Stainless steel braided hose convenient to install

Abstract

The stainless steel braided hose convenient to install comprises a hose body and outer hexagon nuts arranged at the two ends of the hose body in a rotating mode, two sets of guide grooves are symmetrically formed in the side faces of the outer hexagon nuts, penetrating openings are formed in the upper ends of the guide grooves, and telescopic assisting assemblies are arranged in the guide grooves in a sliding mode. The telescopic power assisting assembly comprises a force applying plate, an elastic piece and a positioning pin, the lower end of the force applying plate is inserted into the guide groove in a penetrating mode, the upper end of the force applying plate penetrates through the penetrating opening, an embedded opening is formed in the surface of the force applying plate, the elastic piece is obliquely arranged in the embedded opening, and a plurality of sets of positioning holes are evenly formed in the surface of the elastic piece. The telescopic power-assisted assembly is arranged on the outer hexagon nut, when the two ends of the hose need to be installed in a narrow space, a worker can stretch out the telescopic power-assisted assembly, and then the outer hexagon nut can be driven to rotate by applying force to the telescopic power-assisted assembly according to the lever principle. And the purpose of quick installation and butt joint can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of stainless steel braided hoses, in particular to a stainless steel braided hose which is easy to install. Background Art

[0002] Stainless steel braided hose is a flexible pipe made of stainless steel wire, commonly used to transport liquids, gases, solid particles and other media. Its structure mainly includes inner tube, braided layer and outer sheath. Both ends of the stainless steel braided hose are usually equipped with external hexagonal nuts for docking and installation with other pipes.

[0003] However, the existing stainless steel braided hose has the following problems during installation: when the hexagonal nuts at both ends of the stainless steel braided hose need to be threadedly connected to other pipes, it is often necessary to use tools to screw and fix the hexagonal nuts. However, in actual operation, the stainless steel braided hose sometimes needs to be installed in a narrow space, and the installation tool is difficult to put in, which easily leads to the stainless steel braided hose being loosely installed. Therefore, it is necessary to design corresponding technical solutions to solve the existing technical problems. Utility Model Content

[0004] The utility model aims to provide a stainless steel braided hose that is easy to install, which solves the technical problem that when the external hexagonal nuts at both ends of the stainless steel braided hose need to be threadedly connected to other pipes, it is often necessary to use tools to screw and fix the external hexagonal nuts. However, in the actual operation process, the stainless steel braided hose sometimes needs to be installed in a narrow space, and the installation tool is difficult to insert, which easily leads to the stainless steel braided hose being installed loosely, which causes a technical problem.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stainless steel braided hose that is easy to install, comprising a hose body and external hexagonal nuts rotatably arranged at both ends of the hose body, the side surfaces of the external hexagonal nut being symmetrically provided with two groups of guide grooves, the upper ends of the guide grooves being formed with a through-opening, a telescopic power-assisting assembly being slidably arranged in the guide grooves, the telescopic power-assisting assembly comprising a force-applying plate, a spring sheet and a positioning pin, the lower end of the force-applying plate being inserted into the guide groove and the upper end passing through the through-opening, an embedded opening being provided on the surface of the force-applying plate, the spring sheet being obliquely arranged in the embedded opening, a plurality of groups of positioning holes being evenly provided on the surface of the spring sheet, the positioning pin being inserted into the external hexagonal nut and used in conjunction with the positioning holes, a stretching sealing ring being installed at the front end of the external hexagonal nut, the telescopic sealing ring comprising a ring body one, a ring body two and a stretching tube, the ring body one being fixed on the external hexagonal nut and the outer end being connected to the ring body two through the stretching tube.

[0006] As a preferred embodiment of the present invention, the length of the force-applying plate is equal to two-thirds of the length of the side of the external hexagonal nut, and the force-applying plate is made of stainless steel.

[0007] As a preferred embodiment of the present invention, the spring piece is made of elastic metal material, the upper end of the spring piece is fixedly connected to the inner wall of the embedded opening and the lower end is a free end, and a floating groove is formed between the spring piece and the embedded opening.

[0008] As a preferred embodiment of the present invention, the stretch tube is made of rubber material and has a plurality of groups of annular extrusion grooves formed on its surface, and the plurality of groups of annular extrusion grooves are distributed in a stacked manner.

[0009] As a preferred embodiment of the present invention, the second ring body is in an annular structure and is coated with waterproof glue on the inner side.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. This solution improves the structure of the stainless steel braided hose, and is equipped with a telescopic power-assisting assembly on the external hexagonal nut. When it is necessary to install both ends of the hose in a narrow space, the staff can extend the telescopic power-assisting assembly, and then apply force to the telescopic power-assisting assembly using the principle of a lever to drive the external hexagonal nut to rotate, thereby achieving the purpose of rapid installation and docking.

[0012] 2. This solution is equipped with a stretch-type sealing ring on the external hexagonal nut, which can improve the sealing of the pipeline connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the overall structure diagram of the utility model;

[0014] Figure 2 This is a structural diagram of the external hexagonal nut described in the utility model;

[0015] Figure 3 This is a structural diagram of the force application plate of the utility model;

[0016] Figure 4 This is a structural diagram of the telescopic sealing ring described in the utility model.

[0017] In the figure: 1. Hose body; 2. External hexagonal nut; 3. Guide groove; 4. Through-hole; 5. Force plate; 6. Spring piece; 7. Positioning pin; 8. Embedded opening; 9. Positioning hole; 10. Stretch-type sealing ring; 11. Ring body 1; 12. Ring body 2; 13. Stretch tube; 14. Floating groove; 15. Annular extrusion groove. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-4 The utility model provides a technical solution: a stainless steel braided hose that is easy to install, comprising a hose body 1 and an outer hexagonal nut 2 rotatably arranged at both ends of the hose body 1, two groups of guide grooves 3 are symmetrically opened on the side of the outer hexagonal nut 2, a through-hole 4 is formed at the upper end of the guide groove 3, a telescopic power-assisting assembly is slidably arranged in the guide groove 3, the telescopic power-assisting assembly comprises a force plate 5, a spring piece 6 and a positioning pin 7, the lower end of the force plate 5 is inserted in the guide groove 3 and the upper end passes through the through-hole 4, an embedded opening 8 is opened on the surface of the force plate 5, the spring piece 6 is arranged in the embedded opening 8 in an inclined shape, and a plurality of groups of positioning holes 9 are evenly opened on the surface of the spring piece 6, the positioning pin 7 is inserted in the outer hexagonal nut 2 and used in conjunction with the positioning hole 9, a stretching sealing ring 10 is installed at the front end of the outer hexagonal nut 2, the telescopic sealing ring comprises a ring body 11, a ring body 2 12 and a stretching tube 13, the ring body 11 is fixed on the outer hexagonal nut 2 and the outer end is connected to the ring body 2 12 through the stretching tube 13.

[0020] Further improvement, such as Figure 2 As shown: the length of the force plate 5 is equal to two-thirds of the length of the side of the external hexagonal nut 2, and the force plate 5 is made of stainless steel.

[0021] Further improvement, such as Figure 3 As shown: the spring piece 6 is made of elastic metal material, the upper end of the spring piece 6 is fixedly connected to the inner wall of the embedded opening 8 and the lower end is a free end, a floating groove 14 is formed between the spring piece 6 and the embedded opening 8, and the positioning hole 9 on the spring piece 6 cooperates with the positioning pin 7 to achieve the purpose of limiting the force plate 5.

[0022] Further improvement, such as Figure 4 As shown, the stretch tube 13 is made of rubber material and has a plurality of groups of annular extrusion grooves 15 formed on the surface. The plurality of groups of annular extrusion grooves 15 are distributed in a stacked manner. This design facilitates length stretching adjustment according to actual use needs.

[0023] Specifically, the ring body 12 is annular and coated with waterproof glue on the inside, so that the ring body 12 can be adhered to the outer wall of the pipe by glue, thereby achieving the purpose of sealing.

[0024] During use: When the stainless steel braided hose needs to be installed in a narrow space, the staff can connect the external hexagonal nuts 2 at both ends of the stainless steel braided hose with other pipes, and then press the spring piece 6 with their fingers and push the force plate 5 outward to make the force plate 5 extend from the through-hole 4. After the adjustment is completed, the pressure on the spring piece 6 is abandoned. Under the action of the elastic force, the spring piece 6 floats and the lower end of the positioning bolt 7 is inserted into the corresponding positioning hole, thereby achieving the purpose of positioning and fixing the force plate 5. Then the staff can apply force to the two groups of force plates 5 and rotate the external hexagonal nuts 2 to achieve the purpose of connecting the pipes. After the fixation is completed, the staff pulls the ring body 12 outward and embeds it on other pipes, and adheres the ring body 12 to the outer wall of the pipe with glue, thereby achieving the purpose of sealing.

[0025] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0027] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. Easy-to-install stainless steel braided hose, featuring: The invention comprises a hose body (1) and an external hexagonal nut (2) rotatably arranged at both ends of the hose body (1); the side surface of the external hexagonal nut (2) is symmetrically provided with two groups of guide grooves (3); the upper end of the guide groove (3) is formed with a through-opening (4); a telescopic power-assisting assembly is slidably arranged in the guide groove (3); the telescopic power-assisting assembly comprises a force-applying plate (5), a spring sheet (6) and a positioning pin (7); the lower end of the force-applying plate (5) is inserted into the guide groove (3) and the upper end passes through the through-opening (4); the surface of the force-applying plate (5) is provided with an embedded opening (8 ), the spring sheet (6) is arranged in an inclined shape in the inner embedding opening (8), a plurality of groups of positioning holes (9) are evenly opened on the surface of the spring sheet (6), the positioning pin (7) is inserted into the outer hexagonal nut (2) and used in conjunction with the positioning hole (9), a stretchable sealing ring (10) is installed at the front end of the outer hexagonal nut (2), and the telescopic sealing ring includes a ring body 1 (11), a ring body 2 (12) and a stretch tube (13), the ring body 1 (11) is fixed on the outer hexagonal nut (2) and the outer end is connected to the ring body 2 (12) through the stretch tube (13).

2. The stainless steel braided hose that is easy to install according to claim 1 is characterized in that: The length of the force applying plate (5) is equal to two-thirds of the length of the side of the external hexagonal nut (2), and the force applying plate (5) is made of stainless steel.

3. The stainless steel braided hose that is easy to install according to claim 1 is characterized in that: The spring sheet (6) is made of elastic metal material, the upper end of the spring sheet (6) is fixedly connected to the inner wall of the embedded opening (8) and the lower end is a free end, and a floating groove (14) is formed between the spring sheet (6) and the embedded opening (8).

4. The stainless steel braided hose that is easy to install according to claim 1 is characterized in that: The stretch tube (13) is made of rubber material and has a plurality of groups of annular extrusion grooves (15) formed on its surface, wherein the plurality of groups of annular extrusion grooves (15) are distributed in a stacked manner.

5. The stainless steel braided hose that is easy to install according to claim 1 is characterized in that: The second ring body (12) is annular in structure and is coated with waterproof glue on the inner side.

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