CN214839204U - Steel band enhancement mode polyethylene helical bellows - Google Patents

Abstract

The utility model discloses a steel band enhancement mode polyethylene helical bellows, including adapter sleeve, left pipe and right pipe, the inside center of symmetry department welded fastening of adapter sleeve has solid fixed ring, the external diameter size of left pipe and right pipe all cooperatees with adapter sleeve internal diameter size, three spacing chamber has been seted up to the equal circumference in both ends position of adapter sleeve equidistant, three spacing groove, each have been seted up to the equal circumference in the corresponding position in left pipe, right pipe and spacing chamber equidistant three spacing groove, each spacing groove and each spacing chamber one-to-one, equal sliding connection has the seal cover on left pipe and the right pipe, be provided with sealing device on the seal cover. The utility model discloses a set up seal cover, recess and stopper isotructure for automatic fit through stopper and spacing groove makes left pipe and adapter sleeve be convenient for cooperate, through the setting of seal cover, makes the leakproofness of device obtain guaranteeing, avoids the infiltration to influence device's life.

Description

Steel band enhancement mode polyethylene helical bellows

Technical Field

The utility model relates to a polyethylene pipe technical field especially relates to a steel band enhancement mode polyethylene helical bellows.

Background

The steel band reinforced polyethylene spiral corrugated pipe is widely applied to various drainage and pollution discharge systems in municipal, industrial, agricultural and traffic engineering construction and the like, two adjacent steel band reinforced polyethylene spiral corrugated pipes are mostly connected together by adopting an electric melting band, a shrinkage sleeve and an extrusion welding gun in a construction site, and the connection method has high requirement on the environment.

But current steel band enhancement polyethylene helical bellows connecting device operation is not convenient, and secondly, the junction easily takes place to leak water or external liquid easily permeates to the helical bellows insidely to shorten helical bellows's life, based on this, the utility model designs a steel band enhancement polyethylene helical bellows.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel band enhanced polyethylene helical bellows.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steel band enhancement mode polyethylene helical bellows, includes adapter sleeve, left pipe and right pipe, the inside center of symmetry department welded fastening of adapter sleeve has solid fixed ring, the external diameter size of left pipe and right pipe all cooperatees with adapter sleeve internal diameter size, three spacing chamber has been seted up to the equal equidistant circumference in both ends position of adapter sleeve, three spacing groove, each have been seted up to the equal equidistant circumference in the corresponding position in left pipe, right pipe and spacing chamber spacing groove, each spacing groove and each spacing chamber one-to-one, equal sliding connection has the seal cover on left pipe and the right pipe, be provided with sealing device on the seal cover, be provided with convenient to detach device in the spacing intracavity.

Preferably, sealing device includes the threaded rod, the lateral wall at the seal cover is fixed in the threaded rod veneer, the lateral wall of left side pipe and right side pipe all the veneer is fixed with the fixed plate, the threaded rod runs through the fixed plate, it is connected with the nut to rotate on the fixed plate, threaded rod and nut threaded connection, the sliding tray with fixed plate size matched with is all seted up to the lateral wall of left side pipe and right side pipe, fixed plate sliding connection is inside the sliding tray, three recess has been seted up to the lateral wall circumference equidistant of seal cover.

Preferably, convenient to detach device is including the sliding block, sliding block sliding connection is in the inside in spacing chamber, the diapire welded fastening of sliding block has the stopper, the roof welded fastening of sliding block has the slide bar, the stopper runs through the diapire in spacing chamber and outwards stretches out, the slide bar runs through the roof in spacing chamber and outwards stretches out welded fastening and has the pulling plate, the cover is equipped with the spring on the slide bar, the one end and the sliding block of spring offset, and the other end offsets with the roof in spacing chamber, the diapire welded fastening of pulling plate has the stopper, the roof veneer of pulling plate is fixed with the pull ring.

Preferably, the position of the limiting rod corresponds to that of the groove, and the size of the limiting rod is matched with that of the groove.

Preferably, the size of the limiting block is matched with the size of the limiting groove, and one side of the limiting rod and the limiting block, which is far away from the fixing ring, is set to be of an arc-shaped structure.

Preferably, the fixing plates are located on one side of the sealing sleeve away from the fixing ring.

Compared with the prior art, the utility model has the advantages of:

1. through setting up sliding block, stopper and spacing groove isotructure for through inserting the connecting sleeve with left pipe and right pipe respectively, when the left pipe with right pipe motion to the position of spacing groove and stopper when corresponding, through the cooperation of stopper and spacing groove, thereby make left pipe and right pipe link together with the connecting sleeve, comparatively convenient and fast.

2. Through setting up nut, threaded rod isotructure, through rotating the nut for the threaded rod drives the seal cover and moves towards the position that is close to solid fixed ring, makes the tight counterbalance of seal cover and adapter sleeve, thereby has guaranteed the good leakproofness of device, avoids the device infiltration, influences the normal life of device.

Drawings

Fig. 1 is a schematic structural diagram of a steel-band reinforced polyethylene helical bellows according to the present invention;

fig. 2 is an enlarged schematic view of a portion a of a steel strip reinforced polyethylene helical bellows provided in the present invention;

fig. 3 is a side view of the steel strip reinforced polyethylene helical bellows provided by the present invention.

In the figure: the device comprises a connecting sleeve 1, a fixing ring 2, a left tube 3, a right tube 4, a limiting cavity 5, a limiting groove 6, a sealing sleeve 7, a groove 8, a fixing plate 9, a threaded rod 10, a nut 11, a sliding groove 12, a sliding block 13, a limiting block 14, a sliding rod 15, a spring 16, a pulling plate 17, a limiting rod 18 and a pulling ring 19.

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.

Referring to fig. 1-3, a steel band enhancement mode polyethylene helical bellows, including adapter sleeve 1, left pipe 3 and right pipe 4, adapter sleeve 1's inside symmetric center department welded fastening has solid fixed ring 2, gu fixed ring 2 carries on spacingly to the position that left pipe 3 and right pipe 4 lie in adapter sleeve 1, the external diameter size of left pipe 3 and right pipe 4 all cooperatees with adapter sleeve 1 internal diameter size, the equal equidistant three spacing chamber 5 of having seted up in the equal circumference in both ends position of adapter sleeve 1, left pipe 3, right pipe 4 and the equal equidistant three spacing groove 6 of having seted up in the equal circumference in the corresponding position in spacing chamber 5 in right pipe 4, each spacing groove 6 and each spacing chamber 5 one-to-one, equal sliding connection has seal cover 7 on left pipe 3 and the right pipe 4, be provided with sealing device on the seal cover 7, be provided with convenient to detach device in the spacing chamber 5.

Sealing device is including threaded rod 10, threaded rod 10 veneer is fixed at the lateral wall of seal cover 7, set up nut 11, threaded rod 10 isotructure, through rotating nut 11, make threaded rod 10 drive seal cover 7 towards the position removal near solid fixed ring 2, make seal cover 7 and the tight counterbalance of adapter sleeve 1, thereby the good leakproofness of device has been guaranteed, left side pipe 3 all glues with the lateral wall of right side pipe 4 and is fixed with fixed plate 9, threaded rod 10 runs through fixed plate 9, it is connected with nut 11 to rotate on the fixed plate 9, threaded rod 10 and 11 threaded connection of nut, left side pipe 3 all has been seted up with fixed plate 9 size of a dimension matched with sliding tray 12 with the lateral wall of right side pipe 4, fixed plate 9 sliding connection is inside sliding tray 12, three recess 8 has been seted up to the equidistant of lateral wall circumference of seal cover 7.

Convenient to detach device is including sliding block 13, sliding block 13 sliding connection is in the inside of spacing chamber 5, sliding block 13's diapire welded fastening has stopper 14, sliding block 13's roof welded fastening has slide bar 15, stopper 14 runs through the diapire of spacing chamber 5 and outwards stretches out, slide bar 15 runs through the roof of spacing chamber 5 and outwards stretches out welded fastening has pulling plate 17, the cover is equipped with spring 16 on the slide bar 15, spring 16's one end offsets with sliding block 13, the other end offsets with the roof of spacing chamber 5, pulling plate 17's diapire welded fastening has stopper 18, pulling plate 17's roof veneer is fixed with pull ring 19, through pulling pull ring 19, make stopper 14 break away from the cooperation with spacing groove 6, stopper 18 breaks away from the cooperation with recess 8 simultaneously, thereby make the device be convenient for dismantle.

The position of gag lever post 18 and recess 8 is corresponding and the size of a dimension cooperatees with the size of a dimension of recess 8, and the size of a dimension of stopper 14 cooperatees with the size of a dimension of spacing groove 6, and one side that solid fixed ring 2 was kept away from to gag lever post 18 and stopper 14 sets up to the arc structure, and fixed plate 9 all is located seal cover 7 and keeps away from one side of solid fixed ring 2.

In the utility model, when the device needs to be assembled, the left tube 3 and the right tube 4 are respectively sleeved at the left end and the right end of the connecting sleeve 1, because the working principle is similar, the left tube 3 is adopted for explaining, the left tube 3 firstly extrudes the stopper 14 in the process of entering the connecting sleeve 1, so that the stopper 14 retracts into the limiting cavity 5, when the left tube 3 moves to the position of the limiting groove 6 corresponding to the position of the stopper 14, the stopper 14 enters the limiting groove 6 under the action of the spring 16 to match with the limiting groove 6, one end of the left tube 3 is propped against one side of the fixing ring 2, when the matching is finished, the nut 11 is rotated, the nut 11 drives the threaded rod 10 to rotate, thereby driving the sealing sleeve 7 to move towards the direction close to the fixing ring 2, the sealing sleeve 7 pushes the limiting rod 18 to move when moving, when the groove 8 corresponds to the position of the limiting rod 18, the limiting rod 18 enters the sealing sleeve 7 under the action of the spring 16, so that the sealing sleeve 7 is limited, the sealing sleeve 7 is tightly abutted to the connecting sleeve 1, the sealing performance of the device is ensured, and the water seepage is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A steel band reinforced polyethylene helical bellows comprises a connecting sleeve (1), a left pipe (3) and a right pipe (4), it is characterized in that a fixed ring (2) is welded and fixed at the symmetrical center of the inner part of the connecting sleeve (1), the outer diameter sizes of the left pipe (3) and the right pipe (4) are matched with the inner diameter size of the connecting sleeve (1), three limiting cavities (5) are uniformly arranged at the two ends of the connecting sleeve (1) at equal intervals on the circumference, three limiting grooves (6) are arranged on the corresponding positions of the left tube (3), the right tube (4) and the limiting cavities (5) at equal intervals on the circumference, each limiting groove (6) is in one-to-one correspondence with each limiting cavity (5), the left pipe (3) and the right pipe (4) are both connected with a sealing sleeve (7) in a sliding way, the sealing sleeve (7) is provided with a sealing device, and the limiting cavity (5) is internally provided with a device convenient to detach.

2. The steel strip reinforced polyethylene helical bellows as claimed in claim 1, wherein the sealing device comprises a threaded rod (10), the threaded rod (10) is fixed on the side wall of the sealing sleeve (7) in a gluing manner, the outer side walls of the left tube (3) and the right tube (4) are fixed with a fixing plate (9) in a gluing manner, the threaded rod (10) penetrates through the fixing plate (9), the fixing plate (9) is rotatably connected with a nut (11), the threaded rod (10) is in threaded connection with the nut (11), the outer side walls of the left tube (3) and the right tube (4) are provided with sliding grooves (12) matched with the fixing plate (9) in size, the fixing plate (9) is in sliding connection with the inside of the sliding grooves (12), and three grooves (8) are formed in the outer side wall of the sealing sleeve (7) at equal intervals.

3. The steel strip reinforced polyethylene helical bellows as claimed in claim 2, wherein the device for facilitating disassembly comprises a sliding block (13), the sliding block (13) is slidably connected inside the limit cavity (5), a limit block (14) is fixedly welded to the bottom wall of the sliding block (13), a sliding rod (15) is fixedly welded to the top wall of the sliding block (13), the limit block (14) penetrates through the bottom wall of the limit cavity (5) and extends outwards, a pulling plate (17) is fixedly welded to the top wall of the limit cavity (5) and extends outwards, a spring (16) is sleeved on the sliding rod (15), one end of the sliding rod (16) abuts against the sliding block (13) and the other end abuts against the top wall of the limit cavity (5), a limit rod (18) is fixedly welded to the bottom wall of the pulling plate (17), and a pull ring (19) is glued and fixed on the top wall of the pull plate (17).

4. A steel strip reinforced polyethylene helical bellows as claimed in claim 3, wherein the stop lever (18) corresponds in position to the groove (8) and is dimensioned to fit the groove (8).

5. A steel strip reinforced polyethylene helical bellows as claimed in claim 3, wherein the size of the stopper (14) matches with the size of the stopper groove (6), and the side of the stopper rod (18) and the stopper (14) away from the fixing ring (2) are arranged in an arc structure.

6. A steel strip reinforced polyethylene helical bellows as claimed in claim 2, wherein the fixing plates (9) are located on the side of the sealing sleeve (7) remote from the fixing ring (2).

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