CN216112571U - Composite galvanized pipe capable of preventing lining pipe from being separated from galvanized pipe - Google Patents
Composite galvanized pipe capable of preventing lining pipe from being separated from galvanized pipe Download PDFInfo
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- CN216112571U CN216112571U CN202122158081.6U CN202122158081U CN216112571U CN 216112571 U CN216112571 U CN 216112571U CN 202122158081 U CN202122158081 U CN 202122158081U CN 216112571 U CN216112571 U CN 216112571U
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- galvanized pipe
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Abstract
The utility model discloses a composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe, which comprises a galvanized pipe body, wherein a lining plastic pipe fitting is arranged in the galvanized pipe body, lining pipe positioning devices are symmetrically arranged on the upper side and the lower side of the galvanized pipe body, each lining pipe positioning device comprises a threaded hole formed in the galvanized pipe body, a threaded rod penetrates through the threaded hole, one end, located in the galvanized pipe body, of the threaded rod is connected with an arc-shaped pressing plate through a bearing, side fixing plates are arranged on the two sides, located in the arc-shaped pressing plate, of the galvanized pipe body, guide grooves are formed in the inner sides of the side fixing plates, and guide blocks matched with the guide grooves are arranged on the two sides of the arc-shaped pressing plate, so that the beneficial effects are achieved: such device simple structure, convenient to use can effectual inside lining mould the pipe fitting and press from both sides tightly fixed, and effectively prevents to receive the influence of shrinkage effect, leads to the inside lining to mould the problem that pipe and galvanized pipe body break away from, has increased galvanized pipe's life.
Description
Technical Field
The utility model relates to the technical field of galvanized pipes, in particular to a composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe.
Background
Hot-dip galvanized pipe is a pipe in which molten metal reacts with an iron substrate to produce an alloy layer, thereby bonding both the substrate and the coating. The hot dip galvanizing is to pickle the steel pipe, to remove iron oxide on the surface of the steel pipe, and then to wash the steel pipe in an ammonium chloride or zinc chloride aqueous solution or a mixed aqueous solution of ammonium chloride and zinc chloride, and then to send the steel pipe into a hot dip galvanizing bath. The hot galvanizing has the advantages of uniform plating, strong adhesive force, long service life and the like. The hot dip galvanized steel pipe matrix and the molten plating solution have complex physical and chemical reactions to form a corrosion-resistant zinc-iron alloy layer with a compact structure. The alloy layer, the pure zinc layer and the steel pipe base body are integrated, so the corrosion resistance is strong, and the hot dip galvanized steel pipe has wide application in buildings, machinery, fire fighting, electric power and expressway.
The galvanized pipe is applied to the fields of chemical engineering, petroleum and the like, in order to protect the galvanized pipe body and further improve the corrosion resistance and the service life of the inner wall of the pipe, a composite galvanized pipe is generally used, a layer of inner lining plastic pipe is additionally arranged on the inner wall of part of the composite galvanized pipe, and the inner lining plastic pipe can be attached to the inner wall of the galvanized pipe body in a sealant coating mode. However, when the temperature of the fluid in the pipe suddenly changes, especially when the temperature suddenly decreases, the plastic-lined pipe can be separated from the galvanized pipe body due to the cold contraction effect, so that the galvanized pipe cannot stably and smoothly convey the fluid, and the service life of the galvanized pipe is shortened.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the related art, the utility model provides a composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe, so as to overcome the technical problems in the prior related art.
The technical scheme of the utility model is realized as follows:
a composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe comprises a galvanized pipe body, wherein a feed inlet and a discharge outlet are respectively arranged at two ends of the galvanized pipe body, a lining plastic pipe fitting is arranged in the galvanized pipe body and consists of a lining plastic pipe I and a lining plastic pipe II, one ends of the lining plastic pipe I and the lining plastic pipe II are integrally communicated with a conical connecting sleeve, limiting blocks are symmetrically arranged on the upper layer and the lower layer of the inner wall of the galvanized pipe body, lining pipe positioning devices are symmetrically arranged on the upper side and the lower side of the galvanized pipe body and comprise threaded holes formed in the galvanized pipe body, threaded rods penetrate through the threaded holes, one ends of the threaded rods in the galvanized pipe body are connected with arc-shaped pressing plates through bearings, side fixing plates are arranged on two sides of the arc-shaped pressing plates in the galvanized pipe body, the inner side of the side fixing plate is provided with a guide groove, and guide blocks matched with the guide groove are arranged on two sides of the arc-shaped pressing plate.
Furthermore, an arc elastic plate is arranged at the bottom of the arc pressing plate, and a rotating block is arranged outside the galvanized pipe body at the top end of the threaded rod.
Furthermore, both ends of the galvanized pipe body are provided with sliding grooves, and the outer side of the conical connecting sleeve is provided with a sliding block matched with the sliding grooves.
Furthermore, one end of the lining plastic pipe I is provided with a butt joint groove, and one end of the lining plastic pipe II is provided with a butt joint ring.
Furthermore, an inner anti-corrosion coating film is arranged in the first plastic lining pipe and the second plastic lining pipe.
Furthermore, the inside lining is moulded the pipe one and is located the one end of feed inlet with the inside lining is moulded the pipe two and is located the one end of discharge gate all is equipped with the graticule mesh.
The utility model provides a composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe, which has the following beneficial effects:
(1) the utility model discloses a galvanized pipe body, including galvanized pipe body, the inside lining is moulded to the inside lining, the both ends through at the galvanized pipe body are equipped with feed inlet and discharge gate respectively, this internal inside lining of being equipped with of galvanized pipe moulds the pipe fitting and moulds two to constitute jointly with the inside lining by the inside lining, the inside lining is moulded pipe one and the equal integrative intercommunication of one end that pipe two were moulded to the inside lining and is had the toper adapter sleeve, two-layer equal symmetry is equipped with the stopper about the inner wall of galvanized pipe body, the equal symmetry in upper and lower both sides of galvanized pipe body is equipped with inside lining pipe positioner, such device simple structure, high durability and convenient use, can mould the pipe fitting by effectual inside lining and press from both sides tightly fixed, and effectively prevent to receive the influence of shrinkage effect, lead to the inside lining to mould the problem that pipe and galvanized pipe body break away from, the life of galvanized pipe has been increased.
(2) The bottom of arc clamp plate is equipped with the arc elastic plate, the top of threaded rod is located galvanized pipe body is equipped with the turning block outward, utilizes the arc elastic plate to increase the stability when fixed, prevents that it from receiving fluid impact and rocking.
(3) The two ends of the galvanized pipe body are provided with sliding grooves, and the outer side of the conical connecting sleeve is provided with a sliding block matched with the sliding grooves, so that the conical connecting sleeve is convenient to position and install.
(4) The butt joint groove is formed in one end of the first lining plastic pipe, the butt joint ring is arranged at one end of the second lining plastic pipe, butt joint of the first lining plastic pipe and the second lining plastic pipe is facilitated, and leakage is prevented.
(5) And the inner anti-corrosion coating films are arranged in the first plastic lining pipe and the second plastic lining pipe, so that the anti-corrosion performance of the inner wall of the first plastic lining pipe and the inner wall of the second plastic lining pipe are improved.
(6) The first lining plastic pipe is located at one end of the feeding hole and the second lining plastic pipe is located at one end of the discharging hole, a grid mesh is arranged at one end of the discharging hole, a filtering effect can be achieved on fluid, and pipeline blockage is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a front view of a composite galvanized pipe that prevents the detachment of a liner pipe from the galvanized pipe according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a composite galvanized pipe capable of preventing the detachment of a liner pipe from the galvanized pipe according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a liner pipe positioning device in a composite galvanized pipe capable of preventing the liner pipe from being detached from the galvanized pipe according to an embodiment of the utility model;
fig. 4 is a schematic structural diagram of a plastic-lined pipe fitting in a composite galvanized pipe capable of preventing the liner pipe from being detached from the galvanized pipe according to an embodiment of the utility model.
In the figure:
1. a galvanized pipe body; 2. a feed inlet; 3. a discharge port; 4. lining a plastic pipe fitting; 5. lining a plastic pipe I; 6. a second plastic pipe is lined; 7. a conical connecting sleeve; 8. a limiting block; 9. a liner tube positioning device; 10. a threaded hole; 11. a threaded rod; 12. a bearing; 13. an arc-shaped pressing plate; 14. an arc-shaped elastic plate; 15. a side fixing plate; 16. a guide groove; 17. a guide block; 18. rotating the block; 19. a chute; 20. a slider; 21. a docking ring; 22. a butt joint groove; 23. coating an inner anticorrosion film; 24. and (4) grid forming.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
The utility model is further described with reference to the following drawings and detailed description:
the first embodiment is as follows:
referring to fig. 1-4, a composite galvanized pipe capable of preventing a lining pipe from separating from a galvanized pipe according to an embodiment of the present invention includes a galvanized pipe body 1, a feeding port 2 and a discharging port 3 are respectively disposed at two ends of the galvanized pipe body 1, a lining plastic pipe 4 is disposed in the galvanized pipe body 1, the lining plastic pipe 4 is composed of a lining plastic pipe one 5 and a lining plastic pipe two 6, one end of the lining plastic pipe one 5 and one end of the lining plastic pipe two 6 are integrally communicated with a tapered connecting sleeve 7, two layers of the inner wall of the galvanized pipe body 1 are symmetrically provided with limiting blocks 8, lining pipe positioning devices 9 are symmetrically disposed at the upper and lower sides of the galvanized pipe body 1, each lining pipe positioning device 9 includes a threaded hole 10 disposed on the galvanized pipe body 1, a threaded rod 11 penetrates through the threaded hole 10, one end of the threaded rod 11 located in the galvanized pipe body 1 is connected with an arc-shaped pressing plate 13 through a bearing 12, side fixing plates 15 are arranged on two sides of the arc-shaped pressing plate 13 in the galvanized pipe body 1, guide grooves 16 are formed in the inner sides of the side fixing plates 15, and guide blocks 17 matched with the guide grooves 16 are arranged on two sides of the arc-shaped pressing plate 13.
According to the scheme of the utility model, a feeding hole 2 and a discharging hole 3 are respectively arranged at two ends of a galvanized pipe body 1, a lining plastic pipe fitting 4 is arranged in the galvanized pipe body 1, the lining plastic pipe fitting 4 is composed of a lining plastic pipe I5 and a lining plastic pipe II 6, one end of the lining plastic pipe I5 and one end of the lining plastic pipe II 6 are uniformly communicated with a conical connecting sleeve 7, the upper layer and the lower layer of the inner wall of the galvanized pipe body 1 are symmetrically provided with limiting blocks 8, the upper side and the lower side of the galvanized pipe body 1 are symmetrically provided with lining pipe positioning devices 9, the lining pipe positioning devices 9 comprise threaded holes 10 arranged on the galvanized pipe body 1, threaded rods 11 penetrate through the threaded holes 10, one end of the threaded rods 11 in the galvanized pipe body 1 is connected with an arc-shaped pressing plate 13 through a bearing 12, side fixing plates 15 are arranged at two sides of the arc-shaped pressing plate 13 in the galvanized pipe body 1, the inner side of the side fixing plate 15 is provided with a guide groove 16, two sides of the arc-shaped pressing plate 13 are provided with guide blocks 17 matched with the guide groove 16, when the device is used, firstly, a lining plastic pipe I5 and a lining plastic pipe II 6 are respectively put into the galvanized pipe body 1 from the feed inlet 2 and the discharge outlet 3, the bearing 12 at the bottom end of the threaded rod 11 is matched with the arc-shaped pressing plate 13 by utilizing the action of the conical connecting sleeve 7 and the limiting block 8 in the galvanized pipe body 1 to limit the lining plastic pipe I5 and the lining plastic pipe II 6, meanwhile, the lining plastic pipe positioning device 9 and the threaded rod 11 are rotated by utilizing the action of the threaded hole 10, the guide block 17 is matched with the guide groove 16 to enable the arc-shaped pressing plate 13 to descend to clamp the lining plastic pipe fitting 4, the device has simple structure and convenient use, and can effectively clamp and fix the lining plastic pipe fitting 4, and effectively prevent to receive the influence of shrinkage effect, lead to the inside lining to mould the problem that pipe and galvanized pipe body break away from, increased galvanized pipe's life.
Example two:
as shown in fig. 3, a feed inlet 2 and a discharge outlet 3 are respectively arranged at two ends of a galvanized pipe body 1, a plastic-lined pipe fitting 4 is arranged in the galvanized pipe body 1, the plastic-lined pipe fitting 4 is composed of a plastic-lined pipe I5 and a plastic-lined pipe II 6, one end of the plastic-lined pipe I5 and one end of the plastic-lined pipe II 6 are uniformly communicated with a conical connecting sleeve 7, the upper layer and the lower layer of the inner wall of the galvanized pipe body 1 are symmetrically provided with limit blocks 8, the upper side and the lower side of the galvanized pipe body 1 are symmetrically provided with liner pipe positioning devices 9, the liner pipe positioning devices 9 comprise threaded holes 10 arranged on the galvanized pipe body 1, threaded rods 11 penetrate through the threaded holes 10, one end of the threaded rods 11 in the galvanized pipe body 1 is connected with an arc-shaped pressing plate 13 through bearings 12, side fixing plates 15 are arranged at two sides of the arc-shaped pressing plate 13 in the galvanized pipe body 1, a guide groove 16 is formed in the inner side of the side fixing plate 15, guide blocks 17 matched with the guide groove 16 are arranged on two sides of the arc-shaped pressing plate 13, an arc-shaped elastic plate 14 is arranged at the bottom of the arc-shaped pressing plate 13, a rotating block 18 is arranged at the top end of the threaded rod 11 outside the galvanized pipe body 1, and the arc-shaped elastic plate 14 is used for enhancing the stability of fixing and timing and preventing the galvanized pipe body from shaking due to fluid impact;
example three:
as shown in fig. 2, a feed inlet 2 and a discharge outlet 3 are respectively arranged at two ends of a galvanized pipe body 1, a plastic-lined pipe fitting 4 is arranged in the galvanized pipe body 1, the plastic-lined pipe fitting 4 is composed of a plastic-lined pipe I5 and a plastic-lined pipe II 6, one end of the plastic-lined pipe I5 and one end of the plastic-lined pipe II 6 are uniformly communicated with a conical connecting sleeve 7, the upper layer and the lower layer of the inner wall of the galvanized pipe body 1 are symmetrically provided with limit blocks 8, the upper side and the lower side of the galvanized pipe body 1 are symmetrically provided with liner pipe positioning devices 9, each liner pipe positioning device 9 comprises a threaded hole 10 arranged on the galvanized pipe body 1, a threaded rod 11 penetrates through the threaded hole 10, one end of the threaded rod 11 in the galvanized pipe body 1 is connected with an arc-shaped pressing plate 13 through a bearing 12, side fixing plates 15 are arranged at two sides of the arc-shaped pressing plate 13 in the galvanized pipe body 1, the inner side of the side fixing plate 15 is provided with a guide groove 16, two sides of the arc-shaped pressing plate 13 are provided with guide blocks 17 matched with the guide groove 16, one end of the lining plastic pipe I5 is provided with a butt joint groove 22, one end of the lining plastic pipe II 6 is provided with a butt joint ring 21, butt joint of the lining plastic pipe I5 and the lining plastic pipe II 6 is facilitated, and leakage is prevented;
example four:
as shown in fig. 2, a feed inlet 2 and a discharge outlet 3 are respectively arranged at two ends of a galvanized pipe body 1, a plastic-lined pipe fitting 4 is arranged in the galvanized pipe body 1, the plastic-lined pipe fitting 4 is composed of a plastic-lined pipe I5 and a plastic-lined pipe II 6, one end of the plastic-lined pipe I5 and one end of the plastic-lined pipe II 6 are uniformly communicated with a conical connecting sleeve 7, the upper layer and the lower layer of the inner wall of the galvanized pipe body 1 are symmetrically provided with limit blocks 8, the upper side and the lower side of the galvanized pipe body 1 are symmetrically provided with liner pipe positioning devices 9, each liner pipe positioning device 9 comprises a threaded hole 10 arranged on the galvanized pipe body 1, a threaded rod 11 penetrates through the threaded hole 10, one end of the threaded rod 11 in the galvanized pipe body 1 is connected with an arc-shaped pressing plate 13 through a bearing 12, side fixing plates 15 are arranged at two sides of the arc-shaped pressing plate 13 in the galvanized pipe body 1, the inboard of side fixed plate 15 is equipped with guide way 16, the both sides of arc clamp plate 13 be equipped with guide way 16 assorted guide block 17, the inside lining is moulded tub one 5 and is located the one end of feed inlet 2 with the inside lining is moulded tub two 6 and is located the one end of discharge gate 3 all is equipped with graticule mesh 24, can play filterable effect to the fluid, prevents the pipe blockage.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, when in use, firstly, the lining plastic pipe I5 and the lining plastic pipe II 6 are respectively put into the galvanized pipe body 1 from the feeding port 2 and the discharging port 3, and the function of the conical connecting sleeve 7 is utilized to be matched with the limiting block 8 in the galvanized pipe body 1, the first lining plastic pipe 5 and the second lining plastic pipe 6 are limited, simultaneously, the lining pipe positioning device 9 and the threaded rod 11 are rotated, the bearing 12 at the bottom end of the threaded rod 11 is matched with the arc-shaped pressing plate 13 under the action of the threaded hole 10, and the guide block 17 is matched with the guide groove 16 to ensure that the arc-shaped pressing plate 13 descends to clamp the lining plastic pipe fitting 4, can effectual inside lining mould pipe fitting 4 press from both sides tightly fixedly, and effectively prevent to receive the influence of shrinkage effect, lead to the inside lining to mould the problem that pipe and galvanized pipe body break away from, increase galvanized pipe's life.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A composite galvanized pipe capable of preventing a lining pipe from being separated from a galvanized pipe comprises a galvanized pipe body (1) and is characterized in that a feeding hole (2) and a discharging hole (3) are respectively formed in two ends of the galvanized pipe body (1), a lining plastic pipe fitting (4) is arranged in the galvanized pipe body (1), the lining plastic pipe fitting (4) is composed of a lining plastic pipe I (5) and a lining plastic pipe II (6), one end of the lining plastic pipe I (5) and one end of the lining plastic pipe II (6) are integrally communicated with a conical connecting sleeve (7), limiting blocks (8) are symmetrically arranged on the upper layer and the lower layer of the inner wall of the galvanized pipe body (1), lining pipe positioning devices (9) are symmetrically arranged on the upper side and the lower side of the galvanized pipe body (1), and the lining pipe positioning devices (9) comprise threaded holes (10) formed in the galvanized pipe body (1), threaded rod (11) penetrate through threaded hole (10), one end of threaded rod (11) in galvanized pipe body (1) is connected with arc-shaped pressing plate (13) through bearing (12), both sides of arc-shaped pressing plate (13) in galvanized pipe body (1) are provided with side fixing plate (15), the inner side of side fixing plate (15) is provided with guide groove (16), and both sides of arc-shaped pressing plate (13) are provided with guide block (17) matched with guide groove (16).
2. The composite galvanized pipe capable of preventing the lining pipe from being separated from the galvanized pipe according to claim 1, characterized in that an arc-shaped elastic plate (14) is arranged at the bottom of the arc-shaped pressing plate (13), and a rotating block (18) is arranged at the top end of the threaded rod (11) outside the galvanized pipe body (1).
3. The composite galvanized pipe capable of preventing the lining pipe from being separated from the galvanized pipe according to claim 1, wherein sliding grooves (19) are formed in both ends of the galvanized pipe body (1), and sliding blocks (20) matched with the sliding grooves (19) are arranged on the outer sides of the conical connecting sleeves (7).
4. The composite galvanized pipe capable of preventing the detachment of the inner lining pipe from the galvanized pipe as claimed in claim 1, characterized in that one end of the inner lining plastic pipe I (5) is provided with a butt joint groove (22), and one end of the inner lining plastic pipe II (6) is provided with a butt joint ring (21).
5. The composite galvanized pipe capable of preventing the lining pipe from being separated from the galvanized pipe according to claim 1, characterized in that an inner anti-corrosion coating (23) is arranged in each of the first plastic lining pipe (5) and the second plastic lining pipe (6).
6. The composite galvanized pipe capable of preventing the lining pipe from being separated from the galvanized pipe according to claim 1, characterized in that the end of the first lining plastic pipe (5) positioned at the feeding hole (2) and the end of the second lining plastic pipe (6) positioned at the discharging hole (3) are both provided with a grid (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122158081.6U CN216112571U (en) | 2021-09-08 | 2021-09-08 | Composite galvanized pipe capable of preventing lining pipe from being separated from galvanized pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122158081.6U CN216112571U (en) | 2021-09-08 | 2021-09-08 | Composite galvanized pipe capable of preventing lining pipe from being separated from galvanized pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216112571U true CN216112571U (en) | 2022-03-22 |
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ID=80731791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122158081.6U Active CN216112571U (en) | 2021-09-08 | 2021-09-08 | Composite galvanized pipe capable of preventing lining pipe from being separated from galvanized pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216112571U (en) |
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2021
- 2021-09-08 CN CN202122158081.6U patent/CN216112571U/en active Active
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