CN217482189U - Improved corrugated pipe - Google Patents

Abstract

The application discloses modified bellows belongs to bellows technical field, including rigidity portion, kink and connector, the connector is located the one end of bellows, and the middle part fixed mounting of connector outer wall has annular cover, and the middle part fixed mounting of connector inner wall has annular inside lining. The utility model discloses an in the connector of another bellows is inserted to the one end that one of them bellows did not set up the connector, the annular inside lining of the assembly body in to the connector of rigidity portion and kink extrudees, make agar in the annular inside lining pass in the annular cover flows in the annular cover, when annular inside lining embedding kink department, the annular cover department is tied up to the rethread ribbon, tighten up through the ribbon, extrude annular cover, make agar in the annular cover get into annular inside lining again, make the annular inside lining take place the bulging deformation, thereby make the outer wall of annular inside lining and kink closely laminate, thereby reach two bellows and can directly connect, and the effect that the junction closely laminated.

Description

Improved corrugated pipe

Technical Field

The application relates to the technical field of corrugated pipes, in particular to an improved corrugated pipe.

Background

At present, the bellows surface is the corrugate, makes the bellows can buckle and stretch out and draw back, generally is applied to the transport of liquid, moreover, it can bend into the disc, and is comparatively convenient in the transportation, in the use, can carry out the performance that transversely stretches out and draws back through it, can alleviate the impact of rivers to a certain extent.

However, the existing improved bellows have the following drawbacks: for example, when connecting between the bellows, need connect between two bellows through the overlap joint union coupling, two bellows are connected in overlap joint union coupling department to the rethread ribbon, when only connecting through two bellows, can cause the junction to have the gap, connect untight condition.

Disclosure of Invention

The purpose of this application lies in improving the bellows, when making the bellows connect, need not take over the pipe and assist can zonulae occludens.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: the utility model provides a modified bellows, includes rigidity portion, kink and connector, the connector is located the one end of bellows, connect in turn between kink and the connector, the middle part fixed mounting of connector outer wall has annular cover, the middle part fixed mounting of connector inner wall has annular inside lining, the through-hole has been seted up to the middle part array of connector the arc chamber has been seted up to the inside array of kink, the arc chamber extends to the extension in the rigidity portion including the arc portion and the level that are located the kink, the arc portion and the extension junction fixed mounting in arc chamber have the annular slab, be provided with the flexure strip in the arc portion in arc chamber, the both ends integrated into one piece of flexure strip has the inserted sheet, the inserted sheet is located the extension in arc chamber, the one end fixed mounting that the flexure strip was kept away from to the inserted sheet has spacing post.

Preferably, the cross section of the annular lining is arc-shaped, and the annular lining and the inner wall of the connector enclose an annular pipe.

Preferably, the annular cover and the annular lining are made of rubber, the annular cover and the annular lining respectively surround two cavities with the outer wall and the inner wall of the connector, and agar is filled in the cavity surrounded by the annular cover, the annular lining and the connector.

Preferably, the inner diameter of the connecting head is larger than the outer diameter of the bent part, and the inner diameter of the annular liner is larger than the outer diameter of the bent part.

Preferably, the length of the insert is smaller than that of the arc-shaped cavity extension part.

Preferably, the diameter of the limiting column is larger than the inner diameter of the annular plate.

Compared with the prior art, the beneficial effect of this application lies in:

1. one end of one corrugated pipe, which is not provided with the connecting head, is inserted into the connecting head of the other corrugated pipe, the annular lining in the connecting head is extruded by the assembly body of the rigid part and the bent part, agar in the annular lining passes through the annular cover and flows into the annular cover, when the annular lining is embedded into the bent part, the annular cover is bound by the binding belt, the binding belt is tightened, the annular cover is extruded, the agar in the annular cover enters the annular lining again, the annular lining is expanded and deformed, the annular lining is tightly attached to the outer wall of the bent part, the joint of the two corrugated pipes is tightly connected, and the effects that the two corrugated pipes can be directly connected and the joint is tightly attached are achieved;

2. when the corrugated pipe is bent, the corrugated pipe is bent at the bent part, two side walls on one side of the bent part are close to each other, two side walls on the other side of the bent part are far away from each other, in the process, the elastic sheets close to the two side walls of the bent part are further bent, the limiting column is abutted to the annular plate, the elastic sheets far away from the two side walls of the bent part are extended, the limiting column is abutted to the end face of the extension part of the arc-shaped cavity, the strength of the corrugated pipe at the bent part is enhanced through the elasticity of the elastic sheets, and the effect of enhancing the bending strength of the corrugated pipe is achieved.

Drawings

FIG. 1 is a perspective view of the improved bellows;

FIG. 2 is a perspective view of the improved bellows;

FIG. 3 is a front sectional view of the improved bellows;

fig. 4 is a detail enlarged structural schematic diagram of the improved corrugated pipe at a in fig. 3.

In the figure: 1. a rigid section; 2. a bent portion; 3. a connector; 4. an annular cover; 5. an annular liner; 6. a through hole; 7. an arc-shaped cavity; 8. an annular plate; 9. an elastic sheet; 10. inserting sheets; 11. a limiting column.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The improved corrugated pipe shown in fig. 1-4 comprises a rigid part 1, a bending part 2 and a connector 3, the connector 3 is located at one end of the corrugated pipe, the bending part 2 and the connector 3 are alternately connected, an annular cover 4 is fixedly installed at the middle part of the outer wall of the connector 3, an annular lining 5 is fixedly installed at the middle part of the inner wall of the connector 3, the cross section of the annular lining 5 is arc-shaped, the annular lining 5 and the inner wall of the connector 3 are encircled to form an annular pipe, the annular cover 4 and the annular lining 5 are made of rubber materials, the annular cover 4 and the annular lining 5 are encircled to form two cavities with the outer wall and the inner wall of the connector 3 respectively, and agar is filled in the cavity encircled by the annular cover 4, the annular lining 5 and the connector 3.

The improved corrugated pipe as shown in fig. 1-4, the inner diameter of the connector 3 is larger than the outer diameter of the bending part 2, the inner diameter of the annular liner 5 is larger than the outer diameter of the bending part 2, thereby when two corrugated pipes are connected, it can be ensured that the end of one corrugated pipe not provided with the connector 3 can be inserted into the connector 3 of the other corrugated pipe, and the annular liner 5 arranged in the connector 3 can be attached to the bending part 2, the middle part of the connector 3 is provided with through holes 6 in an array manner, the annular cover 4 and the annular liner 5 are communicated together through the annular cover 4, when the annular cover 4 or the annular liner 5 is extruded, the inner agar can flow through the through holes 6, the inner part of the bending part 2 is provided with an arc-shaped cavity 7, the arc-shaped cavity 7 comprises an arc part positioned in the bending part 2 and an extension part horizontally extending into the rigid part 1, the arc part and the extension part connecting part of the arc-shaped cavity 7 are fixedly provided with an annular plate 8, be provided with flexure strip 9 in the arc portion of arc chamber 7, both ends integrated into one piece of flexure strip 9 has inserted sheet 10, flexure strip 9 and inserted sheet 10 are spring steel and make, make flexure strip 9 have better elasticity, thereby the reinforcing bellows is when 2 departments of kink take place to buckle, better elasticity has, the length of inserted sheet 10 is less than the length of 7 extensions in arc chamber, the terminal surface that makes the free end of inserted sheet 10 and 7 extensions in arc chamber is contactless under the normality, inserted sheet 10 is located the extension in arc chamber 7, the one end fixed mounting that the flexure strip 9 was kept away from to inserted sheet 10 has spacing post 11, the diameter of spacing post 11 is greater than the internal diameter of annular plate 8, mutually support through annular plate 8 and spacing post 11, the degree of buckling to flexure strip 9 limits.

The working principle is as follows: insert in the connector 3 of another bellows through one of them bellows one end that does not set up connector 3, the annular inside lining 5 of rigid part 1 and kink 2 in to connector 3 is extruded, make agar in the annular inside lining 5 pass annular cover 4 and flow into in the annular cover 4, when annular inside lining 5 imbeds kink 2 department, the rethread ribbon is tied up in annular cover 4 department, tighten up through the ribbon, extrude annular cover 4, make agar in the annular cover 4 reentrant annular inside lining 5, make annular inside lining 5 take place the inflation deformation, thereby make annular inside lining 5 closely laminate with the outer wall of kink 2, thereby make two bellows junction zonulae occludens.

When the bellows is bent, 2 places at kink buckle, the both sides wall of 2 one sides of kink is close to each other, the both sides wall of 2 opposite sides of kink is kept away from each other, in this process, the flexure strip 9 that 2 both sides walls of kink are close to each other is further crooked, spacing post 11 butt is in annular slab 8 department, the flexure strip 9 that 2 both sides walls of kink keep away from each other department takes place to stretch, make the terminal surface department of spacing post 11 butt at 7 extensions in arc chamber, elasticity through flexure strip 9, strengthen the intensity of bellows in 2 places of kink, thereby strengthen the bending strength of bellows.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims (6)

1. The utility model provides a modified bellows, includes rigidity portion, kink and connector, its characterized in that: the connector is positioned at one end of the corrugated pipe, the bent part and the connector are alternately connected, an annular cover is fixedly arranged in the middle of the outer wall of the connector, an annular lining is fixedly arranged in the middle of the inner wall of the connector, and through holes are formed in the middle of the connector in an array manner;

the arc chamber has been seted up to the inside array of kink, the arc chamber extends to the extension in the rigidity portion including the arc portion and the level that are located the kink, the arc portion and the extension junction fixed mounting in arc chamber have the annular slab, be provided with the flexure strip in the arc portion in arc chamber, the both ends integrated into one piece of flexure strip has the inserted sheet, the inserted sheet is located the extension in arc chamber, the one end fixed mounting that the flexure strip was kept away from to the inserted sheet has spacing post.

2. The improved corrugated pipe of claim 1 wherein: the cross section of the annular lining is arc-shaped, and the annular lining and the inner wall of the connector enclose an annular pipe.

3. The improved corrugated pipe of claim 1 wherein: the annular cover and the annular lining are made of rubber materials, the annular cover and the annular lining respectively surround two cavities with the outer wall and the inner wall of the connector, and agar is filled in the cavity surrounded by the annular cover, the annular lining and the connector.

4. The improved corrugated pipe of claim 2 wherein: the internal diameter of connector is greater than the external diameter of kink, the internal diameter of annular inside lining is greater than the external diameter of kink.

5. The improved corrugated pipe of claim 1 wherein: the length of the inserting sheet is smaller than that of the arc-shaped cavity extending part.

6. The improved corrugated pipe of claim 1 wherein: the diameter of the limiting column is larger than the inner diameter of the annular plate.

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