CN217502896U

CN217502896U - High-strength composite corrugated pipeline

Info

Publication number: CN217502896U
Application number: CN202221353149.4U
Authority: CN
Inventors: 鞠均静; 肖建华
Original assignee: Shandong Huana Plastic Group Co ltd
Current assignee: Shandong Huana Plastic Group Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-09-27
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a compound corrugated pipe of high strength belongs to bellows technical field, and its technical scheme main points include pipeline main part and crest, and the one end fixedly connected with inside lining pipeline in the pipeline main part outside is provided with the spring between inside lining pipeline and the pipeline main part. The cavity has been seted up to the inside of peripheral protective tube, and the inside fixedly connected with metal support plate of cavity, the dead slot has been seted up to the inside of crest, and supporting component fixed mounting is in the inside of dead slot. A buffer layer is arranged between the pipeline main body and the lining pipeline through the arrangement of the spring; the wear-resistant layer is added on the inner wall of the lining pipeline, so that the wear resistance of the inner wall of the pipeline can be improved; a metal support plate is added in the peripheral protective tube, so that the supporting and protecting effects are improved; the supporting component is additionally arranged in the wave crest on the outer side of the corrugated pipe, so that the structural strength of the wave crest is improved, the strength of the corrugated pipe is higher, and the service life of the corrugated pipe is longer.

Description

High-strength composite corrugated pipeline

Technical Field

The utility model relates to a bellows technical field, in particular to compound corrugated pipe of high strength.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, is widely applied in instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force. The corrugated pipe has thin wall, high sensitivity, measurement range of tens of Pa to tens of MPa, fixed open end, free sealed end, auxiliary spiral spring or reed to increase elasticity, and extension in the length direction of the pipe under the action of internal pressure to make the movable end produce displacement in certain relation to the pressure, and the movable end drives the pointer to indicate the pressure directly. The bellows, which is often combined with a displacement sensor to form a pressure sensor outputting an electrical quantity, is sometimes also used as an isolating element, and its response speed is lower than that of a bourdon tube, which is suitable for measuring low pressures, because of the large volume change required for the expansion of the bellows.

But the crest structural strength in the bellows outside of current is low, the condition of damage appears very easily, and the inner wall of bellows receives long-time friction easily and damages simultaneously, and the inside of bellows does not have fine protecting against shock effect, under the condition that receives external force, causes the pipeline to break very easily, and the practicality is relatively poor.

Disclosure of Invention

The utility model discloses to above problem, provide a high strength composite corrugated pipe and solve above-mentioned problem.

The utility model discloses a realize like this, a compound ripple pipeline of high strength, including pipeline main part, crest and supporting component, the one end fixedly connected with inside lining pipeline in the pipeline main part outside is provided with the spring between inside lining pipeline and the pipeline main part, and the inner wall of inside lining pipeline is provided with the wearing layer, and the outside fixedly connected with peripheral protecting tube of pipeline main part, the cavity has been seted up to the inside of peripheral protecting tube, and the inside fixedly connected with metal support plate of cavity, the dead slot has been seted up to the inside of crest, and supporting component fixed mounting is in the inside of dead slot.

For the structural strength of convenient improvement pipeline, as the utility model discloses a compound corrugated pipe of high strength is preferred, first mounting groove has been seted up to pipeline main part's inside, and the second mounting groove has been seted up to inside lining pipeline, and both ends are fixed mounting respectively around both ends and the pipeline main part around the lining pipeline, and the size of first mounting groove and second mounting groove is the same, and the specification is unanimous.

For the convenient shock resistance who improves the pipeline, as the utility model discloses a compound corrugated pipe of high strength is preferred, and first mounting groove and second mounting groove are equidistant distribution respectively and have a plurality ofly, and the one end fixed mounting of spring is in the inside of first mounting groove, and the other end fixed mounting of spring is in the inside of second mounting groove, and equidistant distribution of spring has a plurality ofly.

In order to improve the wear-resisting degree of pipe wall, as the utility model discloses a compound corrugated pipe of high strength is preferred, and the wearing layer is the polyurethane gum cover, and the wearing layer is hugged closely at the inner wall of inside lining pipeline, and paste between the inside lining pipeline and be connected.

In order to improve the intensity of pipeline, as the utility model discloses a compound corrugated pipe of high strength is preferred, the metal support board is the processing formation of bending in succession, and the terminal surface at both ends all contacts each other with the medial surface of cavity about the metal support board, and the crest includes crest top and crest side, and the crest is provided with a plurality ofly along the outside equidistant of peripheral protective tube.

In order to improve the structural strength of bellows crest, as the utility model discloses a compound corrugated pipe of high strength is preferred, supporting component includes first strengthening rib, the second strengthening rib, third strengthening rib and fourth strengthening rib, the both ends in the first strengthening rib outside are the same second strengthening rib of fixedly connected with respectively, third strengthening rib and fourth strengthening rib, the second strengthening rib, third strengthening rib and fourth strengthening rib all contact with the inboard of crest side each other, the lower extreme and the peripheral guard tube fixed connection of first strengthening rib, the upper end of first strengthening rib and the inboard contact on crest top.

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

this kind of compound corrugated pipe of high strength fixes the spring between first mounting groove and second mounting groove for there is the one deck buffer layer between pipeline main part and the inside lining pipeline, can strengthen the shock resistance of bellows. And a wear-resistant layer is additionally arranged on the inner wall of the lining pipeline, so that the wear resistance of the inner wall of the pipeline can be improved when the inside of the pipeline is rubbed. A metal support plate is added in the peripheral protective tube, so that the supporting and protecting effects are improved; at the inside supporting component that increases of the crest in the bellows outside, supporting component plays the effect that the center supported through first strengthening rib, supports the crest top, simultaneously through second strengthening rib, third strengthening rib and fourth strengthening rib, can support the crest side, improves the structural strength of crest for the intensity of bellows is higher, and life is longer.

Drawings

Fig. 1 is a perspective view of a high-strength composite corrugated pipe according to the present invention;

fig. 2 is a sectional view of a high-strength composite corrugated pipe according to the present invention;

fig. 3 is an enlarged view of a position a in fig. 2 of a high-strength composite corrugated pipe of the present invention.

In the figure, 1, a pipe main body; 2. lining a pipeline; 3. a spring; 4. a wear resistant layer; 5. a peripheral protective tube; 6. a cavity; 7. a metal support plate; 8. wave crest; 9. an empty groove; 10. a support assembly; 101. a first mounting groove; 21. a second mounting groove; 1001. a first reinforcing rib; 1002. a second reinforcing rib; 1003. a third reinforcing rib; 1004. a fourth reinforcing rib; 81. the top of the wave crest; 82. the peak side end.

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.

Referring to fig. 1-3, a high-strength composite corrugated pipe includes a pipe body 1, a wave crest 8 and a supporting component 10, wherein a lining pipe 2 is fixedly connected to one end of the outer side of the pipe body 1, and a spring 3 is disposed between the lining pipe 2 and the pipe body 1. The inner wall of inside lining pipeline 2 is provided with wearing layer 4, and the peripheral protective pipe 5 of the outside fixedly connected with of pipeline main part 1, cavity 6 have been seted up to the inside of peripheral protective pipe 5, and the inside fixedly connected with metal support plate 7 of cavity 6, dead slot 9 has been seted up to the inside of crest 8, and supporting component 10 fixed mounting is in the inside of dead slot 9.

In this embodiment: install spring 3 between pipeline main part 1 and inside lining pipeline 2, can strengthen the shock resistance of bellows, increase wearing layer 4 again at the inner wall of inside lining pipeline 2, the polyurethane gum cover has fine wear-resisting and elasticity, can be when the bellows uses, and the pipeline is inside when receiving the friction, can improve the wearing feature of pipeline inner wall. The metal supporting plate 7 is additionally arranged in the peripheral protective pipe 5, the supporting and protecting effect is improved, and in order to prevent the wave crest 8 from being damaged, the supporting component 10 is additionally arranged in the wave crest 8 outside the corrugated pipe, so that the structural strength of the wave crest 8 is improved.

First mounting groove 101 has been seted up to pipeline main part 1's inside, and second mounting groove 21 has been seted up to inside lining pipeline 2, and both ends are fixed mounting respectively around both ends and pipeline main part 1 around lining pipeline 2, and first mounting groove 101 is the same with the size of second mounting groove 21, and the specification is unanimous. First mounting groove 101 and second mounting groove 21 are equidistant distribution respectively and have a plurality ofly, and the one end fixed mounting of spring 3 is in the inside of first mounting groove 101, and the other end fixed mounting of spring 3 is in the inside of second mounting groove 21, and equidistant distribution of spring 3 has a plurality ofly.

Through inner wall installation inside lining pipeline 2 at pipeline main body 1, set up the first mounting groove 101 of multiunit and second mounting groove 21 in pipeline main body 1 and inside lining pipeline 2's the outside simultaneously, can fix spring 3 between first mounting groove 101 and second mounting groove 21 for there is the one deck buffer layer between pipeline main body 1 and the inside lining pipeline 2, can strengthen the shock resistance of bellows, can not be light broken pipe.

Preferably, the wear-resistant layer 4 is a polyurethane rubber sleeve, and the wear-resistant layer 4 is tightly attached to the inner wall of the lining pipeline 2 and is connected with the lining pipeline 2 in a sticking mode. Through increasing wearing layer 4 at the inner wall of inside lining pipeline 2, the polyurethane gum cover is used to wearing layer 4, and the polyurethane gum cover has fine wear-resisting and elasticity, can be when the bellows uses, and the pipeline is inside when receiving the friction, can improve the wear resistance of pipeline inner wall.

The metal support plate 7 is formed by continuous bending processing, the end faces of the upper end and the lower end of the metal support plate 7 are in mutual contact with the end face of the inner side of the cavity 6, the wave crest 8 comprises a wave crest top end 81 and a wave crest side end 82, and the wave crest 8 is arranged in a plurality of positions at equal intervals along the outer side of the peripheral protective pipe 5. Through increasing metal support plate 7 in the inside of peripheral protective tube 5, metal support plate 7 forms through bending in succession, makes the outside of metal support plate 7 form a plurality of strong points after bending, can further improve the protective effect in the bellows outside.

Further, the supporting assembly 10 comprises a first reinforcing rib 1001, a second reinforcing rib 1002, a third reinforcing rib 1003 and a fourth reinforcing rib 1004, wherein two ends of the outer side of the first reinforcing rib 1001 are fixedly connected with the same second reinforcing rib 1002, the same third reinforcing rib 1003 and the same fourth reinforcing rib 1004 respectively, the second reinforcing rib 1002, the same third reinforcing rib 1003 and the same fourth reinforcing rib 1004 are in mutual contact with the inner side of the wave crest side end 82, the lower end of the first reinforcing rib 1001 is fixedly connected with the peripheral protective pipe 5, and the upper end of the first reinforcing rib 1001 is in mutual contact with the inner side of the wave crest top end 81. Through the inside supporting component 10 that increases of crest 8 in the bellows outside, supporting component 10 plays the effect that the center supported through first strengthening rib 1001, supports crest top 81, simultaneously through second strengthening rib 1002, third strengthening rib 1003 and fourth strengthening rib 1004, can support crest side 82, improves the structural strength of crest 8, prevents that crest 8 from damaging, influences the use of bellows.

The utility model discloses a theory of operation and use flow:

during the use, at first fix spring 3 between first mounting groove 101 and second mounting groove 21 for there is the one deck buffer layer between pipeline main part 1 and the inside lining pipeline 2, can strengthen the shock resistance of bellows, can not easily broken the pipe. And the inner wall of the lining pipeline 2 is additionally provided with the wear-resistant layer 4, the wear-resistant layer 4 is a polyurethane rubber sleeve, and the polyurethane rubber sleeve has good wear resistance and elasticity, so that when the corrugated pipe is used and the inside of the pipeline is rubbed, the wear resistance of the inner wall of the pipeline can be improved. In order to further improve the structural strength, a metal support plate 7 is additionally arranged inside the peripheral protective tube 5, the metal support plate 7 is formed by continuous bending, and a plurality of support points are formed on the outer side of the metal support plate 7 after bending, so that the supporting and protecting effects are improved. In order to prevent the wave crest 8 from being damaged, the supporting component 10 is additionally arranged inside the wave crest 8 on the outer side of the corrugated pipe, the supporting component 10 plays a role of central support through the first reinforcing rib 1001 to support the wave crest top end 81, and meanwhile, the second reinforcing rib 1002, the third reinforcing rib 1003 and the fourth reinforcing rib 1004 can support the wave crest side end 82 to improve the structural strength of the wave crest 8.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A high strength composite corrugated pipe, comprising:

the pipeline comprises a pipeline main body (1) and wave crests (8), wherein one end of the outer side of the pipeline main body (1) is fixedly connected with a lining pipeline (2), a spring (3) is arranged between the lining pipeline (2) and the pipeline main body (1), the inner wall of the lining pipeline (2) is provided with a wear-resistant layer (4), the outer side of the pipeline main body (1) is fixedly connected with a peripheral protective pipe (5), a cavity (6) is formed in the peripheral protective pipe (5), a metal supporting plate (7) is fixedly connected in the cavity (6), and empty grooves (9) are formed in the wave crests (8);

the supporting component (10), the supporting component (10) is fixedly installed in the empty groove (9).

2. A high strength composite corrugated pipe as claimed in claim 1, wherein: first mounting groove (101) have been seted up to the inside of pipeline main part (1), second mounting groove (21) have been seted up to the inside of inside lining pipeline (2), both ends are fixed mounting respectively with the front and back both ends of pipeline main part (1) around inside lining pipeline (2), the size of first mounting groove (101) and second mounting groove (21) is the same, and the specification is unanimous.

3. A high strength composite corrugated pipe as set forth in claim 2, wherein: first mounting groove (101) and second mounting groove (21) are equidistant distribution respectively and have a plurality ofly, the one end fixed mounting of spring (3) is in the inside of first mounting groove (101), the other end fixed mounting of spring (3) is in the inside of second mounting groove (21), equidistant distribution of spring (3) has a plurality ofly.

4. A high strength composite corrugated pipe as set forth in claim 1, wherein: the wear-resistant layer (4) is a polyurethane rubber sleeve, the wear-resistant layer (4) is tightly attached to the inner wall of the lining pipeline (2), and the lining pipeline (2) is connected in a sticking mode.

5. A high strength composite corrugated pipe as set forth in claim 1, wherein: the metal supporting plate (7) is formed by continuous bending processing, the end faces of the upper end and the lower end of the metal supporting plate (7) are in mutual contact with the end face of the inner side of the cavity (6), the wave crests (8) comprise wave crest tops (81) and wave crest side ends (82), and a plurality of wave crests (8) are arranged at equal intervals along the outer side of the peripheral protective pipe (5).

6. A high strength composite corrugated pipe as set forth in claim 5, wherein: the supporting assembly (10) comprises a first reinforcing rib (1001), a second reinforcing rib (1002), a third reinforcing rib (1003) and a fourth reinforcing rib (1004), wherein the two ends of the outer side of the first reinforcing rib (1001) are fixedly connected with the second reinforcing rib (1002), the third reinforcing rib (1003) and the fourth reinforcing rib (1004) which are the same, the second reinforcing rib (1002), the third reinforcing rib (1003) and the fourth reinforcing rib (1004) are in mutual contact with the inner side of the wave crest side end (82), the lower end of the first reinforcing rib (1001) is fixedly connected with the peripheral protective pipe (5), and the upper end of the first reinforcing rib (1001) is in mutual contact with the inner side of the wave crest top end (81).