CN220851218U - Anti-corrosion structure of steel-plastic adapter - Google Patents

Abstract

The utility model discloses an anti-corrosion structure of a steel-plastic adapter, which comprises a pipeline connecting structure used for connecting and corrosion prevention, wherein one side of the pipeline connecting structure is provided with a limiting structure for limiting the connection of parts of the pipeline connecting structure, the pipeline connecting structure comprises a steel pipe with a hollow structure, a plurality of clamping grooves which are convenient to be matched and connected are formed in the periphery of the steel pipe, the front end of the steel pipe is provided with a conical opening end, the conical opening end is matched and connected with a PE pipe through a boss, one end of the PE pipe is also provided with a clamping block which is matched and connected, a return port is formed in the PE pipe, the limiting structure comprises another conversion pipe which is also internally provided with a control structure, a plurality of connecting blocks are arranged on the periphery of the surface of the other conversion pipe, and limiting grooves which are convenient for the matched and connected with limiting rods are formed in the connecting blocks.

Description

Anti-corrosion structure of steel-plastic adapter

Technical Field

The utility model relates to the technical field of steel-plastic adapter connectors, in particular to an anti-corrosion structure of a steel-plastic adapter connector.

Background

In the field of pipelines such as fuel gas and the like, relevant national engineering regulations provide that plastic pipelines can only be buried for use and are not allowed to directly enter the tail end of the pipeline, namely, the indoor space of a user, so that when the plastic pipeline enters the house from a courtyard pipe, polyethylene (PE) steel-plastic conversion pipe fittings are usually required, the corrosion resistance of the Polyethylene (PE) pipeline is very outstanding, the designed service life of the Polyethylene (PE) pipeline can be as long as 50 years, the corrosion resistance of a steel pipe section of the matched steel-plastic conversion pipe fittings can not meet the requirements of the Polyethylene (PE) pipe, and the steel-plastic conversion pipe fittings are mostly buried in the moist ground or are exposed in the air, therefore, the corrosion resistance requirement of the common steel-plastic conversion pipe fittings is very high, and a layer of nylon or epoxy resin is usually sprayed on the outer part of the steel pipe section, so that the corrosion resistance layer is easy to fall off in the processes of storage, installation, collision and later use, and the corrosion resistance effect and service life are not ideal.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, and provides a steel-plastic conversion joint anti-corrosion structure, so as to solve the problems that the common steel-plastic conversion pipe fitting which is proposed to pass through in the prior art is usually coated with a layer of anti-corrosion material such as nylon or epoxy resin on the outer part of a steel pipe section, and the anti-corrosion material is easy to suffer from factors such as collision and the like in the processes of storage, installation and later use, and has unsatisfactory anti-corrosion effect and service life.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-corrosion structure of the steel-plastic adapter comprises a pipeline connecting structure used for connecting and preventing corrosion, wherein one side of the pipeline connecting structure is provided with a limiting structure for limiting connection of parts of the pipeline connecting structure;

The pipeline connection structure comprises a steel pipe with a hollow structure inside, a plurality of clamping grooves which are convenient to connect in a matched mode are formed in the periphery of the steel pipe, and a conical opening end is formed in the front end of the steel pipe.

Through adopting above-mentioned technical scheme, thereby through the toper mouth end that sets up play supporting spacing connection effect.

Preferably, the conical port end is connected with the PE pipe in a matched mode through the boss, a clamping block in matched connection is arranged at one end of the PE pipe, and a return port is arranged in the PE pipe.

Through adopting above-mentioned technical scheme, thereby through the return port that sets up play parcel connection effect.

Preferably, the limiting structure comprises another conversion pipe with a control structure in the same inner part, a plurality of connecting blocks are arranged on the periphery of the surface of the conversion pipe, and limiting grooves which are convenient for supporting connection of the limiting rods are formed in the connecting blocks.

Through adopting above-mentioned technical scheme, thereby set up and install the setting effect through the connecting block that sets up.

Preferably, the holding rods which are convenient for operators to lift manually are arranged on two sides of the limiting rod, and the holding rods are connected in a matched mode through the limiting grooves.

Through adopting above-mentioned technical scheme, the spacing effect of connection is played equally through the spacing groove that sets up.

Preferably, 6 clamping grooves are formed, and the clamping grooves are arranged in an annular array mode relative to the steel pipe.

Through adopting above-mentioned technical scheme, thereby through the draw-in groove that sets up, play alignment supporting connection effect.

Preferably, the whole shape of the limiting rod is provided with an opening structure, and two holding rods are symmetrically arranged on the single limiting rod.

Through adopting above-mentioned technical scheme, thereby make things convenient for gag lever post to mention the separation effect fast through the holding rod that sets up.

Compared with the prior art, the utility model has the beneficial effects that: the anti-corrosion structure of the steel-plastic adapter,

(1) The present case is by setting up: the pipeline connecting structure solves the problems that the common steel-plastic conversion pipe fitting is usually coated with a layer of anti-corrosion material such as nylon or epoxy resin and the like only on the outer part of a steel pipe section, and is easy to suffer from factors such as collision and the like in the processes of storage, installation and later use, and the anti-corrosion layer is easy to fall off;

(2) Through the limit structure who sets up to solve the condition that prevents that the PE pipe from appearing the displacement and breaking away from, set up a plurality of connecting blocks altogether through converting pipe in addition, after two pipe installations finish, at PE pipe surface equidistance installation with the number connecting block, make the gag lever post pass through the spacing groove and connect spacingly to the connecting block, play the connection spacing effect to PE pipe and converting pipe in addition equally, thereby utilize limit structure to prevent that the PE pipe from appearing breaking away from, shifting, guarantee sealed effect.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic view of the structure of the steel pipe, the clamping groove and the conical mouth end of the utility model;

FIG. 3 is a schematic view of PE pipe, boss, latch and return port structure according to the present utility model;

FIG. 4 is a schematic view of another switching tube, connecting block and stop lever according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.

In the figure: 1. pipeline connection structure, 101, steel pipe, 102, draw-in groove, 103, toper mouth end, 104, PE pipe, 105, boss, 106, fixture block, 107, return port, 2, limit structure, 201, another conversion pipe, 202, connecting block, 203, limit groove, 204, gag lever post, 205, holding rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a steel-plastic adapter anticorrosion structure, as shown in fig. 1, fig. 2 and fig. 3, including the pipeline connection structure 1 as connecting anticorrosion, pipeline connection structure 1 is including the inside steel pipe 101 that is hollow structure, a plurality of draw-in grooves 102 that make things convenient for supporting connection have been seted up around the steel pipe 101, 6 have been seted up to draw-in groove 102, and draw-in groove 102 is annular array mode setting about the steel pipe 101, when 6 have been seted up through above-mentioned spare part, the practicality of above-mentioned spare part was seted up is embodied like this, axial symmetry and the whole aesthetic property effect that above-mentioned spare part was seted up still are embodied, and draw-in groove 102 is annular array mode setting about the steel pipe 101 like this, effectually make steel pipe 101 all around and PE pipe 104 play quick alignment connection effect all around, the steel pipe 101 front end is equipped with toper mouth end 103, wherein, toper mouth end 103 and steel pipe 101 end junction have 1-2 cm diameter difference, so not only make things convenient for the installation setting up of toper mouth end 103 still to guarantee that whole after the installation is whole pleasing to the eye to be in same diameter state.

Above-mentioned scheme is further, toper mouth end 103 is connected with PE pipe 104 is supporting through boss 105, and PE pipe one end is equipped with supporting fixture block 106 of being connected equally, PE pipe 104 is inside to be equipped with back port 107, wherein, single PE pipe 104 is inside to be provided with two and returns port 107, utilize the tight toper mouth end 103 of back port 107 cover of symmetry setting, when preventing long-time use, PE pipe 104 shrink leads to the condition of the naked corruption of steel pipe 101, the number that fixture block 106 set up is matchd the installation setting with the draw-in groove 102 number simultaneously, thereby utilize fixture block 106 that the symmetry set up to make the above-mentioned two play quick supporting connection installation setting effect.

In the above scheme, when the steel pipe 101 and the PE pipe 104 need to be connected, the tapered mouth end 103 is connected with the boss 105 in a matching manner, and when the clamping block 106 is connected with the clamping groove 102 in a matching manner, the steel pipe 101 and the PE pipe 104 are connected in a matching manner.

As shown in fig. 4 and fig. 5, a limiting structure 2 for limiting the connection of the components of the pipeline connection structure 1 is arranged on one side of the pipeline connection structure 1, the limiting structure 2 comprises another conversion pipe 201 with a control structure in the same internal part, a plurality of connecting blocks 202 are arranged around the surface of the conversion pipe 201, and limiting grooves 203 which are convenient for the supporting connection of limiting rods 204 are arranged on the connecting blocks 202, wherein 6 groups of 12 connecting blocks 202 are arranged on the outer wall surfaces of the conversion pipe 201 and the PE pipe 104 respectively, the connecting blocks 202 symmetrically arranged are utilized to achieve the effect of limiting the connection of the two, the limiting grooves 203 are in a tadpole shape, and the supporting connection and the connecting effect of the limiting rods 204 and holding rods 205 are respectively realized by the limiting grooves 203 in a tadpole structure.

The above-mentioned scheme is further, the gag lever post 204 both sides are equipped with the holding rod 205 that makes things convenient for the operator to manually mention, and holding rod 205 passes through spacing groove 203 supporting connection, and gag lever post 204 overall shape is the seting up structure, and single gag lever post 204 symmetry is provided with two holding rods 205, when being seting up the structure setting through above-mentioned spare part overall shape, like this effectually play supporting connection spacing effect to spacing groove 203 on two connecting blocks 202, and single gag lever post 204 symmetry is provided with two holding rods 205, so not only embody the symmetry that two holding rods 205 set up, still embody the practicality that two holding rods 205 set up and make things convenient for the operator to manually mention the operability effect.

In the above scheme, when the conversion pipe 201 is connected with the PE pipe 104 in a matching manner, the limiting rod 204 is used to carry out limiting connection with the limiting grooves 203 on the two connecting blocks 202, and when the limiting rod 204 is connected with the connecting blocks 202 in a matching manner, the two are installed.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a steel plastic crossover sub anticorrosion structure, is including connecting anticorrosive pipeline connection structure (1), its characterized in that: one side of the pipeline connecting structure (1) is provided with a limiting structure (2) for limiting the connection of parts of the pipeline connecting structure (1);

The pipeline connecting structure (1) comprises a steel pipe (101) with a hollow structure, a plurality of clamping grooves (102) which are convenient to be matched and connected are formed in the periphery of the steel pipe (101), and a conical opening end (103) is formed in the front end of the steel pipe (101).

2. The steel-plastic adapter corrosion prevention structure according to claim 1, wherein: the conical port end (103) is connected with the PE pipe (104) in a matched mode through the boss (105), a clamping block (106) in matched connection is arranged at one end of the PE pipe, and a return port (107) is arranged in the PE pipe (104).

3. The steel-plastic adapter corrosion prevention structure according to claim 1, wherein: the limiting structure (2) comprises another conversion pipe (201) with a control structure in the same internal part, a plurality of connecting blocks (202) are arranged on the periphery of the surface of the conversion pipe (201), and limiting grooves (203) which are convenient for supporting connection of limiting rods (204) are formed in the connecting blocks (202).

4. A steel-plastic adapter corrosion prevention structure according to claim 3, wherein: two sides of the limiting rod (204) are provided with holding rods (205) which are convenient for operators to lift manually, and the holding rods (205) are connected in a matched mode through limiting grooves (203).

5. The steel-plastic adapter corrosion prevention structure according to claim 1, wherein: 6 clamping grooves (102) are formed, and the clamping grooves (102) are arranged in an annular array mode relative to the steel pipe (101).

6. A steel-plastic adapter corrosion prevention structure according to claim 3, wherein: the whole shape of the limiting rod (204) is provided with an opening structure, and two holding rods (205) are symmetrically arranged on the single limiting rod (204).