CN214889406U

CN214889406U - Novel composite galvanized pipe

Info

Publication number: CN214889406U
Application number: CN202120681839.1U
Authority: CN
Inventors: 刘电杰
Original assignee: Hebei Xinruiwanxiang Construction Equipment Manufacturing Co ltd
Current assignee: Jiaxing Juxin Hot Dip Galvanizing Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-26
Anticipated expiration: 2031-04-02

Abstract

The utility model belongs to the technical field of the galvanized pipe, a novel compound galvanized pipe is related to, wherein, including the galvanized pipe body, the inner wall one end fixedly connected with pad pipe of galvanized pipe body, the first connecting pipe of fixedly connected with on the inner wall of pad pipe. Its beneficial effect is, this novel compound galvanized pipe, setting through enhancement layer and corrosion resistant layer, the effect of strengthening has been played to the intensity of galvanized pipe body, prevent simultaneously that the inner wall of galvanized pipe body from producing the corrosion, setting through the heat preservation, heat preservation thermal-insulated effect has been played to the galvanized pipe, the effect of isolated air conditioning also plays simultaneously, it is great to prevent that this internal temperature of galvanized pipe and the external temperature difference in temperature from being great, lead to influencing the transport of this internal fluid of galvanized pipe, through the pad pipe, first connecting pipe, the combined action of second connecting pipe and annular through groove, can make and peg graft fixedly between two galvanized pipe bodies, strengthen the seal of pipe fitting junction simultaneously.

Description

Novel composite galvanized pipe

Technical Field

The utility model belongs to the technical field of the galvanized pipe, concretely relates to novel compound galvanized pipe.

Background

The galvanized steel pipe has wide application in building, machinery, fire fighting, electric power and expressway, and the galvanized steel pipe has hot dip galvanized or electric galvanized layer to raise the anticorrosive capacity of the steel pipe and prolong the service life. In the case of a galvanized pipe applied to the fields of chemical industry, petroleum and the like, a composite galvanized pipe is generally used in order to protect the galvanized pipe body, further improve the corrosion resistance of the inner wall of the pipe and prolong the service life of the pipe. For example, a new composite galvanized pipe (application No. 202020495190. X) disclosed in the chinese patent document, although the problem of separation between the plastic-lined pipe and the galvanized pipe body caused by sudden temperature drop of the fluid in the pipe is solved, the problem of corrosion easily occurring in the pipe is not solved, and the pipe body cannot be protected, and the pipes are connected with each other by welding, so that the pipes are troublesome to connect, and meanwhile, if a certain pipe is damaged, the pipe is not convenient to replace, therefore, a new composite galvanized pipe is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel compound galvanized pipe, it has solved intraductal easy corrosion, has not safeguard function and the inconvenient technical problem who connects.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel compound galvanized pipe, includes the galvanized pipe body, the inner wall one end fixedly connected with pad pipe of galvanized pipe body, fill up the first connecting pipe of fixedly connected with on the inner wall of pipe, four dovetail grooves have been seted up to the surface of first connecting pipe, four the dovetail groove personally submits the rhombus at the outward appearance of first connecting pipe and distributes, four the structure in the dovetail groove is the same, sliding connection has the trapezoidal piece in the dovetail groove, the bottom fixedly connected with spring of trapezoidal piece, the bottom fixed connection of spring is in the inner wall bottom of dovetail groove, the arc wall has been seted up at the top of trapezoidal piece, sliding connection has the ball in the arc wall, galvanized pipe body inner wall other end fixedly connected with second connecting pipe, the annular is led to the groove has been seted up to one side of second connecting pipe, the ring channel has been seted up on the inner wall that the annular led to the groove.

The galvanized pipe comprises a galvanized pipe body and is characterized in that a fixed pipe is fixedly connected to one end of the outer surface of the galvanized pipe body, a fixed ring is fixedly connected to the other end of the outer surface of the galvanized pipe body, a threaded cap is movably sleeved on the galvanized pipe body, one side of the inner wall of the threaded cap is in lap joint with one side of the fixed ring, a reinforcing layer is fixedly connected to the inner wall of the galvanized pipe body, a corrosion-resistant layer is fixedly connected to the inner wall of the reinforcing layer, a heat-insulating layer is fixedly connected to the outer surface of the galvanized pipe body, and a buffer layer is fixedly connected to the outer surface of the heat-insulating layer.

As a further aspect of the present invention: and the other side of the fixing ring is fixedly connected with a sealing ring.

As a further aspect of the present invention: the surface of fixed pipe is provided with the external screw thread, the pipe diameter of fixed pipe is the same with solid fixed ring's pipe diameter size.

As a further aspect of the present invention: and the outer surface of the buffer layer is fixedly connected with a wear-resistant layer.

As a further aspect of the present invention: the depth of the annular through groove is the same as the length of the first connecting pipe exposed outside.

As a further aspect of the present invention: the annular groove is arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this novel compound galvanized pipe through the setting on enhancement layer and corrosion-resistant layer, has played the effect of strengthening to the intensity of galvanized pipe body, prevents simultaneously that the inner wall of galvanized pipe body from producing the corrosion, through the setting of heat preservation, has played the thermal-insulated effect of heat preservation to the galvanized pipe, also plays the effect of isolated air conditioning simultaneously, prevents that this internal temperature of galvanized pipe is great with external temperature difference, leads to influencing the transport of this internal fluid of galvanized pipe.

2. This novel compound galvanized pipe, through the setting of buffer layer, can play the effect of protection to galvanized pipe body, through the pipe mattress, first connecting pipe, the combined action that second connecting pipe and annular led to the groove, can be so that peg graft fixedly between two galvanized pipe bodies, strengthen the seal of pipe fitting junction simultaneously, through the combined action of dovetail groove, trapezoidal piece, arc wall, ball, spring and ring channel, play fixed effect to first connecting pipe and second connecting pipe after pegging graft.

3. This novel compound galvanized pipe through the combined action of fixed pipe, solid fixed ring and screw cap, can fix the galvanized pipe body after connecting to accomplish the secondary fastening, and then improve the seal between two galvanized pipe bodies, also make things convenient for the later stage to carry out the split and change simultaneously, through the setting of sealing washer, improved the leakproofness of junction.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic three-dimensional structure of the present invention;

fig. 2 is a schematic structural view of a front view section of the present invention;

fig. 3 is a schematic view, partially in section, of the structure of fig. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of part A of FIG. 2 according to the present invention;

in the figure: 1. a galvanized pipe body; 2. a fixed tube; 3. a cushion pipe; 4. a first connecting pipe; 5. a trapezoidal groove; 6. a trapezoidal block; 7. an arc-shaped slot; 8. a ball bearing; 9. a spring; 10. a second connecting pipe; 11. an annular through groove; 12. an annular groove; 13. a fixing ring; 14. a seal ring; 15. a threaded cap; 16. a reinforcing layer; 17. a corrosion-resistant layer; 18. a heat-insulating layer; 19. a buffer layer; 20. and a wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a novel composite galvanized pipe comprises a galvanized pipe body 1, one end of the inner wall of the galvanized pipe body 1 is fixedly connected with a pad pipe 3, a first connecting pipe 4 is fixedly connected to the inner wall of the pad pipe 3, four trapezoidal grooves 5 are formed in the outer surface of the first connecting pipe 4, the four trapezoidal grooves 5 are distributed in a rhombus shape on the outer surface of the first connecting pipe 4, the structures in the four trapezoidal grooves 5 are the same, trapezoidal blocks 6 are connected in the trapezoidal grooves 5 in a sliding mode, springs 9 are fixedly connected to the bottoms of the trapezoidal blocks 6, the bottoms of the springs 9 are fixedly connected to the bottom of the inner wall of the trapezoidal grooves 5, arc-shaped grooves 7 are formed in the tops of the trapezoidal blocks 6, balls 8 are connected in the arc-shaped grooves 7 in a sliding mode, the first connecting pipe 4 and the second connecting pipe 10 which are spliced are fixed through the combined action of the trapezoidal grooves 5, the trapezoidal blocks 6, the arc-shaped grooves 7, the balls 8, the springs 9 and the second connecting pipe 10 are fixedly connected to the other end of the inner wall of the galvanized pipe body 1, the annular groove 11 that leads to has been seted up to one side of second connecting pipe 10, has seted up ring channel 12 on the inner wall that the annular led to the groove 11, leads to the combined action of groove 11 through filler pipe 3, first connecting pipe 4, second connecting pipe 10 and annular, can make to peg graft fixedly between two galvanized pipe bodies 1, strengthens the seal of pipe fitting junction simultaneously.

The galvanized pipe comprises a galvanized pipe body 1, a fixed pipe 2 is fixedly connected with one end of the outer surface of the galvanized pipe body 1, a fixed ring 13 is fixedly connected with the other end of the outer surface of the galvanized pipe body 1, a threaded cap 15 is movably sleeved on the galvanized pipe body 1, one side of the inner wall of the threaded cap 15 is in lap joint with one side of the fixed ring 13, the galvanized pipe body 1 after connection can be fixed through the combined action of the fixed pipe 2, the fixed ring 13 and the threaded cap 15, so that secondary fastening is completed, the airtightness between the two galvanized pipe bodies 1 is improved, later-stage disassembly and replacement are facilitated, a reinforcing layer 16 is fixedly connected on the inner wall of the galvanized pipe body 1, a corrosion-resistant layer 17 is fixedly connected on the inner wall of the reinforcing layer 16, through the arrangement of the reinforcing layer 16 and the corrosion-resistant layer 17, the strength of the galvanized pipe body 1 is enhanced, and meanwhile, the inner wall of the galvanized pipe body 1 is prevented from being rusted, outer fixed surface of galvanized pipe body 1 is connected with heat preservation 18, through the setting of heat preservation 18, heat preservation thermal-insulated effect has been played to the galvanized pipe, the effect of isolated air conditioning also plays simultaneously, it is great with external temperature difference to prevent that the temperature in the galvanized pipe body 1 from being great, lead to influencing the interior fluidic transport of galvanized pipe body 1, the outer fixed surface of heat preservation 18 is connected with buffer layer 19, through the setting of buffer layer 19, can play the effect of protection to galvanized pipe body 1.

Specifically, as shown in fig. 1, 2, and 3: the opposite side fixedly connected with sealing washer 14 of solid fixed ring 13 through the setting of sealing washer 14, has improved the leakproofness of junction, and the surface of fixed pipe 2 is provided with the external screw thread, and the pipe diameter of fixed pipe 2 is the same with the pipe diameter size of solid fixed ring 13, through this type of design, can strengthen the leakproofness of fixed pipe 2 and solid fixed ring 13 butt joint department.

Specifically, as shown in fig. 1, 2, and 3: the outer fixed surface of buffer layer 19 is connected with wearing layer 20, through the setting of wearing layer 19, improves galvanized pipe body 1's wear-resisting effect to promote galvanized pipe body 1's life, the degree of depth that the annular led to groove 11 is the same with the length that exposes at external first connecting pipe 4, and ring channel 12 is the arc design, through this type of design, makes things convenient for the joint of ball 8.

The utility model discloses a theory of operation does:

s1, when the galvanized pipe is used, the first connecting pipe 4 on one galvanized pipe body 1 is inserted into the annular through groove 11 of the second connecting pipe 10 on the other galvanized pipe body 1, when the ball 8 is in contact with the second connecting pipe 10, the ball 8 extrudes the trapezoidal block 6 to shrink, the trapezoidal block 6 extrudes the spring 9, the spring 9 shrinks, the ball 8 and the trapezoidal block 6 shrink into the trapezoidal groove 5, when the first connecting pipe 4 is completely inserted into the annular through groove 11, the ball 8 slides into the annular groove 12, the resilience force of the spring 9 pushes the trapezoidal block 6 to slide in the trapezoidal groove 5, and the ball 8 is clamped into the annular groove 12;

s2, rotating the threaded cap 15 to enable the threaded cap 15 to rotate along the fixed pipe 2, so that the joint is fastened, along with fastening, the fixed pipe 2 and the fixed ring 13 simultaneously extrude the sealing ring 14, the sealing ring 14 is extruded and then contracted, meanwhile, the resilience force of the sealing ring 14 respectively extrudes the fixed ring 13 and the fixed pipe 2 to two sides, so that sealing is formed between the fixed pipe 2 and the fixed ring 13, and after fastening and sealing are completed, the galvanized pipe body 1 can be used;

s3, when galvanized pipe body 1 received the collision, buffer layer 19 collapsed then kick-backs, cushions the shock attenuation to its collision power that receives to play the guard action to galvanized pipe body 1, prevent to make galvanized pipe body 1 impaired because of the collision, influence galvanized pipe body 1' S normal use.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a novel compound galvanized pipe, includes galvanized pipe body (1), its characterized in that: the galvanized pipe comprises a galvanized pipe body (1), a pad pipe (3) is fixedly connected to one end of the inner wall of the galvanized pipe body (1), a first connecting pipe (4) is fixedly connected to the inner wall of the pad pipe (3), four trapezoidal grooves (5) are formed in the outer surface of the first connecting pipe (4), the four trapezoidal grooves (5) are distributed in a diamond shape, the structures in the trapezoidal grooves (5) are the same, trapezoidal blocks (6) are connected in the trapezoidal grooves (5) in a sliding mode, springs (9) are fixedly connected to the bottoms of the trapezoidal grooves (5), arc grooves (7) are formed in the tops of the trapezoidal blocks (6), balls (8) are connected in the arc grooves (7) in a sliding mode, and second connecting pipes (10) are fixedly connected to the other end of the inner wall of the galvanized pipe body (1), an annular through groove (11) is formed in one side of the second connecting pipe (10), and an annular groove (12) is formed in the inner wall of the annular through groove (11);

the galvanized pipe comprises a galvanized pipe body (1), wherein a fixed pipe (2) is fixedly connected to one end of the outer surface of the galvanized pipe body (1), a fixed ring (13) is fixedly connected to the other end of the outer surface of the galvanized pipe body (1), a threaded cap (15) is movably sleeved on the galvanized pipe body (1), one side of the inner wall of the threaded cap (15) is in lap joint with one side of the fixed ring (13), a reinforced layer (16) is fixedly connected to the inner wall of the galvanized pipe body (1), a corrosion-resistant layer (17) is fixedly connected to the inner wall of the reinforced layer (16), a heat-insulating layer (18) is fixedly connected to the outer surface of the galvanized pipe body (1), and a buffer layer (19) is fixedly connected to the outer surface of the heat-insulating layer (18).

2. The novel composite galvanized pipe according to claim 1, characterized in that: and the other side of the fixing ring (13) is fixedly connected with a sealing ring (14).

3. The novel composite galvanized pipe according to claim 1, characterized in that: the outer surface of the fixed pipe (2) is provided with external threads, and the pipe diameter of the fixed pipe (2) is the same as that of the fixed ring (13).

4. The novel composite galvanized pipe according to claim 1, characterized in that: and the outer surface of the buffer layer (19) is fixedly connected with a wear-resistant layer (20).

5. The novel composite galvanized pipe according to claim 1, characterized in that: the depth of the annular through groove (11) is the same as the length of the first connecting pipe (4) exposed outside.

6. The novel composite galvanized pipe according to claim 1, characterized in that: the annular groove (12) is of arc-shaped design.