CN212251608U

CN212251608U - Corrugated pipe with good anti-falling performance

Info

Publication number: CN212251608U
Application number: CN202020627077.2U
Authority: CN
Inventors: 高向阳
Original assignee: Xiongxian Xintong Plastic Cement Product Co ltd
Current assignee: Hebei Xiong'an Xintong Plastic Products Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-29
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to a bellows technical field just discloses a bellows that anti-drop performance is good, the corrugated pipe comprises a bellows, the top fixedly connected with connector of bellows, the outside movable mounting of connector has the rotation storehouse, the inside movable mounting of connector has external joint, the interior perisporium fixedly connected with extrusion ring in rotation storehouse, the equal fixedly connected with of inner wall of the both sides is located the metal sheet of extrusion ring bottom portion about rotating the storehouse. This bellows that anti-drop performance is good through in inserting the connector with external joint to make external joint and sealing ring in close contact with, press external joint hard, make the sealing ring compressed, be located same horizontal plane until draw-in groove and kelly, then rotate and rotate the storehouse, drive the screw ring and rotate, make the screw thread and the thread groove threaded connection of the interior perisporium of rotation storehouse accessible screw ring and move down, thereby make extrusion ring metal sheet downstream, the metal sheet downstream extrudees the movable plate.

Description

Corrugated pipe with good anti-falling performance

Technical Field

The utility model relates to a bellows technical field specifically is a bellows that anti-drop performance is good.

Background

The stainless steel corrugated pipe is installed in a liquid conveying system as a flexible pressure-resistant pipe fitting, is used for compensating mutual displacement of a pipeline or machine and equipment connecting ends, absorbs vibration energy, can play roles in vibration reduction, noise reduction and the like, and has the characteristics of good flexibility, light weight, corrosion resistance, fatigue resistance, high and low temperature resistance and the like.

Along with the acceleration of urbanization progress, the gas is widely used by people, everybody is based on the consideration to safety in the life, the rubber hose that original cooking utensils and water heater kneck adopted is replaced by nonrust corrugated steel pipe gradually, nonrust corrugated steel pipe falls into screwed joint and bayonet interface two kinds, the bellows leakproofness that adopts screwed joint is relatively poor, gas leakage phenomenon can appear in long-time use, and should not dismantle the change, the bellows itself that adopts bayonet interface has good leakproofness, but its defect that easily produces and drop, the event provides the bellows that anti-drop performance is good in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bellows that anti-drop performance is good possesses the installation of being convenient for and dismantles and the good advantage of leakproofness, and it falls into hickey and bayonet interface two kinds to have solved nonrust corrugated steel pipe, and the bellows leakproofness that adopts hickey is relatively poor, and the phenomenon of leaking gas can appear in long-time use, and should not dismantle the change, and the bellows that adopts bayonet interface itself has good leakproofness, but its problem that has the defect that easily produces and drop.

(II) technical scheme

For the above-mentioned purpose of being convenient for installation and dismantlement and the leakproofness is good of realizing, the utility model provides a following technical scheme: a corrugated pipe with good anti-falling performance comprises a corrugated pipe, wherein a connector is fixedly connected to the top of the corrugated pipe, a rotating bin is movably mounted on the outer side of the connector, an external connector is movably mounted in the connector, an extrusion ring is fixedly connected to the inner peripheral wall of the rotating bin, metal plates located at the bottom of the extrusion ring are fixedly connected to the inner walls of the left side and the right side of the rotating bin, a threaded ring located at the bottom of the metal plates is fixedly connected to the inner peripheral wall of the connector, threaded grooves are fixedly connected to the outer peripheral wall of the connector, movable plates are movably mounted on the left side and the right side of the connector, one ends of the movable plates penetrate through the connector and extend into the connector and are respectively located at the bottoms of the two metal plates, a movable ring is fixedly connected between the two movable plates, a fixed ring is fixedly connected to, the utility model discloses a sealing device for a metal warehouse, including support ring, internal perisporium fixedly connected with rubber seal cover, internal perisporium fixedly connected with quantity of connector is three metal storehouse, the periphery wall movable mounting of connector has quantity to run through respectively for three and one end and extend to the inside stripper bar in three metal storehouse, the stripper bar is close to one side fixedly connected with limiting plate of external joint, quantity is three draw-in groove, and is three the equal fixedly connected with one end in one side that the limiting plate is close to external joint runs through respectively and extends to the inside kelly of three draw-in groove, the outside cover of kelly is equipped with the spring that is located metal storehouse inside.

Preferably, the rotating bin is a cylinder with a hollow inside, and the top and the bottom of the rotating bin are both provided with first through holes matched with the connectors.

Preferably, the inner peripheral wall of the extrusion ring is a slope, the inner peripheral wall of the threaded ring is a thread, and the threaded ring can be in threaded connection with the thread groove through the thread of the inner peripheral wall.

Preferably, rectangular through holes are formed in the left side and the right side of the connector, the width of each rectangular through hole is the same as that of the movable plate, and the height of each rectangular through hole is the same as that of the movable ring.

Preferably, the inner peripheral wall of the fixed ring and the inner peripheral wall of the movable ring are located on the same vertical plane, and the cross section of the rubber sealing sleeve is a semicircular ring.

Preferably, the cross section of the rubber sealing ring is semicircular, the clamping groove is rectangular, and the clamping groove is matched with the clamping rod.

Preferably, the second through-hole that quantity was three and respectively with three extrusion stem looks adaptation is seted up to the periphery wall of connector, the third through-hole with kelly looks adaptation is seted up to one side that the metal storehouse is close to external joint.

(III) advantageous effects

Compared with the prior art, the utility model provides a bellows that anti-drop performance is good possesses following beneficial effect:

the corrugated pipe with good anti-drop performance is characterized in that an external connector is inserted into a connector, the external connector is in tight contact with a sealing ring, the external connector is pressed forcibly to compress the sealing ring until a clamping groove and a clamping rod are positioned on the same horizontal plane, then a rotating bin is rotated to drive a threaded ring to rotate, the rotating bin can move downwards through the threaded connection between threads on the inner peripheral wall of the threaded ring and a threaded groove, so that an extrusion ring and a metal plate move downwards, the metal plate moves downwards to extrude a moving plate, so that a movable ring moves downwards, a rubber sealing sleeve is extruded and deformed, the rubber sealing ring is extruded, the rubber sealing sleeve is further in tight contact with the outer peripheral wall of the external connector, a seal is formed between the external connector and the connector, the sealing effect is better after the whole corrugated pipe is installed by matching with the sealing ring until the extrusion rod is extruded by the extrusion ring, make the extrusion stem towards metal storehouse inside motion, thereby make the kelly move towards being close to external joint one side, the spring is compressed this moment, the kelly inserts in the draw-in groove, make the fixed of external joint and connector, the quick installation of external joint and connector has been realized, simultaneously effectually prevent to drop after the installation, when needing to dismantle between external joint and the connector, but the antiport rotates the storehouse, through the tension of spring, make kelly and draw-in groove break away from, rubber seal cover no longer extrudees external joint's periphery wall simultaneously, then two external joints take out can, thereby realized that the quick installation of external joint and connector and dismantlement and installation back stability and leakproofness are good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: the device comprises a corrugated pipe 1, a connector 2, a rotating bin 3, an external connector 4, an extrusion ring 5, a metal plate 6, a movable plate 7, a threaded ring 8, a threaded groove 9, a sealing ring 10, a support ring 11, a fixing ring 12, a rubber sealing ring 13, a rubber sealing sleeve 14, a movable ring 15, a metal bin 16, a limiting plate 17, an extrusion rod 18, a spring 19, a clamping rod 20 and a clamping groove 21.

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 corrugated pipe with good anti-falling performance comprises a corrugated pipe 1, a connector 2 is fixedly connected to the top of the corrugated pipe 1, a rotating bin 3 is movably installed on the outer side of the connector 2, the rotating bin 3 is a cylinder with a hollow inner part, first through holes matched with the connector 2 are formed in the top and the bottom of the rotating bin 3, an external connector 4 is movably installed in the connector 2, an extrusion ring 5 is fixedly connected to the inner peripheral wall of the rotating bin 3, the inner peripheral wall of the extrusion ring 5 is an inclined plane, metal plates 6 positioned at the bottoms of the extrusion rings 5 are fixedly connected to the inner walls of the left side and the right side of the rotating bin 3, a threaded ring 8 positioned at the bottom of the metal plate 6 is fixedly connected to the inner peripheral wall of the rotating bin 3, a threaded groove 9 is fixedly connected to the outer peripheral wall of the connector 2, the inner peripheral wall of the threaded ring 8 is a, the left side and the right side of the connector 2 are movably provided with moving plates 7, one ends of the moving plates 7 penetrate through and extend into the connector 2 and are respectively positioned at the bottoms of the two metal plates 6, a movable ring 15 is fixedly connected between the two moving plates 7, the left side and the right side of the connector 2 are respectively provided with a rectangular through hole, the width of the rectangular through hole is the same as that of the moving plate 7, the height of the rectangular through hole is the same as that of the movable ring 15, the inner peripheral wall of the connector 2 is fixedly connected with a fixed ring 12, the inner peripheral wall of the fixed ring 12 and the inner peripheral wall of the movable ring 15 are positioned on the same vertical plane, the inner peripheral wall of the connector 2 is fixedly connected with a support ring 11 positioned at the bottom of the fixed ring 12, the top of the support ring 11 is movably provided with a sealing ring 10, the inner peripheral walls, the cross section of the rubber sealing ring 13 is semicircular, the inner peripheral wall of the connector 2 is fixedly connected with three metal bins 16, the outer peripheral wall of the connector 2 is movably provided with three extrusion rods 18, one ends of the extrusion rods 18 respectively penetrate through and extend into the three metal bins 16, the outer peripheral wall of the connector 2 is provided with three second through holes respectively matched with the three extrusion rods 18, one side, close to the external connector 4, of each extrusion rod 18 is fixedly connected with a limiting plate 17, the outer peripheral wall of the external connector 4 is provided with three clamping grooves 21, each clamping groove 21 is rectangular, one sides, close to the external connector 4, of the three limiting plates 17 are respectively fixedly connected with clamping rods 20, one ends of the clamping rods 20 respectively penetrate through and extend into the three clamping grooves 21, one side, close to the external connector 4, of each metal bin 16 is provided with a third through hole matched with each clamping rod 20, and the clamping, the spring 19 inside the metal bin 16 is sleeved outside the clamping rod 20, the external connector 4 is inserted into the connector 2, the external connector 4 is tightly contacted with the sealing ring 10, the external connector 4 is pressed forcibly, the sealing ring 10 is compressed until the clamping groove 21 and the clamping rod 20 are positioned on the same horizontal plane, then the rotating bin 3 is rotated to drive the threaded ring 8 to rotate, the rotating bin 3 can move downwards through the threaded connection between the threads on the inner peripheral wall of the threaded ring 8 and the threaded groove 9, so that the extrusion ring 5 and the metal plate 6 move downwards, the metal plate 6 moves downwards to extrude the movable plate 7, so that the movable ring 15 moves downwards, the rubber sealing sleeve 14 is extruded and deformed, the rubber sealing ring 13 is extruded, the rubber sealing sleeve 14 is further tightly contacted with the outer peripheral wall of the external connector 4, and a seal is formed between the external connector 4 and the connector 2, the sealing ring 10 is matched to ensure that the sealing effect of the whole corrugated pipe 1 is better after installation until the extrusion ring 5 extrudes the extrusion rod 18 to ensure that the extrusion rod 18 moves towards the interior of the metal bin 16, thereby enabling the clamping rod 20 to move towards one side close to the external connector 4, the spring 19 is compressed at the moment, the clamping rod 20 is inserted into the clamping groove 21, the external connector 4 and the connector 2 are fixed, the rapid installation of the external connector 4 and the connector 2 is realized, meanwhile, the falling off after the installation is effectively prevented, when the external connector 4 and the connector 2 need to be disassembled, the rotating bin 3 can rotate reversely, the clamping rod 20 is separated from the clamping groove 21 by the tension of the spring 19, meanwhile, the rubber sealing sleeve 14 does not extrude the peripheral wall of the external connector 4 any more, then two external joint 4 take out can to realized external joint 4 and connector 2's quick installation and dismantlement and installation back stability and leakproofness good.

In conclusion, the corrugated pipe with good anti-falling performance is formed by inserting the external connector 4 into the connector 2, tightly contacting the external connector 4 with the sealing ring 10, forcibly pressing the external connector 4 to compress the sealing ring 10 until the clamping groove 21 and the clamping rod 20 are positioned on the same horizontal plane, then rotating the rotating bin 3 to drive the threaded ring 8 to rotate, so that the rotating bin 3 can be connected with the threaded groove 9 through the threads on the inner peripheral wall of the threaded ring 8 to move downwards, so that the extrusion ring 5 and the metal plate 6 move downwards, the metal plate 6 moves downwards to extrude the moving plate 7, so that the movable ring 15 moves downwards, so that the rubber sealing sleeve 14 is extruded and deformed, and meanwhile, the rubber sealing ring 13 is extruded, further, the rubber sealing sleeve 14 is tightly contacted with the outer peripheral wall of the external connector 4, and a seal is formed between the external connector 4 and the connector 2, the sealing ring 10 is matched, so that the sealing effect is better after the whole corrugated pipe 1 is installed, until the extrusion ring 5 extrudes the extrusion rod 18, the extrusion rod 18 moves towards the inside of the metal bin 16, the clamping rod 20 moves towards one side close to the external connector 4, the spring 19 is compressed at the moment, the clamping rod 20 is inserted into the clamping groove 21, the external connector 4 and the connector 2 are fixed, the rapid installation of the external connector 4 and the connector 2 is realized, the falling-off after the installation is effectively prevented, when the external connector 4 and the connector 2 need to be disassembled, the rotating bin 3 can be rotated reversely, the clamping rod 20 is separated from the clamping groove 21 through the tension of the spring 19, meanwhile, the rubber sealing sleeve 14 does not extrude the peripheral wall of the external connector 4 any more, then the two external connectors 4 are extracted, so that the rapid installation and the disassembly of the external connector 4 and the connector 2 are realized, and the stability and the sealing performance after the installation are good, the problem of stainless steel bellows fall into screwed joint and bayonet interface two kinds, adopt the corrugated pipe 1 leakproofness of screwed joint relatively poor, the gas leakage phenomenon can appear in long-time use, and should not dismantle the change, adopt the corrugated pipe 1 of bayonet interface itself to have good leakproofness, but it has the defect that easily produces and drops is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bellows that anti-drop performance is good, includes bellows (1), its characterized in that: the corrugated pipe comprises a corrugated pipe body (1), wherein a connector (2) is fixedly connected to the top of the corrugated pipe body (1), a rotating bin (3) is movably mounted on the outer side of the connector (2), an external connector (4) is movably mounted inside the connector (2), an extrusion ring (5) is fixedly connected to the inner peripheral wall of the rotating bin (3), a metal plate (6) located at the bottom of the extrusion ring (5) is fixedly connected to the inner wall of the rotating bin (3), a threaded ring (8) located at the bottom of the metal plate (6) is fixedly connected to the inner peripheral wall of the rotating bin (3), threaded grooves (9) are fixedly connected to the outer peripheral wall of the connector (2), a movable plate (7) which penetrates through and extends into the connector (2) and is located at the bottoms of the two metal plates (6) respectively is movably mounted on the left side and the right side of the connector (2), and a movable ring (, the inner peripheral wall of the connector (2) is fixedly connected with a fixing ring (12), the inner peripheral wall of the connector (2) is fixedly connected with a support ring (11) positioned at the bottom of the fixing ring (12), the top of the support ring (11) is movably provided with a sealing ring (10), the inner peripheral walls of the fixing ring (12) and a movable ring (15) are fixedly connected with a rubber sealing sleeve (14), the rubber sealing sleeve (14) is movably provided with a rubber sealing ring (13), the inner peripheral wall of the connector (2) is fixedly connected with three metal bins (16), the outer peripheral wall of the connector (2) is movably provided with three extrusion rods (18), one ends of the extrusion rods (18) penetrate through and extend to the inside of the three metal bins (16), one side of the extrusion rods (18) close to the external connector (4) is fixedly connected with a limiting plate (17), and the outer peripheral wall of the external connector (4) is provided with, three the equal fixedly connected with one end in one side that limiting plate (17) are close to external joint (4) runs through respectively and extends to inside kelly (20) of three draw-in groove (21), the outside cover of kelly (20) is equipped with and is located inside spring (19) of metal storehouse (16).

2. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: rotate storehouse (3) and be the cylinder of an inside fretwork, rotate the top and the bottom in storehouse (3) and all offer the first through-hole with connector (2) looks adaptation.

3. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: the inner peripheral wall of the extrusion ring (5) is an inclined plane, the inner peripheral wall of the threaded ring (8) is threads, and the threaded ring (8) can be in threaded connection with the threaded groove (9) through the threads of the inner peripheral wall.

4. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: the left and right sides of connector (2) has all seted up the rectangle through-hole, the width of rectangle through-hole is the same with the width of movable plate (7), the height of rectangle through-hole is the same with the height of activity ring (15).

5. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: the inner peripheral wall of the fixed ring (12) and the inner peripheral wall of the movable ring (15) are positioned on the same vertical plane, and the cross section of the rubber sealing sleeve (14) is a semicircular ring.

6. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: the cross section of the rubber sealing ring (13) is semicircular, the clamping groove (21) is rectangular, and the clamping groove (21) is matched with the clamping rod (20).

7. The corrugated pipe with good anti-drop performance as claimed in claim 1, wherein: the second through-hole that quantity was three and respectively with three extrusion stem (18) looks adaptation is seted up to the periphery wall of connector (2), metal storehouse (16) are close to one side of external joint (4) and offer the third through-hole with kelly (20) looks adaptation.