CN210600543U

CN210600543U - Can splice formula HDPE bellows

Info

Publication number: CN210600543U
Application number: CN201921175490.3U
Authority: CN
Inventors: 包小燕
Original assignee: Anhui Yuntong Pipe Industry Technology Co ltd
Current assignee: Anhui Yuntong Pipe Industry Technology Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-05-22
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a formula HDPE bellows can splice relates to the bellows field, and is troublesome to current piping erection, and the fixed not jail easy rupture cracked problem of junction, now proposes following scheme, and it includes relative first bellows, second bellows, the right-hand member outside of first bellows is fixed with external screw thread pipe, and fixed pipe, external screw thread pipe are located the inboard of fixed pipe, the left end outside of second bellows is fixed with the spacing circle, and the left end inboard of second bellows is fixed with the butt joint pipe, and the left end of butt joint pipe inserts in the first bellows, movable mounting has the cover to locate the connecting pipe in the spacing circle outside on the second bellows. This scheme is through the setting of butt joint pipe, fixture block, knob, connecting pipe, external screw thread pipe, spring and rubber seal, not only can make the firm in connection of first bellows, second bellows, and the intensity of joint department can obtain the reinforcing, avoids taking place the rupture, and the sealed effect after the pipeline concatenation is also good.

Description

Can splice formula HDPE bellows

Technical Field

The utility model relates to a bellows field especially relates to a formula HDPE bellows can splice.

Background

The double-wall corrugated pipe is a novel light pipe made of high-density polyethylene, has the characteristics of light weight, high pressure resistance, good toughness, fast construction, long service life and the like, has an excellent pipe wall structure design, greatly reduces the cost compared with pipes of other structures, and can replace a large number of concrete pipes and cast iron pipes. However, when the existing corrugated pipe is installed in a butt joint manner, the strength of the joint is reduced, the joint is easy to break, and the fixing is not firm enough and easy to loosen, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a splicing type HDPE corrugated pipe.

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

a splicing type HDPE corrugated pipe comprises a first corrugated pipe and a second corrugated pipe which are opposite, wherein an external threaded pipe is fixed on the outer side of the right end of the first corrugated pipe, a fixed pipe is arranged on the inner side of the fixed pipe, a limiting ring is fixed on the outer side of the left end of the second corrugated pipe, a butt joint pipe is fixed on the inner side of the left end of the second corrugated pipe, the left end of the butt joint pipe is inserted into the first corrugated pipe, a connecting pipe sleeved on the outer side of the limiting ring is movably mounted on the second corrugated pipe, the left end of the connecting pipe is in threaded connection with the outer side wall of the external threaded pipe, a mounting groove is formed in the fixed pipe, a sliding block is in sliding fit in the mounting groove, a pull rod with one end movably penetrating out of the mounting groove is fixed on one side of the sliding block, a pull block positioned on the outer side of the fixed pipe is fixed on the other side, and a spring is fixed between one side of the sliding block close to the drawing rod and the corresponding inner side wall of the mounting groove.

Preferably, the opposite ends of the first corrugated pipe and the second corrugated pipe are provided with annular placing grooves, and rubber sealing rings tensioned in the placing grooves are embedded in the placing grooves.

Preferably, a knob is fixed on the outer side of the connecting pipe, and anti-skid grains are arranged on the outer side wall of the knob along the circumferential direction.

Preferably, the inside wall of connecting pipe is equipped with the internal thread that matches with the external screw thread pipe, and the lateral wall of connecting pipe is equipped with the draw-in groove that matches with the fixture block, and the one end joint of fixture block is in the draw-in groove.

Preferably, the butt joint pipe is communicated with the first corrugated pipe and the second corrugated pipe, and two ends of the butt joint pipe are arranged in a horn shape.

Preferably, the length of the connecting pipe is greater than that of the external threaded pipe, and the outer diameter of the limiting ring is consistent with that of the external threaded pipe.

This scheme is through the setting of butt joint pipe, fixture block, knob, connecting pipe, external screw thread pipe, spring and rubber seal, not only can make the firm in connection of first bellows, second bellows, and the intensity of joint department can obtain the reinforcing, avoids taking place the rupture, and the sealed effect after the pipeline concatenation is also good. Whole simple structure, convenient operation, it is firm not only to connect, and compressive capacity is strong, is difficult to drop, and sealing performance is good simultaneously, and the leakproofness can be ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic view of the connecting pipe of the present invention.

Reference numbers in the figures: the device comprises a first corrugated pipe 1, a second corrugated pipe 2, a butt joint pipe 3, a fixed pipe 4, a limiting ring 5, an external threaded pipe 6, a connecting pipe 7, a knob 8, a mounting groove 9, a sliding block 10, a drawing rod 11, a clamping block 12, a spring 13, a rubber sealing ring 14 and a drawing block 15.

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 splicing type HDPE corrugated pipe comprises a first corrugated pipe 1 and a second corrugated pipe 2 which are opposite, wherein an external threaded pipe 6 is fixed on the outer side of the right end of the first corrugated pipe 1, a fixed pipe 4 is arranged, the external threaded pipe 6 is positioned on the inner side of the fixed pipe 4, a limit ring 5 is fixed on the outer side of the left end of the second corrugated pipe 2, a butt joint pipe 3 is fixed on the inner side of the left end of the second corrugated pipe 2, the left end of the butt joint pipe 3 is inserted into the first corrugated pipe 1, a connecting pipe 7 sleeved on the outer side of the limit ring 5 is movably installed on the second corrugated pipe 2, the left end of the connecting pipe 7 is in threaded connection with the outer side wall of the external threaded pipe 6, an installation groove 9 is arranged on the fixed pipe 4, a slide block 10 is in sliding fit in the installation groove 9, a pull rod 11 with one end movably penetrating through the installation groove 9, one side of the slider 10 far away from the pull rod 11 is fixed with a clamping block 12 which penetrates out of the mounting groove 9 and is clamped with the connecting pipe 7, and a spring 13 is fixed between one side of the slider 10 close to the pull rod 11 and the corresponding inner side wall of the mounting groove 9.

In this embodiment, first bellows 1, the looks remote site of second bellows 2 is equipped with annular standing groove, the embedded rubber seal 14 that is equipped with the tensioning in the standing groove of standing groove, the outside of connecting pipe 7 is fixed with knob 8, the lateral wall of knob 8 is equipped with anti-skidding line along circumference, the inside wall of connecting pipe 7 is equipped with the internal thread that matches with external screw thread pipe 6, and the lateral wall of connecting pipe 7 is equipped with the draw-in groove that matches with fixture block 12, the one end joint of fixture block 12 is in the draw-in groove, butt joint pipe 3 and

first bellows

1, 2 homogeneous phases of second bellows communicate, and the both ends of butt joint pipe 3 are the tubaeform setting, the length of connecting pipe 7 is greater than the length of external screw thread pipe 6, and the external diameter size of 5 is unanimous with external.

The utility model discloses in, the fixed mode between the part is in screw fixation or welded fastening.

When the utility model is used, firstly, the butt joint pipe 3 is inserted into the first corrugated pipe 1 to complete the butt joint work, then the drawing block 15 is pulled to draw the fixture block 12 into the mounting groove 9, then the knob 8 is rotated to make the connecting pipe 7 move to the left, at the moment, the left end of the connecting pipe 7 is screwed into the external threaded pipe 6 and is inserted into the fixed pipe 4, after the rotating is in place, the set fixture block 12 is clamped into the clamping groove under the elastic thrust action of the spring 13, thereby realizing the mounting work, the connecting pipe 7 is limited because the set fixture block 12 is clamped into the clamping groove, and the connecting pipe 7 is in threaded connection with the external threaded pipe 6, thereby the fixing effect of the connecting pipe 7 is good, further the connection of the first corrugated pipe 1 and the second corrugated pipe 2 is firm, and the butt joint pipe 3 is positioned at the joint of the first corrugated pipe 1 and the second corrugated pipe 2, and has the pressure resistance of the joint with, in addition, the sealing capacity can be enhanced by matching with the rubber sealing ring 14, the whole structure is simple, the operation is convenient, the connection is firm, the pressure resistance is strong, the falling is not easy, the sealing capacity is good, and the sealing performance can be guaranteed.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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

1. The utility model provides a formula HDPE bellows can splice, includes relative first bellows (1), second bellows (2), its characterized in that, the right-hand member outside of first bellows (1) is fixed with external screw thread pipe (6), and fixed pipe (4), external screw thread pipe (6) are located the inboard of fixed pipe (4), the left end outside of second bellows (2) is fixed with spacing circle (5), and the left end inboard of second bellows (2) is fixed with butt joint pipe (3), and the left end of butt joint pipe (3) inserts in first bellows (1), movable mounting has connecting pipe (7) of cover locating the spacing circle (5) outside on second bellows (2), and the lateral wall threaded connection of connecting pipe (7) left end and external screw thread pipe (6), be equipped with mounting groove (9) on fixed pipe (4), and sliding fit has slider (10) in mounting groove (9), one side of slider (10) is fixed with pull pole (11) that the mounting groove (9) was worn out in the one end activity, and the other end of pull pole (11) is fixed with and is located the pull piece (15) in the fixed pipe (4) outside, one side that pull pole (11) were kept away from in slider (10) is fixed with fixture block (12) of wearing out mounting groove (9) and with connecting pipe (7) joint, be fixed with spring (13) between the corresponding inside wall of one side that slider (10) is close to pull pole (11) and mounting groove (9).

2. The splittable corrugated HDPE pipe as claimed in claim 1, wherein the first corrugated pipe (1) and the second corrugated pipe (2) are provided with annular receiving grooves at opposite ends, and rubber sealing rings (14) are embedded in the receiving grooves.

3. The splittable HDPE corrugated pipe according to claim 1, wherein a knob (8) is fixed on the outer side of the connecting pipe (7), and the outer side wall of the knob (8) is provided with anti-slip lines along the circumferential direction.

4. The splicing type HDPE corrugated pipe as claimed in claim 1, wherein the inner side wall of the connecting pipe (7) is provided with an internal thread matching with the external thread pipe (6), the outer side wall of the connecting pipe (7) is provided with a clamping groove matching with the clamping block (12), and one end of the clamping block (12) is clamped in the clamping groove.

5. The splittable HDPE corrugated pipe according to claim 1, wherein the butt-joint pipe (3) is communicated with the first corrugated pipe (1) and the second corrugated pipe (2), and two ends of the butt-joint pipe (3) are arranged in a trumpet shape.

6. The splittable HDPE corrugated pipe according to claim 1, wherein the length of the connecting pipe (7) is greater than the length of the external threaded pipe (6), and the outer diameter of the limiting ring (5) is the same as the outer diameter of the external threaded pipe (6).