Composite steel pipe convenient to install

Abstract

The utility model discloses a composite steel pipe convenient to install, which comprises an installation unit comprising two fixing rings, connecting pipes are symmetrically arranged on the inner walls of the fixing rings in a sliding mode, an installation ring is fixedly connected to the outer side of the right end of each connecting pipe, a plurality of sliding grooves are formed in the fixing rings, and sliding blocks are connected to the inner walls of the sliding grooves in a sliding mode. The second handle is pulled to drive the sliding block, the sliding block drives the plug pin and the spring to be compressed, then the connecting pipe is inserted into the steel pipe body until the mounting ring and the fixing ring are attached to each other, and then the connecting pipe is inserted into the steel pipe body. The first handle is pulled upwards to drive the rectangular block to enable the inserting rod to move upwards, then the second handle is loosened, the spring rebounds, the plug pin is inserted into the inserting groove in the mounting ring, then the first handle is pulled, the inserting rod is inserted into the inserting hole to limit the plug pin, operation is easy, the steel pipe body is convenient to maintain and repair, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipelines, in particular to a composite steel pipe which is easy to install. Background Art

[0002] Composite steel pipe is also called steel-plastic composite pipe. The product is based on seamless steel pipe and welded steel pipe. The inner wall is coated with high adhesion, anti-corrosion, food-grade hygienic polyethylene powder coating or epoxy resin coating. It is made of pre-treatment, preheating, internal coating, leveling and post-treatment processes to form a galvanized plastic-coated composite steel pipe for water supply.

[0003] During the installation process of existing composite steel pipes, welding or fixing screws are mostly used for matching connection, which means that when workers need to perform daily maintenance and repairs on the composite steel pipes, they need to use professional tools to remove the screws in order to perform maintenance and repairs on the composite steel pipes. The operation is cumbersome, which is not conducive to the daily maintenance and repair of the pipelines, and reduces the practicality of the device. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the existing composite steel pipe which is easy to install, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a composite steel pipe that is easy to install, in order to solve the problem that "during daily maintenance and repair of the composite steel pipe, professional tools are needed to remove the screws in order to maintain and repair the composite steel pipe, which is cumbersome to operate, not conducive to the daily maintenance and repair of the pipeline, and reduces the practicality of the device."

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a composite steel pipe that is easy to install, comprising:

[0008] The main unit includes a steel pipe body;

[0009] The mounting unit comprises two fixing rings, which are both symmetrically fixedly connected to the steel pipe body; a connecting pipe is symmetrically and slidably provided on the inner wall of the fixing ring; a mounting ring is fixedly connected to the outer side of the right end of the connecting pipe; a plurality of sliding grooves are provided on the fixing ring; a plurality of sliding blocks are slidably connected to the inner walls of the sliding grooves; a spring is fixedly connected between the inner wall of the sliding groove and the sliding block; a latch is fixedly connected to the outer side of the sliding block; the latch is slidably inserted into the fixing ring; a slot cooperating with the latch is provided on the mounting ring; a limiting component for limiting the latch is provided on the mounting ring; and a protective component is provided on the steel pipe body.

[0010] As a preferred solution of the composite steel pipe that is easy to install described in the utility model, the limiting component includes a plurality of rectangular blocks, a plurality of rectangular grooves are opened on the mounting ring, the plurality of rectangular blocks are respectively slidably connected to the inner walls of the plurality of rectangular grooves, an insertion rod is fixedly connected to the lower end of the rectangular block, and a socket that cooperates with the insertion rod is opened on the latch.

[0011] As a preferred solution of the composite steel pipe that is easy to install described in the utility model, wherein: the first magnet is symmetrically fixedly connected to the rectangular block, and the second magnet is fixedly connected to the inner wall of the rectangular groove.

[0012] As a preferred solution of the composite steel pipe that is easy to install described in the utility model, a first handle is fixedly connected to the outer side of the rectangular block, a second handle is fixedly connected to the outer side of the sliding block, and anti-slip grooves are provided on the first handle and the second handle.

[0013] As a preferred solution of a composite steel pipe that is easy to install as described in the utility model, the protective component includes two first arc-shaped plates, the two first arc-shaped plates are symmetrically arranged on the outside of the steel pipe body, the rear end of the first arc-shaped plate is rotatably connected to the second arc-shaped plate, and a plurality of protective strips are fixedly connected between two adjacent first arc-shaped plates and two adjacent second arc-shaped plates, the front end of the first arc-shaped plate is threadedly connected with a bolt, and the second arc-shaped plate is provided with a threaded hole that cooperates with the bolt.

[0014] As a preferred solution of the composite steel pipe that is easy to install described in the utility model, wherein: the inner sides of the first arc plate and the second arc plate are fixedly connected with protective pads, and the protective pads are made of rubber material.

[0015] Beneficial effects of the utility model:

[0016] Pull the second handle to drive the sliding block, so that the sliding block drives the pin to move inward, the spring is compressed, and then the connecting pipe is inserted into the inner wall of the steel pipe body until the mounting ring and the fixing ring fit each other. Then, pull the first handle upward, the first handle drives the rectangular block, so that the rectangular block drives the insertion rod to move upward, and then release the second handle to drive the sliding block, the spring rebounds, and under the elastic force of the spring, the sliding block drives the pin to be inserted into the slot on the mounting ring. Then, pull the first handle downward to drive the rectangular block, so that the rectangular block drives the insertion rod to insert into the socket on the pin to restrict the pin, thereby completing the installation of the steel pipe body. The operation is simple, and it is convenient for daily maintenance and repair of the steel pipe body, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 This is a schematic diagram of the overall front structure of a composite steel pipe that is easy to install proposed by the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of a front cross-sectional structure;

[0020] Figure 3 for Figure 1 A schematic diagram of the cross-sectional structure of the fixing ring and the mounting ring;

[0021] Figure 4 for Figure 1 A magnified schematic diagram of point A;

[0022] Figure 5 for Figure 1 Schematic diagram of the restriction component structure;

[0023] Figure 6 for Figure 1 Schematic diagram of the protective component and protective pad structure.

[0024] In the figure: 100, main unit; 101, steel pipe body; 200, mounting unit; 201, fixing ring; 202, connecting pipe; 203, mounting ring; 204, sliding groove; 205, sliding block; 206, spring; 207, latch; 208, slot; 209, limiting assembly; 209a, rectangular block; 209b, rectangular groove; 209c, plug rod; 209d, socket; 210, first magnet; 211, second magnet; 212, first handle; 213, second handle; 214, protective assembly; 214a, first arc plate; 214b, second arc plate; 214c, protective strip; 214d, bolt; 215, protective pad. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0027] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0028] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0029] Reference Figure 1 -6. The utility model provides a composite steel pipe that is easy to install, including:

[0030] The main unit 100 includes a steel pipe body 101;

[0031] The installation unit 200 includes two fixing rings 201, which are symmetrically fixedly connected to the steel pipe body 101. The inner wall of the fixing ring 201 is symmetrically and slidably provided with a connecting pipe 202, and the outer side of the right end of the connecting pipe 202 is fixedly connected with a mounting ring 203. The fixing ring 201 is provided with a plurality of sliding grooves 204, and the inner walls of the plurality of sliding grooves 204 are slidably connected with sliding blocks 205. A spring 206 is fixedly connected between the inner wall of the sliding groove 204 and the sliding block 205. A latch 207 is fixedly connected to the outer side of the sliding block 205, and the latch 207 is slidably inserted into the fixing ring 201. The mounting ring 203 is provided with a slot 208 that cooperates with the latch 207. The mounting ring 203 is provided with a limiting component 209 for limiting the latch 207, and the steel pipe body 101 is provided with a protective component 214.

[0032] Among them, the limiting component 209 includes a plurality of rectangular blocks 209a, a plurality of rectangular grooves 209b are provided on the mounting ring 203, and the plurality of rectangular blocks 209a are respectively slidably connected to the inner walls of the plurality of rectangular grooves 209b, and a plug rod 209c is fixedly connected to the lower end of the rectangular block 209a, and a socket 209d cooperating with the plug rod 209c is provided on the latch 207. The plug rod 209c is driven by the rectangular block 209a to limit the latch 207, thereby improving the stability of the device.

[0033] Furthermore, the rectangular block 209a is symmetrically fixedly connected with a first magnet 210 , and the inner wall of the rectangular groove 209b is fixedly connected with a second magnet 211 , so that the insertion rod 209c can be restricted by the mutual attraction between the first magnet 210 and the second magnet 211 .

[0034] Furthermore, a first handle 212 is fixedly connected to the outer side of the rectangular block 209a, and a second handle 213 is fixedly connected to the outer side of the sliding block 205. Anti-slip grooves are provided on the first handle 212 and the second handle 213. The anti-slip grooves can increase the friction between the first handle 212, the second handle 213 and the staff's hands to avoid hand slippage.

[0035] Furthermore, the protective component 214 includes two first curved plates 214a, and the two first curved plates 214a are symmetrically arranged on the outside of the steel pipe body 101. The rear end of the first curved plate 214a is rotatably connected to the second curved plate 214b, and a plurality of protective strips 214c are respectively fixedly connected between the two adjacent first curved plates 214a and the two adjacent second curved plates 214b. The front end of the first curved plate 214a is threadedly connected to a bolt 214d, and the second curved plate 214b is provided with a threaded hole that cooperates with the bolt 214d. The bolt 214d facilitates the fixing of the first curved plate 214a and the second curved plate 214b, and the protective strip 214c can play a protective role on the surface of the steel pipe body 101.

[0036] Furthermore, a protective pad 215 is fixedly connected to the inner side of the first curved plate 214a and the second curved plate 214b. The protective pad 215 is made of rubber material. The protective pad 215 can protect the steel pipe body 101 to avoid friction and damage to the surface of the steel pipe body 101 when installing the first curved plate 214a and the second curved plate 214b.

[0037] During use, the second handle 213 is pulled, and the second handle 213 drives the sliding block 205, so that the sliding block 205 drives the latch 207 to move inward, and the spring 206 is compressed. Then, the connecting pipe 202 is inserted into the inner wall of the steel pipe body 101 until the mounting ring 203 and the fixing ring 201 fit each other. Then, the first handle 212 is pulled upward, and the first handle 212 drives the rectangular block 209a, so that the rectangular block 209a drives the insertion rod 209c to move upward, and then the second handle 213 is released, so that the second handle 213 drives the sliding block 205, and the spring 206 rebounds. Under the elastic force of the spring 206, the sliding block 205 drives the latch 207 to be inserted into the slot 208 on the mounting ring 203, and then, the first handle 212 is pulled downward, and the first handle 212 drives the rectangular block 209a, so that the rectangular block 209a drives the insertion rod 209c to be inserted into the insertion hole 209d on the latch 207 to restrict the latch 207, and the insertion rod 209c can be restricted by the mutual attraction between the first magnet 210 and the second magnet 211, and the protective pad 215 can protect the steel pipe body 101 to avoid friction and damage to the surface of the steel pipe body 101 when installing the first curved plate 214a and the second curved plate 214b.

[0038] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A composite steel pipe that is easy to install, characterized in that: include: The main unit (100) comprises a steel pipe body (101); The mounting unit (200) comprises two fixing rings (201), the two fixing rings (201) are symmetrically fixedly connected to the steel pipe body (101), the inner wall of the fixing ring (201) is symmetrically slidably provided with a connecting pipe (202), the outer side of the right end of the connecting pipe (202) is fixedly connected with a mounting ring (203), the fixing ring (201) is provided with a plurality of sliding grooves (204), the inner walls of the plurality of sliding grooves (204) are slidably connected with sliding blocks (205), and the sliding grooves (20 4) A spring (206) is fixedly connected between the inner wall and the sliding block (205), a latch (207) is fixedly connected to the outer side of the sliding block (205), the latch (207) is slidably inserted into the fixing ring (201), a slot (208) cooperating with the latch (207) is provided on the mounting ring (203), a limiting component (209) for limiting the latch (207) is provided on the mounting ring (203), and a protective component (214) is provided on the steel pipe body (101).

2. The composite steel pipe that is easy to install according to claim 1, characterized in that: The limiting assembly (209) comprises a plurality of rectangular blocks (209a), a plurality of rectangular grooves (209b) are provided on the mounting ring (203), the plurality of rectangular blocks (209a) are respectively slidably connected to the inner walls of the plurality of rectangular grooves (209b), a plug rod (209c) is fixedly connected to the lower end of the rectangular block (209a), and a plug hole (209d) cooperating with the plug rod (209c) is provided on the latch (207).

3. The composite steel pipe that is easy to install according to claim 2, characterized in that: A first magnet (210) is symmetrically fixedly connected to the rectangular block (209a), and a second magnet (211) is fixedly connected to the inner wall of the rectangular groove (209b).

4. The composite steel pipe that is easy to install according to claim 3 is characterized in that: The outer side of the rectangular block (209a) is fixedly connected to a first handle (212), the outer side of the sliding block (205) is fixedly connected to a second handle (213), and both the first handle (212) and the second handle (213) are provided with anti-slip grooves.

5. The composite steel pipe that is easy to install according to claim 4, characterized in that: The protection component (214) includes two first arc plates (214a), and the two first arc plates (214a) are symmetrically arranged on the outside of the steel pipe body (101); the rear end of the first arc plate (214a) is rotatably connected to the second arc plate (214b); a plurality of protection strips (214c) are respectively fixedly connected between two adjacent first arc plates (214a) and two adjacent second arc plates (214b); the front end of the first arc plate (214a) is threadedly connected to a bolt (214d); and the second arc plate (214b) is provided with a threaded hole that cooperates with the bolt (214d).

6. The composite steel pipe that is easy to install according to claim 5, characterized in that: A protective pad (215) is fixedly connected to the inner sides of the first arc-shaped plate (214a) and the second arc-shaped plate (214b), and the protective pad (215) is made of rubber material.

Images