top of the second connecting sleeve are both connected to the second flange, the bottom of the first connecting sleeve and the bottom of the second connecting sleeve are both connected to the first flange, and the top of the third connecting sleeve is connected to the second flange.

[0010] Preferably, the top of the first connecting sleeve and the bottom of the threaded sleeve are connected through a first flange and a second flange, the bottom of the first connecting sleeve and the top of the second connecting sleeve are connected through a first flange and a second flange, and the bottom of the second connecting sleeve and the top of the third connecting sleeve are connected through a first flange and a second flange.

[0011] Preferably, the first plug-in ring and the second plug-in ring are respectively located on both sides of the first sealing ring, and the second sealing ring is located on one side of the second plug-in ring.

[0012] Beneficial effects

[0013] In the utility model, a first connecting sleeve, a second connecting sleeve, a third connecting sleeve, a first flange and a second flange are adopted. The first connecting sleeve, the second connecting sleeve and the third connecting sleeve are respectively assembled and connected through the first flange and the second flange, and fixed with fixing bolts and nuts. During the connection process, the first plug-in ring and the second plug-in groove, and the second plug-in ring and the first plug-in groove are inserted into each other, which effectively improves the stability of the connection, increases the path length of fluid leakage, and improves the sealing performance. At the same time, through the staggered first sealing ring and the second sealing ring, the first sealing ring is the main sealing ring, which undertakes the main sealing task, and the second sealing ring is the auxiliary sealing ring, which plays the role of secondary sealing, further enhancing the reliability of the sealing. Through the modular grouting sleeve design, it is convenient to select the appropriate number of second connecting sleeves according to the actual length of the second steel bar, so that the length of the grouting sleeve is adapted to the length of the second steel bar, and the occupied space is reduced, which is more convenient to carry and transport, and significantly improves its adaptability and portability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an axonometric view of the present utility model;

[0015] Figure 2 This is the internal structure diagram of the utility model;

[0016] Figure 3For this utility model Figure 2 A magnified view of middle A;

[0017] Figure 4 This is a structural diagram of the first connecting sleeve of the present utility model;

[0018] Figure 5 This is an exploded view of the first connecting sleeve and the second connecting sleeve of the utility model;

[0019] Figure 6 This is the second embodiment of the present invention.

[0020] Legend:

[0021] 1. Threaded sleeve; 2. First connecting sleeve; 3. Second connecting sleeve; 4. Third connecting sleeve; 5. Grouting pipe; 6. Slurry outlet pipe; 7. First flange; 8. Second flange; 9. First steel bar; 10. Second steel bar; 11. First plug-in ring; 12. Second plug-in ring; 13. First plug-in groove; 14. Second plug-in groove; 15. First sealing groove; 16. Second sealing groove; 17. First sealing ring; 18. Second sealing ring; 19. Fixing hole; 20. Fixing bolt; 21. Nut. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific embodiments and drawings. However, the following embodiments are only preferred embodiments of the present invention and are not exhaustive. Based on the embodiments in the implementation manner, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the present invention.

[0023] The specific embodiments of the present utility model are described below with reference to the accompanying drawings. Specific embodiment one:

[0025] Reference Figure 1-5A modular portable semi-grouting sleeve comprises a threaded sleeve 1, a first connecting sleeve 2, a second connecting sleeve 3 and a third connecting sleeve 4. A first steel bar 9 is provided inside the threaded sleeve 1, and the end of the first steel bar 9 is connected to the inside of the threaded sleeve 1 through a threaded connection. The threaded sleeve 1 is firmly connected to the first steel bar 9 through its internal threaded structure, ensuring the stability and force transmission effect between the first steel bar 9 and the threaded sleeve 1. A second steel bar 10 is provided inside the first connecting sleeve 2, the second connecting sleeve 3 and the third connecting sleeve 4. A grouting pipe 6 is provided on the side of the first connecting sleeve 2. The grouting pipe 6 is used to discharge excess slurry after grouting is completed, ensuring the smooth progress of the grouting process and the control of the grouting quality. A grouting pipe 5 is provided on the side of the third connecting sleeve 4. The grouting pipe 5 is the inlet of the grouting material. The grouting material is injected into the grouting sleeve through the pipe to achieve a close connection between the second steel bar 10 and the grouting sleeve.

[0026] The bottom of the threaded sleeve 1 is provided with a first flange 7. The first flange 7 and the second flange 8 are the key to realizing the modular connection of each grouting sleeve. The bottom of the first flange 7 is provided with a first plug-in ring 11, and the bottom of the first flange 7 is provided with a first plug-in groove 13. The bottom of the first flange 7 is provided with a second flange 8, and the top of the second flange 8 is provided with a second plug-in ring 12. The top of the second flange 8 is provided with a second plug-in groove 14. The shape and position of the first plug-in ring 11 correspond to the second plug-in groove 14, and the shape and position of the second plug-in ring 12 correspond to the first plug-in groove 13. By inserting the first plug-in ring 11 and the second plug-in ring 12 into the corresponding first plug-in groove 13 and second plug-in groove 14 of the adjacent first flange 7 and second flange 8, the path length of the grouting fluid leakage is increased, and the sealing performance is improved. A first sealing groove 15 is provided on the bottom surface and the top surface of the second flange 8, a second sealing groove 16 is provided on the bottom surface of the first flange 7 and the top surface of the second flange 8, a first sealing ring 17 is provided on the surface of the first sealing groove 15, and a second sealing ring 18 is provided on the surface of the second sealing groove 16. The first plug-in ring 11 and the second plug-in ring 12 are respectively located on both sides of the first sealing ring 17, and the second sealing ring 18 is located on one side of the second plug-in ring 12. The first sealing ring 17 and the second sealing ring 18 are staggered. The first sealing ring 17 is the main sealing ring, which undertakes the main sealing task and effectively prevents the grouting material from leaking from the first plug-in ring 11 and the second plug-in groove 14. The second sealing ring 18 is an auxiliary sealing ring, which plays the role of secondary sealing, effectively preventing the grouting material from leaking from the second plug-in ring 12 and the first plug-in groove 13, thereby further enhancing the reliability of the seal.

[0027] The surfaces of the first flange 7 and the second flange 8 are both provided with fixing holes 19, the surfaces of the fixing holes 19 are provided with fixing bolts 20, and the surfaces of the fixing bolts 20 are provided with nuts 21. The fixing bolts 20 are fixed in the fixing holes 19 by tightening the nuts 21, thereby achieving a tight connection between the first flange 7 and the second flange 8. The top of the first connecting sleeve 2 and the top of the second connecting sleeve 3 are both connected to the second flange 8, the bottom of the first connecting sleeve 2 and the bottom of the second connecting sleeve 3 are both connected to the first flange 7, the top of the third connecting sleeve 4 is connected to the second flange 8, the top of the first connecting sleeve 2 and the bottom of the threaded sleeve 1 are connected through the first flange 7 and the second flange 8, the bottom of the first connecting sleeve 2 and the top of the second connecting sleeve 3 are connected through the first flange 7 and the second flange 8, and the bottom of the second connecting sleeve 3 and the top of the third connecting sleeve 4 are connected through the first flange 7 and the second flange 8.

[0028] The first connecting sleeve 2, the second connecting sleeve 3 and the third connecting sleeve 4 are assembled and connected respectively through the first flange 7 and the second flange 8, and fixed with the fixing bolt 20 and the nut 21. During the connection process, the first plug-in ring 11 and the second plug-in groove 14, and the second plug-in ring 12 and the first plug-in groove 13 are inserted into each other, which effectively improves the stability of the connection, increases the path length of fluid leakage, and improves the sealing performance. At the same time, through the staggered arrangement of the first sealing ring 17 and the second sealing ring 18, the first sealing ring 17 is the main sealing ring, which undertakes the main sealing task, and the second sealing ring 18 is an auxiliary sealing The ring plays the role of secondary sealing, further enhancing the reliability of the seal. Through the modular grouting sleeve design, it is convenient to select the appropriate number of second connecting sleeves 3 according to the actual length of the second steel bar 10, so that the length of the grouting sleeve is adapted to the length of the second steel bar 10. The threaded sleeve 1 is firmly connected to the first steel bar 9 through its internal threaded structure, and grouting material is injected into the grouting sleeve through the grouting pipe 5. The grouting pipe 6 is used to discharge excess grouting material after the grouting is completed, ensuring the smooth progress of the grouting process and the control of the grouting quality, and realizing a close connection between the second steel bar 10 and the grouting sleeve. Specific embodiment two:

[0030] Reference Figure 6, a modular portable semi-grouting sleeve, based on the basic structure of a specific embodiment, further discloses the following content: according to the actual length of the second steel bar 10, an appropriate number of second connecting sleeves 3 are flexibly selected and assembled; by utilizing the first flange 7 and the second flange 8 equipped at both ends of each sleeve, the user can easily connect the grouting sleeves, thereby ensuring that the sleeve system can perfectly adapt to second steel bars 10 of different lengths; in addition, in order to meet diverse usage requirements, the modular grouting sleeve also allows the user to replace the first connecting sleeve 2 and the third connecting sleeve 4 as needed, so as to select slurry outlet pipes 6 and grouting pipes 5 of different positions and specifications; in the specific implementation process, the user can choose and assemble according to actual conditions.

[0031] In summary:

[0032] 1. The first connecting sleeve 2, the second connecting sleeve 3, the third connecting sleeve 4, the first flange 7 and the second flange 8 are used to respectively assemble and connect the first connecting sleeve 2, the second connecting sleeve 3 and the third connecting sleeve 4 through the first flange 7 and the second flange 8, and are fixed with the fixing bolt 20 and the nut 21. During the connection process, the first plug-in ring 11 and the second plug-in groove 14, and the second plug-in ring 12 and the first plug-in groove 13 are inserted into each other, which effectively improves the stability of the connection, increases the path length of fluid leakage, and improves the sealing performance. At the same time, through the staggered arrangement of the first sealing ring 17 and the second sealing ring 18, the first sealing ring 17 is the main sealing ring, which undertakes the main sealing task, and the second sealing ring 18 is the auxiliary sealing ring, which plays the role of secondary sealing, further enhancing the reliability of the sealing. Through the modular grouting sleeve design, it is convenient to select the appropriate number of second connecting sleeves 3 according to the actual length of the second steel bar 10, so that the length of the grouting sleeve is adapted to the length of the second steel bar 10, and the occupied space is reduced, which is more convenient to carry and transport, and significantly improves its adaptability and portability.

[0033] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0034] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A modular portable semi-grouting sleeve, comprising a threaded sleeve (1), a first connecting sleeve (2), a second connecting sleeve (3) and a third connecting sleeve (4), characterized in that: The bottom of the threaded sleeve (1) is provided with a first flange (7), the bottom of the first flange (7) is provided with a first plug-in ring (11), the bottom of the first flange (7) is provided with a first plug-in groove (13), the bottom of the first flange (7) is provided with a second flange (8), the top of the second flange (8) is provided with a second plug-in groove (14), the bottom surface of the first flange (7) and the top surface of the second flange (8) are both provided with a first sealing groove (15), the bottom surface of the first flange (7) and the top surface of the second flange (8) are both provided with a second sealing groove (16), the surface of the first sealing groove (15) is provided with a first sealing ring (17), and the surface of the second sealing groove (16) is provided with a second sealing ring (18).

2. A modular portable semi-grouting sleeve according to claim 1, characterized in that: A first steel bar (9) is provided inside the threaded sleeve (1), and the end of the first steel bar (9) is connected to the inside of the threaded sleeve (1) through a thread, and a second steel bar (10) is provided inside the first connecting sleeve (2), the second connecting sleeve (3) and the third connecting sleeve (4).

3. The modular portable semi-grouting sleeve according to claim 1, characterized in that: A slurry outlet pipe (6) is provided on the side of the first connecting sleeve (2), and a grouting pipe (5) is provided on the side of the third connecting sleeve (4).

4. The modular portable semi-grouting sleeve according to claim 1, characterized in that: The surfaces of the first flange (7) and the second flange (8) are both provided with fixing holes (19), the surfaces of the fixing holes (19) are provided with fixing bolts (20), and the surfaces of the fixing bolts (20) are provided with nuts (21).

5. The modular portable semi-grouting sleeve according to claim 1, characterized in that: The top of the first connecting sleeve (2) and the top of the second connecting sleeve (3) are both connected to the second flange (8), the bottom of the first connecting sleeve (2) and the bottom of the second connecting sleeve (3) are both connected to the first flange (7), and the top of the third connecting sleeve (4) is connected to the second flange (8).

6. The modular portable semi-grouting sleeve according to claim 1, characterized in that: The top of the first connecting sleeve (2) and the bottom of the threaded sleeve (1) are connected via a first flange (7) and a second flange (8); the bottom of the first connecting sleeve (2) and the top of the second connecting sleeve (3) are connected via a first flange (7) and a second flange (8); and the bottom of the second connecting sleeve (3) and the top of the third connecting sleeve (4) are connected via a first flange (7) and a second flange (8).

7. The modular portable semi-grouting sleeve according to claim 1, characterized in that: The first plug-in ring (11) and the second plug-in ring (12) are respectively located on both sides of the first sealing ring (17), and the second sealing ring (18) is located on one side of the second plug-in ring (12).

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