Socket structure of steel pipe flexible connector

Abstract

The utility model relates to the field of steel pipe connectors, and discloses a socket structure of a steel pipe flexible connector, which comprises a socket shell, a fastening shell is arranged on one side of the socket shell, and a quick fastening mechanism is arranged between the socket shell and the upper surface of the fastening shell. The socket shell and the fastening shell are mutually pressed, then the fastening shaft is rotated by rotating the cross knob, and while the fastening shaft is rotated, the limiting clamping groove of the fastening sleeve piece on the outer side of the fastening shaft is arranged on the outer side of the other fastening shaft in a sleeving mode, so that the socket shell and the fastening shell are prevented from being separated, and the fixing and sealing effects are achieved; the tight attachment between the socket shell and the fastening shell is ensured through the alternate arrangement and the fixing effect of the fastening sleeve pieces, on one hand, the sealing performance of the steel pipe connector is improved, on the other hand, the installation process of the steel pipe flexible connector is simple, convenient and rapid, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of steel pipe interfaces, in particular to a socket structure of a flexible steel pipe interface. Background Art

[0002] The socket structure of the steel pipe flexible interface usually refers to a component used at the steel pipe connection with good sealing and certain deformation ability to ensure the stability and safety of the pipeline system when it is subjected to changes in internal pressure and external loads.

[0003] Existing steel pipe socket structures require complex installation steps, such as using multiple screws or bolts for fixing. This fastening method may lead to uneven fastening of the interface part, causing local excessive or insufficient pressure, thereby causing medium leakage. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a socket structure for a flexible interface of a steel pipe, which solves the problem that the existing steel pipe socket structure requires complicated installation steps, such as using multiple screws or bolts for fixing. This fastening method may cause uneven fastening of the interface part, resulting in excessive or insufficient local pressure, thereby causing medium leakage.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a socket structure of a flexible interface of a steel pipe, comprising a socket shell, a fastening shell is provided on one side of the socket shell, a quick fastening mechanism is provided between the socket shell and the upper surface of the fastening shell, the quick fastening mechanism comprises a fastening gasket, a fixing rivet, a fastening shaft, a cross knob, a fastening sleeve, a limit slot and an anti-drop card, the number of the fastening gaskets is set to two, the two fastening gaskets are respectively arranged on the socket shell and the upper surface of the fastening shell, the middle of the two fastening gaskets are rotatably connected with a fastening shaft, the outer sides of the two fastening shafts are transmission-connected with two fastening sleeves, the fastening sleeves located on the outer sides of the two fastening shafts are alternately arranged in sequence, and a limit slot is provided on the lower surface of one end of the fastening sleeve.

[0006] Preferably, a cross knob is provided on the outer side of each of the two fastening gaskets, and the cross knob is transmission-connected to the fastening shaft.

[0007] Preferably, anti-dropout cards are fixedly connected to the left and right sides of the upper surface of the fastening gasket, and one end of the two anti-dropout cards away from the fastening gasket is arranged through the upper surface of the fastening sleeve.

[0008] Preferably, two fixing rivets are provided through the connection positions between the two fastening gaskets and the socket shell and the fastening shell.

[0009] Preferably, a flexible rubber ring is provided between the socket housing and the fixed housing, and two sealing pads are provided in the middle of the inner side of the flexible rubber ring.

[0010] Preferably, a hinge is provided at a connection position below the socket housing and the fixed housing, and the socket housing is hinged to the fixed housing via the hinge.

[0011] Preferably, the front and rear sides of the flexible rubber ring are fixedly connected to steel pipe protection tubes.

[0012] Beneficial effects

[0013] The utility model provides a socket structure for a flexible steel pipe interface. Compared with the prior art, it has the following advantages:

[0014] 1. In the utility model, through the quick fastening mechanism provided, the socket structure of the flexible steel pipe interface presses the socket shell and the fastening shell against each other during installation, and then the fastening shaft is rotated by rotating the cross knob. While the fastening shaft rotates, the limiting groove of the fastening sleeve on its outer side is sleeved on the outer side of the other fastening shaft to prevent the socket shell and the fastening shell from separating, thereby achieving the effect of fixing and sealing. The alternating arrangement and fixing effect of the fastening sleeve ensures a close fit between the socket shell and the fastening shell, which on the one hand increases the sealing performance of the steel pipe interface, and on the other hand makes the installation process of the flexible steel pipe interface simple and quick, thereby improving work efficiency.

[0015] 2. In the utility model, a flexible rubber ring is provided between the socket shell and the fastening shell, and two sealing gaskets are placed in the middle of the inner side of the flexible rubber ring. These sealing gaskets play a role in enhancing the sealing performance during the fastening process. When the socket shell and the fastening shell are pressed against each other, the fastening gasket will compress the flexible rubber ring and the sealing gasket, so that the sealing performance between the socket shell and the fastening shell is improved. The combination of the flexible rubber ring and the sealing gasket provides double sealing protection, effectively prevents medium leakage, and improves the sealing performance of the interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front side three-dimensional structural diagram of a socket structure of a steel pipe flexible interface proposed by the present invention;

[0017] Figure 2 This is a structural schematic diagram of a socket structure of a flexible steel pipe interface proposed by the present invention from an oblique upper perspective;

[0018] Figure 3 This is a schematic diagram of the internal structure of a socket structure of a steel pipe flexible interface proposed in the utility model;

[0019] Figure 4The utility model is a structural schematic diagram of a quick fastening mechanism in a socket structure of a flexible steel pipe interface.

[0020] Legend:

[0021] 1. Socket housing; 2. Quick fastening mechanism; 201. Fastening gasket; 202. Fixing rivet; 203. Fastening shaft; 204. Cross knob; 205. Fastening sleeve; 206. Limiting slot; 207. Anti-drop card; 3. Steel pipe protection tube; 4. Fastening housing; 5. Flexible rubber ring; 6. Sealing gasket; 7. Hinge. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figures 1-4 , the utility model provides two technical solutions, specifically including the following embodiments:

[0024] Example 1:

[0025] A socket structure for a flexible interface of a steel pipe, comprising a socket shell 1, a fastening shell 4 being provided on one side of the socket shell 1, a quick fastening mechanism 2 being provided between the socket shell 1 and the upper surface of the fastening shell 4, the quick fastening mechanism 2 comprising a fastening gasket 201, a fixing rivet 202, a fastening shaft 203, a cross knob 204, a fastening sleeve 205, a limit card slot 206 and an anti-drop card 207, the number of fastening gaskets 201 being set to two, the two fastening gaskets 201 being respectively provided on the socket shell 1 and the upper surface of the fastening shell 4, the middle of the two fastening gaskets 201 being rotatably connected with a fastening shaft 203, the outer sides of the two fastening shafts 203 being transmission-connected with two fastening sleeves 205, the fastening sleeves 205 located on the outer sides of the two fastening shafts 203 being alternately provided in sequence, and a limit card slot being provided on the lower surface of one end of the fastening sleeve 205 When the groove 206 is locked by the quick fastening mechanism 2, the limiting slot 206 at the lower end of the fastening sleeve 205 connected to the outside of one fastening shaft 203 is stuck on the outer surface of the other fastening shaft 203, limiting the free rotation of the other fastening shaft 203. A cross knob 204 is provided on the outside of the two fastening gaskets 201, and the cross knob 204 is connected to the fastening shaft 203. Anti-slip cards 207 are fixedly connected on the left and right sides of the upper surface of the fastening gasket 201. The two anti-slip cards 207 are arranged on the upper surface of the fastening sleeve 205 at one end away from the fastening gasket 201. Two fixing rivets 202 are provided at the connection positions of the two fastening gaskets 201 with the socket shell 1 and the fastening shell 4. The fixing rivets 202 are used to respectively install the two fastening gaskets 201 on the upper surfaces of the socket shell 1 and the fastening shell 4.

[0026] During operation, when the socket structure of the steel pipe flexible interface is installed, the socket shell 1 and the fastening shell 4 are pressed against each other, and then the fastening shaft 203 is rotated by rotating the cross knob 204. While the fastening shaft 203 is rotating, the limiting slot 206 of the fastening sleeve 205 on its outside is sleeved on the outside of the other fastening shaft 203 to prevent the socket shell 1 and the fastening shell 4 from separating, thereby achieving the effect of fixing and sealing. During the rotation of the fastening sleeve 205, the anti-slip card 207 passes through the fastening sleeve 205. The alternating setting and fixing effect of the fastening sleeve 205 ensure the close fit between the socket shell 1 and the fastening shell 4, which on the one hand increases the sealing performance of the steel pipe interface, and on the other hand makes the installation process of the steel pipe flexible interface simple and quick, thereby improving work efficiency.

[0027] Example 2:

[0028] On the basis of Example 1, a flexible rubber ring 5 is provided between the socket shell 1 and the fixed shell, and two sealing gaskets 6 are provided in the middle of the inner side of the flexible rubber ring 5. When the quick fastening mechanism 2 is operated, the fastening gasket 201 will compress the flexible rubber ring 5 and the sealing gasket 6, so that the sealing performance between the socket shell 1 and the fastening shell 4 is improved. The combination of the flexible rubber ring 5 and the sealing gasket 6 provides double sealing protection, effectively prevents medium leakage, and improves the sealing performance of the interface. A hinge 7 is provided at the connection position below the socket shell 1 and the fixed shell. The socket shell 1 is hinged to the fixed shell through the hinge 7. The front and rear sides of the flexible rubber ring 5 are fixedly connected to the steel pipe protection tube 3. The steel pipe protection tube 3 is provided on the outside of the steel pipe interface to cover and protect the steel pipe interface.

[0029] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the application should be included in the scope of protection of the present application.

Claims

1. A socket structure for a flexible steel pipe interface, comprising a socket housing (1), characterized in that: A fastening shell (4) is provided on one side of the socket shell (1), and a quick fastening mechanism (2) is provided between the upper surfaces of the socket shell (1) and the fastening shell (4), wherein the quick fastening mechanism (2) comprises a fastening gasket (201), a fixing rivet (202), a fastening shaft (203), a cross knob (204), a fastening sleeve (205), a limiting slot (206) and an anti-drop card (207), and the number of the fastening gaskets (201) is set to two, and the two fastening gaskets (201) are provided to prevent the fastening gaskets from falling off. The fastening gaskets (201) are respectively arranged on the upper surfaces of the socket housing (1) and the fastening housing (4); a fastening shaft (203) is rotatably connected between the two fastening gaskets (201); two fastening sleeves (205) are transmission-connected to the outsides of the two fastening shafts (203); the fastening sleeves (205) located outside the two fastening shafts (203) are alternately arranged in sequence; and a limiting slot (206) is provided on the lower surface of one end of the fastening sleeve (205).

2. The socket structure of a flexible steel pipe interface according to claim 1, characterized in that: A cross knob (204) is provided on the outside of each of the two fastening washers (201), and the cross knob (204) is transmission-connected to the fastening shaft (203).

3. The socket structure of a flexible steel pipe joint according to claim 1, characterized in that: Anti-dropout cards (207) are fixedly connected to the left and right sides of the upper surface of the fastening gasket (201), and one end of the two anti-dropout cards (207) away from the fastening gasket (201) is arranged through the upper surface of the fastening sleeve (205).

4. The socket structure of a flexible steel pipe joint according to claim 1, characterized in that: Two fixing rivets (202) are provided through the connection positions between the two fastening gaskets (201) and the socket housing (1) and the fastening housing (4).

5. The socket structure of a flexible steel pipe joint according to claim 1, characterized in that: A flexible rubber ring (5) is provided between the socket housing (1) and the fixed housing, and two sealing pads (6) are provided in the middle of the inner side of the flexible rubber ring (5).

6. The socket structure of a flexible steel pipe joint according to claim 1, characterized in that: A hinge (7) is provided at a connection position below the socket housing (1) and the fixed housing, and the socket housing (1) is hinged to the fixed housing via the hinge (7).

7. The socket structure of a flexible steel pipe joint according to claim 5, characterized in that: The front and rear sides of the flexible rubber ring (5) are both fixedly connected to a steel pipe protection tube (3).

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