CN210566927U - Explosion-proof type prestressing force plastic bellows - Google Patents

Abstract

The utility model relates to a bellows technical field just discloses an explosion-proof type prestressed plastic bellows, including first body and second body, the lag has all been cup jointed to the outer wall of first body and second body, the one end that first body and second body are relative is fixed first go-between and the second go-between of being equipped with respectively, the fixed inserted block that is equipped with two upper and lower distributions of left side symmetry of first go-between sets up, the right side and two of second go-between the slot has all been seted up, two to the position department of correspondence of inserted block the inserted block is located two respectively the inside of slot, the circumference wall and two of second go-between the position department of correspondence of inserted block all is equipped with and is used for the stop gear fixed with the inserted block. The utility model discloses can avoid first body and second body to take place the phenomenon that bursts at the in-process that uses, the quick dismantlement between the first body of being convenient for simultaneously and the second body.

Description

Explosion-proof type prestressing force plastic bellows

Technical Field

The utility model relates to a bellows technical field especially relates to an explosion-proof type prestressing force plastic bellows.

Background

The plastic corrugated pipe is mainly used in municipal departments, water conservancy departments, post and telecommunications departments and the like, and can be used as a drainage and pollution discharge pipeline and for the installation of concrete projects such as expressway overpasses, viaducts, railway bridges and the like. The plastic corrugated pipe appearing in the current market is a corrugated pipe which takes high-density polyethylene as a main raw material, is extruded from the inside and the outside respectively, is formed at one time, has a smooth inner wall and a trapezoidal corrugated outer wall; a plastic corrugated pipe with a spiral thread structure is also arranged; prestressed metal corrugated pipe and corrugated pipe of other rubber and plastic products.

When the existing prestressed plastic corrugated pipe is used, two prestressed plastic corrugated pipes are required to be connected due to the fact that the length of the existing prestressed plastic corrugated pipe is not enough, the existing prestressed plastic corrugated pipe is fixed in connection mode, and the functions of quick installation and disassembly cannot be achieved, so that the work efficiency of constructors is reduced, and the anti-explosion performance of the prestressed plastic corrugated pipe is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the connection mode of the prestressed plastic corrugated pipe is inconvenient in the prior art and the explosion-proof performance is not good, and the explosion-proof prestressed plastic corrugated pipe is provided.

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

the utility model provides an explosion-proof type prestressing force plastic corrugated pipe, includes first body and second body, the lag has all been fixed to overlap to the outer wall of first body and second body, the one end that first body and second body are relative is fixed respectively and is equipped with first go-between and second go-between, the fixed inserted block that distributes and set up about two that is equipped with of left side symmetry of first go-between, the right side and two of second go-between the slot has all been seted up to the position department of correspondence of inserted block, two the inserted block is located two respectively the inside of slot, the circumference wall and two of second go-between the position department of correspondence of inserted block all is equipped with and is used for the stop gear fixed with the inserted block.

Preferably, stop gear includes screw rod, nut and spacing ring, the circular slot has been seted up with the position department that corresponds of inserted block to the circumference wall of second go-between, the bar mouth has been seted up on the right side of circular slot, the screw rod is located the inside of circular slot and one end pass the bar mouth and with the downside fixed connection of inserted block, the spacing ring is located the inside of circular slot and cup joints with the pole wall activity of screw rod, the spacing ring passes through the screw-thread fit chucking of nut and screw rod in the inside of circular slot.

Preferably, the protective sleeve is mainly woven by stainless steel metal steel wires.

Preferably, the nut is arranged to extend to the outside of the circular groove.

Preferably, the first connecting ring and the first pipe body and the second connecting ring and the second pipe body are integrally arranged.

Compared with the prior art, the utility model provides an explosion-proof type prestressing force plastic bellows possesses following beneficial effect:

1. this explosion-proof type prestressing force plastic corrugated pipe through the lag of setting on first body and second body outer wall, can avoid first body and second body to take place the phenomenon of bursting at the in-process that uses.

2. This explosion-proof type prestressing force plastic corrugated pipe through inserted block, slot, screw rod, nut and the spacing ring that is equipped with, through screwing up the nut with the inside of spacing ring chucking at the circular slot to fixed spacing between inserted block and the slot has been accomplished, and then has accomplished the high-speed joint between first body and the second body.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can avoid first body and second body to take place the phenomenon that bursts at the in-process that uses, the quick dismantlement between the first body of being convenient for simultaneously and the second body.

Drawings

Fig. 1 is a schematic structural view of an explosion-proof prestressed plastic corrugated pipe according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic view illustrating the connection of the first connection ring and the second connection ring of fig. 1.

In the figure: the pipe comprises a first pipe body 1, a second pipe body 2, a protective sleeve 3, a first connecting ring 4, a second connecting ring 5, an inserting block 6, an inserting groove 7, a screw rod 8, a nut 9, a limiting ring 10, a circular groove 11 and a strip-shaped opening 12.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, an explosion-proof type prestressed plastic corrugated pipe comprises a first pipe body 1 and a second pipe body 2, protective sleeves 3 are fixedly sleeved on the outer walls of the first pipe body 1 and the second pipe body 2, a first connecting ring 4 and a second connecting ring 5 are fixedly arranged at one ends, opposite to the first pipe body 1 and the second pipe body 2, two inserting blocks 6 which are distributed up and down are symmetrically and fixedly arranged on the left side of the first connecting ring 4, slots 7 are formed in the positions, corresponding to the positions of the two inserting blocks 6, on the right side of the second connecting ring 5, the two inserting blocks 6 are respectively located inside the two slots 7, and limiting mechanisms used for fixing the inserting blocks 6 are arranged at the positions, corresponding to the positions, of the circumferential wall of the second connecting ring 5 and the two inserting blocks 6.

Stop gear includes screw rod 8, nut 9 and spacing ring 10, circular slot 11 has been seted up with the position department of correspondence of inserted block 6 to the circumference wall of second go-between 5, bar mouth 12 has been seted up on the right side of circular slot 11, screw rod 8 is located inside and the one end of circular slot 11 and passes bar mouth 12 and with the downside fixed connection of inserted block 6, spacing ring 10 is located the inside of circular slot 11 and cup joints with the pole wall activity of screw rod 8, spacing ring 10 passes through the screw-thread fit chucking of nut 9 and screw rod 8 in the inside of circular slot 11, through screwing up nut 9 with the inside of spacing ring card 10 at circular slot 11, thereby fixed spacing between inserted block 6 and the slot 7 has been accomplished, and then the high-speed joint between first body 1 and the second body 2 has been accomplished.

The protection sleeve 3 is mainly woven by stainless steel metal steel wires, so that the phenomenon of bursting during the use of the first pipe body 1 and the second pipe body 2 can be avoided.

The nut 9 is the outside setting that extends to circular slot 11, thereby the constructor of being convenient for twist nut 9 is convenient for with the dismouting of first connecting ring 4 and second connecting ring 5.

The first connecting ring 4 and the first pipe body 1 and the second connecting ring 5 and the second pipe body 2 are integrally arranged.

The utility model discloses in, during the use, because the outer wall of first body 1 and second body 2 all is provided with lag 3, can avoid first body 1 and second body 2 to take place the phenomenon of bursting at the in-process that uses, when first body 1 and second body 2 are connected as required, insert the inside of slot 7 on the second go-between 5 with inserted block 6 on the first go-between 4, simultaneously screw rod 8 inserts to the inside of circular slot 11 through bar mouth 12, through screwing up nut 9 with the inside of spacing ring card 10 tight at circular slot 11, thereby fixed spacing between inserted block 6 and the slot 7 has been accomplished, and then accomplished the high-speed joint between first body 1 and the second body 2, unscrew nut 9 simultaneously, can realize the quick dismantlement between first body 1 and the second body 2, constructor's work efficiency has been improved.

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 (5)

1. An explosion-proof prestressed plastic corrugated pipe comprises a first pipe body (1) and a second pipe body (2), it is characterized in that the outer walls of the first pipe body (1) and the second pipe body (2) are fixedly sleeved with protective sleeves (3), a first connecting ring (4) and a second connecting ring (5) are respectively and fixedly arranged at the opposite ends of the first pipe body (1) and the second pipe body (2), two inserting blocks (6) which are distributed up and down are symmetrically and fixedly arranged at the left side of the first connecting ring (4), slots (7) are respectively arranged at the positions of the right side of the second connecting ring (5) corresponding to the positions of the two inserting blocks (6), the two inserting blocks (6) are respectively positioned inside the two slots (7), and the circumferential wall of the second connecting ring (5) and the corresponding positions of the two inserting blocks (6) are provided with limiting mechanisms for fixing the inserting blocks (6).

2. An explosion-proof type prestressed plastic corrugated pipe according to claim 1, wherein the limiting mechanism comprises a screw (8), a nut (9) and a limiting ring (10), a circular groove (11) is formed in the position corresponding to the position of the insert block (6) on the circumferential wall of the second connecting ring (5), a strip-shaped opening (12) is formed in the right side of the circular groove (11), the screw (8) is located inside the circular groove (11), one end of the screw passes through the strip-shaped opening (12) and is fixedly connected with the lower side of the insert block (6), the limiting ring (10) is located inside the circular groove (11) and is movably sleeved with the rod wall of the screw (8), and the limiting ring (10) is tightly clamped inside the circular groove (11) through the threaded fit of the nut (9) and the screw (8).

3. An explosion proof type prestressed plastic corrugated pipe as claimed in claim 1, characterized in that said protecting jacket (3) is mainly woven of stainless steel metal steel wires.

4. An explosion proof type prestressed plastic corrugated pipe as claimed in claim 2, characterized in that said nut (9) is provided in an external arrangement extending to the circular groove (11).

5. An explosion proof type prestressed plastic corrugated pipe as claimed in claim 1, characterized in that said first connection ring (4) and first pipe body (1) and said second connection ring (5) and second pipe body (2) are integrally provided.

Images