Stainless steel metal corrugated pipe convenient to connect

Abstract

The utility model belongs to the technical field of corrugated pipes, and discloses a stainless steel metal corrugated pipe convenient to connect, which comprises a corrugated pipe main body, a connecting piece is arranged at one end of the corrugated pipe main body, and a reinforcing mechanism is arranged at one end of a connecting mechanism. According to the device, after the connecting piece and the corrugated pipe body are aligned and inserted, the connecting block is rotated, the connecting block extrudes a limiting groove formed in the outer portion of the connecting piece during rotation through the shape of the connecting block and fills the limiting groove, and then the corrugated pipe body and the connecting piece are connected through stress generated when the connecting block makes contact with the limiting groove; according to the connecting mode, when the corrugated pipe needs to be disassembled, the corrugated pipe body and the connecting piece can be rapidly separated only by reversely rotating the connecting block to enable the connecting block to be separated from the limiting groove, and therefore the purpose that the corrugated pipe can be conveniently and rapidly disassembled and assembled is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of bellows, specifically a stainless steel metal bellows convenient to connect. BACKGROUND

[0002] Bellows is a kind of pipeline with special structure, and its pipe wall is corrugated, so it has good flexibility and elasticity, this structure makes bellows can withstand certain pressure, displacement and vibration, widely used in various industrial, civil and military fields, stainless steel metal bellows is the bellows made of stainless steel material, with corrosion resistance, high strength, high temperature resistance and other characteristics, suitable for more severe working environment.

[0003] The existing connection mode of stainless steel metal bellows still has some deficiencies in some aspects, for example, the traditional connection mode is not stable enough, and is easy to loosen or leak in high-pressure or high-vibration environment, in addition, some connection modes may need complex installation steps or tools, which increases the installation cost and difficulty.

[0004] It is necessary to quickly and stably connect the bellows, and reduce the installation cost through the installation steps, and then improve the reliability and service life of the bellows connection. TECHNICAL SOLUTION

[0005] To solve the problems in the background art, the utility model provides a stainless steel metal bellows convenient to connect.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a stainless steel metal bellows convenient to connect, comprising a bellows body, a connecting piece is arranged at one end of the bellows body, a limiting groove is formed in the outer part of the connecting piece, a sealing ring is arranged in the inner part of the bellows body, a connecting mechanism is installed on the outer part of the bellows body, and a reinforcing mechanism is arranged at one end of the connecting mechanism.

[0007] The connecting mechanism comprises a connecting seat, a connecting block and a connecting groove, the connecting seat is fixed to the outer part of the bellows body, the connecting block is movably connected to the inner part of the connecting seat, and the connecting groove is formed in the outer part of the bellows body.

[0008] Preferably, the connecting seat is provided with two groups, the connecting seat is symmetrically distributed about the central axis of the bellows body, the outer wall of the connecting block is close to the inner wall of the connecting seat, the connecting block and the connecting seat are rotationally connected, and the connecting groove is provided with two groups, and the connecting groove is symmetrically distributed about the central axis of the bellows body.

[0009] Preferably, the reinforcing mechanism comprises an extension plate, a mounting groove and a reinforcing rod, the extension plate is fixed outside the connecting block, the outside of the extension plate is provided with the mounting groove, the inside of the mounting groove is movably connected with the reinforcing rod, the outside of the reinforcing rod is sleeved with the reset spring, the outside of the reinforcing rod is sleeved with the extrusion cylinder, and the outside of the reinforcing rod is provided with the nut.

[0010] Preferably, the mounting groove is provided with two groups, the mounting groove is symmetrically distributed about the central axis of the extension plate, the outer wall of the reinforcing rod is close to the inner wall of the mounting groove, and the reinforcing rod and the mounting groove are slidably connected.

[0011] Preferably, the reset spring is used for extruding the extrusion cylinder and making the extrusion cylinder keep the trend of moving towards the extension plate, the extrusion cylinder is provided with two groups, and the extrusion cylinder is symmetrically distributed about the central axis of the reinforcing rod.

[0012] Preferably, the inner wall of the extrusion cylinder is close to the outer wall of the reinforcing rod, the nut and the reinforcing rod are screw-connected, the nut is provided with two groups, and the nut is symmetrically distributed about the central axis of the reinforcing rod.

[0013] Preferably, the outside of the bellows body is provided with a plurality of groups of equidistant corrugations, the inner wall of the bellows body is close to the outer wall of the connecting piece, the bellows body and the connecting piece are slidably connected, the inner wall of the sealing ring is close to the inner wall of the bellows body, the sealing ring and the bellows body are slidably connected, and the inner diameter of the sealing ring is equal to the inner diameter of the sealing ring.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a connecting seat, connecting block, connecting groove and other structure's cooperation makes the device can be aligned with the connecting piece and the bellows body and is inserted, and the connecting block is rotated, and the connecting block extrudes the limiting slot filled in the outside of connecting piece and is filled in the limiting slot when rotating through the shape of itself, and then the stress generated when the connecting block and the limiting slot contact connects the bellows body and the connecting piece, and the sealing ring is arranged at the connecting portion and is sealed, and this kind of connecting mode only needs to rotate the connecting block reversely when needing to remove, so that the connecting block separates from the limiting slot, and the bellows body and the connecting piece can be separated quickly, so as to achieve the purpose of facilitating the quick disassembly of the bellows.

[0016] The utility model discloses a set up extension board, mounting groove, reinforcing rod etc. cooperation of structure, make the device can when needing to connect the bellows long -term, in order to reduce the stress loss produced when connecting block and limit slot contact, place two groups of extruding cylinders between upper and lower two groups of extension boards, and set up reset spring between two groups of extruding cylinders, then reinforcing rod is inserted between mounting groove, extruding cylinder and reset spring and carries out the penetration, finally two groups of nuts are tightened, thereby the position of two groups of connecting blocks is fixed, prevents the stress loss when long -time quick -connection, the position of two groups of connecting blocks can be extruded through reset spring, and through the cooperation of nut, make its position steady and keep the position when bellows main part and connecting piece connect, and then guarantee the effect of reinforcing. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the whole separate structure schematic diagram of the utility model;

[0019] Figure 3 It is the whole separate right -view structure schematic diagram of the utility model;

[0020] Figure 4 It is the whole cross section structure schematic diagram of the utility model;

[0021] Figure 5 It is the whole separate cross section structure schematic diagram of the utility model;

[0022] Figure 6 It is the reinforcing mechanism explosion structure schematic diagram of the utility model.

[0023] In the drawing: 1, bellows main part;2, connecting piece;3, limit slot;4, sealing ring;5, connecting mechanism;501, connecting seat;502, connecting block;503, connecting groove;6, reinforcing mechanism;601, extension board;602, mounting groove;603, reinforcing rod;604, reset spring;605, extruding cylinder;606, nut. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0025] As Figures 1 to 6The utility model provides a convenient to connect's stainless steel metal bellows, including bellows main part 1, the one end of bellows main part 1 is provided with connecting piece 2, the outside of connecting piece 2 is opened and is provided with limit slot 3, the inside of bellows main part 1 is provided with sealing ring 4, the outside of bellows main part 1 is installed with connecting mechanism 5, the one end of connecting mechanism 5 is provided with reinforcing mechanism 6, the outside of bellows main part 1 is provided with several groups of equal pitch's bellows, the inner wall of bellows main part 1 is close to the outer wall of connecting piece 2, bellows main part 1 and connecting piece 2 slidingly connect, the inner wall of sealing ring 4 is close to the inner wall of bellows main part 1, sealing ring 4 and bellows main part 1 slidingly connect, the inner diameter of sealing ring 4 is equal to the inner diameter of sealing ring 4.

[0026] As Figures 1 to 6 The utility model discloses a convenient to connect's stainless steel metal bellows, including bellows main part 1, the one end of bellows main part 1 is provided with connecting piece 2, the outside of connecting piece 2 is opened and is provided with limit slot 3, the inside of bellows main part 1 is provided with sealing ring 4, the outside of bellows main part 1 is installed with connecting mechanism 5, the one end of connecting mechanism 5 is provided with reinforcing mechanism 6, the outside of bellows main part 1 is provided with several groups of equal pitch's bellows, the inner wall of bellows main part 1 is close to the outer wall of connecting piece 2, bellows main part 1 and connecting piece 2 slidingly connect, the inner wall of sealing ring 4 is close to the inner wall of bellows main part 1, sealing ring 4 and bellows main part 1 slidingly connect, the inner diameter of sealing ring 4 is equal to the inner diameter of sealing ring 4.

[0027] The utility model discloses a convenient to connect's stainless steel metal bellows, including bellows main part 1, the one end of bellows main part 1 is provided with connecting piece 2, the outside of connecting piece 2 is opened and is provided with limit slot 3, the inside of bellows main part 1 is provided with sealing ring 4, the outside of bellows main part 1 is installed with connecting mechanism 5, the one end of connecting mechanism 5 is provided with reinforcing mechanism 6, the outside of bellows main part 1 is provided with several groups of equal pitch's bellows, the inner wall of bellows main part 1 is close to the outer wall of connecting piece 2, bellows main part 1 and connecting piece 2 slidingly connect, the inner wall of sealing ring 4 is close to the inner wall of bellows main part 1, sealing ring 4 and bellows main part 1 slidingly connect, the inner diameter of sealing ring 4 is equal to the inner diameter of sealing ring 4.

[0028] As Figures 1 to 6 The utility model discloses a convenient to connect's stainless steel metal bellows, including bellows main part 1, the one end of bellows main part 1 is provided with connecting piece 2, the outside of connecting piece 2 is opened and is provided with limit slot 3, the inside of bellows main part 1 is provided with sealing ring 4, the outside of bellows main part 1 is installed with connecting mechanism 5, the one end of connecting mechanism 5 is provided with reinforcing mechanism 6, the outside of bellows main part 1 is provided with several groups of equal pitch's bellows, the inner wall of bellows main part 1 is close to the outer wall of connecting piece 2, bellows main part 1 and connecting piece 2 slidingly connect, the inner wall of sealing ring 4 is close to the inner wall of bellows main part 1, sealing ring 4 and bellows main part 1 slidingly connect, the inner diameter of sealing ring 4 is equal to the inner diameter of sealing ring 4.

[0029] As Figures 1 to 6 The utility model discloses a convenient to connect's stainless steel metal bellows, including bellows main part 1, the one end of bellows main part 1 is provided with connecting piece 2, the outside of connecting piece 2 is opened and is provided with limit slot 3, the inside of bellows main part 1 is provided with sealing ring 4, the outside of bellows main part 1 is installed with connecting mechanism 5, the one end of connecting mechanism 5 is provided with reinforcing mechanism 6, the outside of bellows main part 1 is provided with several groups of equal pitch's bellows, the inner wall of bellows main part 1 is close to the outer wall of connecting piece 2, bellows main part 1 and connecting piece 2 slidingly connect, the inner wall of sealing ring 4 is close to the inner wall of bellows main part 1, sealing ring 4 and bellows main part 1 slidingly connect, the inner diameter of sealing ring 4 is equal to the inner diameter of sealing ring 4.

[0030] As shown in Figures 1 to 6 The outer part of the reinforcing rod 603 is provided with a nut 606, the inner wall of the extrusion cylinder 605 is close to the outer wall of the reinforcing rod 603, the nut 606 and the reinforcing rod 603 are screwed, the nut 606 is provided with two groups, and the nut 606 is symmetrically distributed about the central axis of the reinforcing rod 603.

[0031] By adopting the above scheme: the two groups of extrusion cylinders 605 are placed between the upper and lower two groups of extension plates 601, the reset spring 604 is arranged between the two groups of extrusion cylinders 605, the reinforcing rod 603 is inserted and penetrates between the mounting groove 602, the extrusion cylinder 605 and the reset spring 604, and finally the two groups of nuts 606 are tightened, so that the positions of the two groups of connecting blocks 502 are fixed, stress loss during long-time quick connection is prevented, the positions of the two groups of connecting blocks 502 can be extruded by the reset spring 604, and the positions are stably kept at the positions when the corrugated pipe body 1 and the connecting piece 2 are connected through cooperation of the nut 606.

[0032] The working principle and use process of the utility model are as follows: after the user aligns and inserts the connecting piece 2 and the corrugated pipe body 1, the connecting block 502 is rotated, so that the connecting block 502 extrudes and fills the limiting groove 3 opened outside the connecting piece 2 when rotating through the shape of the connecting block 502, then the corrugated pipe body 1 and the connecting piece 2 are connected through stress generated when the connecting block 502 contacts the limiting groove 3, and a sealing ring 4 is arranged at the connecting position for sealing, the connecting mode can quickly separate the corrugated pipe body 1 and the connecting piece 2 by only reversely rotating the connecting block 502 to make the connecting block 502 separate from the limiting groove 3 when the connecting mode needs to be removed, and when the corrugated pipe needs to be connected for a long time, in order to reduce the loss of stress generated by the contact of the connecting block 502 and the limiting groove 3, the two groups of extrusion cylinders 605 are placed between the upper and lower two groups of extension plates 601, the reset spring 604 is arranged between the two groups of extrusion cylinders 605, the reinforcing rod 603 is inserted and penetrates between the mounting groove 602, the extrusion cylinder 605 and the reset spring 604, and finally the two groups of nuts 606 are tightened, so that the positions of the two groups of connecting blocks 502 are fixed, stress loss during long-time quick connection is prevented, the positions of the two groups of connecting blocks 502 can be extruded by the reset spring 604, and the positions are stably kept at the positions when the corrugated pipe body 1 and the connecting piece 2 are connected through cooperation of the nut 606, and then the reinforcing effect is ensured.

[0033] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A stainless steel metal bellows for easy connection comprising a bellows body (1), characterized in that: One end of the bellows body (1) is provided with a connecting piece (2), the outer part of the connecting piece (2) is provided with a limiting groove (3), the inner part of the bellows body (1) is provided with a sealing ring (4), and the outer part of the bellows body (1) is provided with a connecting mechanism (5), one end of the connecting mechanism (5) is provided with a reinforcing mechanism (6). The connecting mechanism (5) comprises a connecting seat (501), a connecting block (502) and a connecting groove (503), the connecting seat (501) is fixed outside the bellows body (1), the connecting block (502) is movably connected inside the connecting seat (501), and the connecting groove (503) is formed outside the bellows body (1).

2. The easily connected stainless steel metal bellows of claim 1, wherein: The connecting seat (501) is provided with two groups, the connecting seat (501) is symmetrically distributed about the central axis of the bellows body (1), the outer wall of the connecting block (502) is close to the inner wall of the connecting seat (501), the connecting block (502) and the connecting seat (501) are rotationally connected, the connecting groove (503) is provided with two groups, and the connecting groove (503) is symmetrically distributed about the central axis of the bellows body (1).

3. The easily connected stainless steel metal bellows of claim 1, wherein: The reinforcing mechanism (6) comprises an extension plate (601), a mounting groove (602) and a reinforcing rod (603), the extension plate (601) is fixed outside the connecting block (502), the mounting groove (602) is formed outside the extension plate (601), the reinforcing rod (603) is movably connected inside the mounting groove (602), the outer part of the reinforcing rod (603) is sleeved with a reset spring (604), the outer part of the reinforcing rod (603) is sleeved with an extrusion cylinder (605), and the outer part of the reinforcing rod (603) is provided with a nut (606).

4. The easily connected stainless steel metal bellows of claim 3, wherein: The mounting groove (602) is provided with two groups, the mounting groove (602) is symmetrically distributed about the central axis of the extension plate (601), the outer wall of the reinforcing rod (603) is close to the inner wall of the mounting groove (602), and the reinforcing rod (603) and the mounting groove (602) are slidably connected.

5. The easily connected stainless steel metal bellows of claim 3, wherein: The reset spring (604) is used for extruding the extrusion cylinder (605) and making it keep a moving trend to the extension plate (601), and the extrusion cylinder (605) is provided with two groups and is symmetrically distributed about the central axis of the reinforcing rod (603).

6. The easily connected stainless steel metal bellows of claim 3, wherein: The inner wall of the extrusion cylinder (605) is close to the outer wall of the reinforcing rod (603), the nut (606) and the reinforcing rod (603) are screwedly connected, the nut (606) is provided with two groups and is symmetrically distributed about the central axis of the reinforcing rod (603).

7. The easily connected stainless steel metal bellows of claim 1, wherein: The outer part of the bellows body (1) is provided with a plurality of groups of equidistant corrugations, the inner wall of the bellows body (1) is close to the outer wall of the connecting piece (2), the bellows body (1) and the connecting piece (2) are slidably connected, the inner wall of the sealing ring (4) is close to the inner wall of the bellows body (1), the sealing ring (4) and the bellows body (1) are slidably connected, and the inner diameter of the sealing ring (4) is equal to the inner diameter of the sealing ring (4).

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