CN214367079U - Splicing type corrugated pipe - Google Patents

Abstract

The utility model discloses a splicing type corrugated pipe, which comprises a corrugated pipe main body, wherein a reinforcing mechanism is arranged outside the corrugated pipe main body, a splicing mechanism is arranged on the outer surface of the lower end of the corrugated pipe main body, wave patterns are arranged on the outer wall of the reinforcing mechanism, the splicing type corrugated pipe can effectively prolong the service life of the corrugated pipe through the arranged reinforcing mechanism, the strength of the corrugated pipe can be effectively improved, the main material of a wear-resistant layer is wear-resistant rubber, the wear-resistant performance of the material is good, the wear-resistant performance of the corrugated pipe can be improved, the service life of the corrugated pipe is prolonged, the main material of an anti-corrosive layer is polyurethane, the anti-corrosive performance is good, the main material of a reinforcing layer is carbon black, the strength of the corrugated pipe can be enhanced, the corrugated pipe can be well used, the corrugated pipe can be spliced more conveniently through the arranged splicing mechanism, make things convenient for later stage to dismantle and maintain, bring better use prospect.

Description

Splicing type corrugated pipe

Technical Field

The utility model relates to a bellows field specifically is a formula bellows can splice.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, the corrugated pipe is widely applied to instruments and meters, and mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force, the corrugated pipe has a thin pipe wall and high sensitivity, the measuring range is from tens of Pa to tens of MPa, the open end of the corrugated pipe is fixed, the sealing end is in a free state, and the auxiliary spiral spring or reed is used for increasing elasticity, the corrugated pipe extends along the length direction of the pipe under the action of internal pressure during working, so that the movable end generates displacement which has a certain relation with the pressure, the movable end drives a pointer to directly indicate the pressure, the corrugated pipe is often combined with the displacement sensor to form a pressure sensor which outputs electric quantity, and sometimes the corrugated pipe is also used as an isolating element, and the response speed of the corrugated pipe is lower than that of a Bourdon pipe due to the requirement of large volume change of the extension of the corrugated pipe, the bellows is adapted to measure low pressure.

When the existing corrugated pipe is installed and used, the corrugated pipe is inconvenient to splice, poor in protective performance, easy to corrode and break, and brings certain adverse effects to the use process of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a but concatenation formula bellows possesses convenient concatenation, anticorrosives, is difficult to advantages such as rupture, can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a can splice formula bellows, includes the bellows main part, the outside of bellows main part is provided with reinforcing mechanism, the lower extreme surface of bellows main part is provided with splicing mechanism, reinforcing mechanism's outer wall is provided with the wave type line, splicing mechanism includes connecting pipe, first screwed pipe, second screwed pipe, first snap ring, first spacing bolt, second snap ring and the spacing bolt of second, first screwed pipe is located the upper end surface of connecting pipe, the second screwed pipe is located the lower extreme surface of connecting pipe, first snap ring is located the upper end of first screwed pipe, first spacing bolt runs through in first snap ring, the second snap ring is located the lower extreme of second screwed pipe, the spacing bolt of second runs through in the second snap ring.

Preferably, a first fixing groove is formed between the connecting pipe and the first threaded pipe, the outer surface of the upper end of the connecting pipe is fixedly connected with the outer surface of the lower end of the first threaded pipe through the first fixing groove, a second fixing groove is formed between the connecting pipe and the second threaded pipe, and the outer surface of the lower end of the connecting pipe is fixedly connected with the outer surface of the upper end of the second threaded pipe through the second fixing groove.

Preferably, the reinforcing mechanism comprises a wear-resistant layer, an anticorrosive layer and a reinforcing layer.

Preferably, the anticorrosive coating is located the inner wall of wearing layer, the enhancement layer is located the inner wall of anticorrosive coating.

Preferably, be provided with the layer of pasting No. one between wearing layer and the anticorrosive coating, the inner wall of wearing layer is connected through the outer wall undetachable of pasting layer and anticorrosive coating No. one, be provided with the layer of pasting No. two between enhancement layer and the anticorrosive coating, the outer wall of enhancement layer is connected through the inner wall undetachable of pasting layer and anticorrosive coating No. two.

Preferably, the number of the bellows bodies is two.

(III) advantageous effects

Compared with the prior art, the utility model provides a but concatenation formula bellows possesses following beneficial effect:

1. this can splice formula bellows, reinforcing mechanism through setting up, can effectual improvement bellows life, can effectively improve the intensity of bellows, make the bellows be difficult to the rupture, this reinforcing mechanism includes the wearing layer, anticorrosive coating and enhancement layer, the main material of wearing layer is wear-resistant rubber, this material wear resistance is good, can improve the wear resistance of bellows, the life of improvement bellows, the main material of anticorrosive coating is polyurethane, the anticorrosive ability is good, the main material of enhancement layer is carbon black, can strengthen the intensity of bellows, guarantee the use that the bellows can be good.

2. The splicing type corrugated pipe can be more convenient for people to splice the corrugated pipe through the arranged splicing mechanism, and is convenient for later-stage disassembly and maintenance, the splicing mechanism comprises a connecting pipe, a first threaded pipe, a second threaded pipe, a first snap ring, a first limit bolt, a second snap ring and a second limit bolt, the outer surface of the upper end and the outer surface of the lower end of the connecting pipe are respectively provided with the first threaded pipe and the second threaded pipe, the first threaded pipe is sleeved in the upper corrugated pipe during splicing, the second threaded pipe is sleeved in the lower corrugated pipe, the inside of the corrugated pipe is provided with connecting threads, the threads on the surfaces of the two groups of threaded pipes are embedded with the threads on the inner wall of the corrugated pipe, so that a fixing effect is achieved, the first snap ring clamps the upper corrugated pipe and the first threaded pipe, the first limit bolt limits the first snap ring, the first snap ring is prevented from loosening, and the second snap ring clamps the lower corrugated pipe and the second threaded pipe, the second limit bolt limits the second snap ring to prevent the second snap ring from loosening.

Drawings

Fig. 1 is a schematic view of the overall structure of the splicing type corrugated pipe of the present invention.

Fig. 2 is an exploded view of the splicing mechanism in the splicing type corrugated pipe of the present invention.

Fig. 3 is a material analysis diagram of the reinforcing mechanism in the splittable corrugated pipe of the present invention.

In the figure: 1. a bellows body; 2. a reinforcing mechanism; 3. a splicing mechanism; 4. wave-shaped lines; 201. a wear layer; 202. an anticorrosive layer; 203. a reinforcing layer; 301. a connecting pipe; 302. a first threaded pipe; 303. a second threaded pipe; 304. a first snap ring; 305. a first limit bolt; 306. a second snap ring; 307. and a second limit bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a splicable corrugated pipe comprises a corrugated pipe main body 1, a reinforcing mechanism 2 disposed outside the corrugated pipe main body 1, a splicing mechanism 3 disposed on the outer surface of the lower end of the corrugated pipe main body 1, a wave pattern 4 disposed on the outer wall of the reinforcing mechanism 2, the splicing mechanism 3 comprising a connecting pipe 301, a first threaded pipe 302, a second threaded pipe 303, first snap ring 304, first spacing bolt 305, second snap ring 306 and second spacing bolt 307, first screwed pipe 302 is located the upper end surface of connecting pipe 301, second screwed pipe 303 is located the lower extreme surface of connecting pipe 301, first snap ring 304 is located the upper end of first screwed pipe 302, first spacing bolt 305 runs through in first snap ring 304, second snap ring 306 is located the lower extreme of second screwed pipe 303, second spacing bolt 307 runs through in second snap ring 306, the inside of bellows is provided with connecting thread, the screw thread on two sets of screwed pipe surfaces is gomphosis mutually with the screw thread of bellows inner wall.

Further, be provided with the fixed slot No. one between connecting pipe 301 and the first screwed pipe 302, the upper end surface of connecting pipe 301 is connected through the lower extreme surface fixed connection of a fixed slot and first screwed pipe 302, be provided with the fixed slot No. two between connecting pipe 301 and the second screwed pipe 303, the lower extreme surface of connecting pipe 301 is connected through the upper end surface fixed connection of No. two fixed slots and second screwed pipe 303, through the concatenation mechanism 3 that sets up, can make things convenient for people's concatenation bellows more, make things convenient for later stage dismantlement and maintenance.

Further, reinforcing mechanism 2 includes wearing layer 201, anticorrosive coating 202 and enhancement layer 203, and reinforcing mechanism 2 through setting up can effectual improvement bellows life, can effectively improve the intensity of bellows.

Further, anticorrosive coating 202 is located the inner wall of wearing layer 201, and enhancement layer 203 is located the inner wall of anticorrosive coating 202, and the main material of wearing layer 201 is wear-resisting rubber, and this material wear resistance is good, can improve the wear resistance of bellows.

Further, be provided with a paste the layer between wearing layer 201 and the anticorrosive coating 202, the inner wall of wearing layer 201 is connected through the outer wall non-detachable that a paste layer and anticorrosive coating 202, is provided with No. two between enhancement layer 203 and the anticorrosive coating 202 and pastes the layer, and the outer wall of enhancement layer 203 is connected through the inner wall non-detachable that No. two pasted layer and anticorrosive coating 202, and the main material of anticorrosive coating 202 is polyurethane, and corrosion protection performance is good.

Further, the number of the corrugated pipe main bodies 1 is two groups, one group is arranged at the upper end, and the other group is arranged at the lower end.

Principle of operation

The corrugated pipe comprises a corrugated pipe main body 1, a reinforcing mechanism 2, a splicing mechanism 3, wave-shaped grains 4, a wear-resistant layer 201, an anticorrosive layer 202, a reinforcing layer 203, a connecting pipe 301, a first threaded pipe 302, a second threaded pipe 303, a first snap ring 304, a first limit bolt 305, a second snap ring 306, a second limit bolt 307 and the like, the service life of the corrugated pipe can be effectively prolonged through the arranged reinforcing mechanism 2, the strength of the corrugated pipe can be effectively improved, the corrugated pipe is not easy to break, the reinforcing mechanism 2 comprises the wear-resistant layer 201, the anticorrosive layer 202 and the reinforcing layer 203, the wear-resistant layer 201 is made of wear-resistant rubber which is good in wear resistance, the wear resistance of the corrugated pipe can be improved, the service life of the corrugated pipe is prolonged, the main material of the anticorrosive layer 202 is polyurethane which is good in corrosion resistance, the main material of the reinforcing layer 203 is made of carbon black which can reinforce the strength of the corrugated pipe, the corrugated pipe can be well used, the corrugated pipe can be more conveniently spliced by people through the arranged splicing mechanism 3, the corrugated pipe is convenient to disassemble and maintain at a later stage, the splicing mechanism 3 comprises a connecting pipe 301, a first threaded pipe 302, a second threaded pipe 303, a first clamping ring 304, a first limiting bolt 305, a second clamping ring 306 and a second limiting bolt 307, the first threaded pipe 302 and the second threaded pipe 303 are respectively arranged on the outer surface of the upper end and the outer surface of the lower end of the connecting pipe 301, the first threaded pipe 302 is sleeved in the upper corrugated pipe during splicing, the second threaded pipe 303 is sleeved in the lower corrugated pipe, connecting threads are arranged inside the corrugated pipe, threads on the surfaces of the two groups of threaded pipes are embedded with threads on the inner wall of the corrugated pipe, so that a fixing effect is achieved, the corrugated pipe above the first clamping ring 304 is clamped with the first threaded pipe 302, the first limiting bolt 305 limits the first clamping ring 304, and prevents the first clamping ring 304 from loosening, the second snap ring 306 clamps the bellows below and the second threaded pipe 303, and the second limit pin 307 limits the second snap ring 306, so that the second snap ring 306 is prevented from loosening.

It is noted that, herein, relational terms such as first and second (a, b, etc.) 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.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A can splice formula bellows, includes bellows main part (1), its characterized in that: the corrugated pipe comprises a corrugated pipe main body (1), wherein a reinforcing mechanism (2) is arranged outside the corrugated pipe main body (1), a splicing mechanism (3) is arranged on the outer surface of the lower end of the corrugated pipe main body (1), wave-shaped grains (4) are arranged on the outer wall of the reinforcing mechanism (2), the splicing mechanism (3) comprises a connecting pipe (301), a first threaded pipe (302), a second threaded pipe (303), a first snap ring (304), a first limiting bolt (305), a second snap ring (306) and a second limiting bolt (307), the first threaded pipe (302) is located on the outer surface of the upper end of the connecting pipe (301), the second threaded pipe (303) is located on the outer surface of the lower end of the connecting pipe (301), the first snap ring (304) is located on the upper end of the first threaded pipe (302), the first limiting bolt (305) penetrates through the first snap ring (304), and the second snap ring (306) is located on the lower end of the second threaded pipe (303), the second limiting bolt (307) penetrates through the second clamping ring (306).

2. The splittable bellows of claim 1, wherein: be provided with the fixed slot No. one between connecting pipe (301) and first screwed pipe (302), the upper end surface of connecting pipe (301) is connected through the lower extreme surface fixed connection of fixed slot and first screwed pipe (302), be provided with the fixed slot No. two between connecting pipe (301) and second screwed pipe (303), the lower extreme surface of connecting pipe (301) is connected through the upper end surface fixed connection of fixed slot No. two with second screwed pipe (303).

3. The splittable bellows of claim 1, wherein: the reinforcing mechanism (2) comprises a wear-resistant layer (201), an anticorrosive layer (202) and a reinforcing layer (203).

4. The splittable bellows of claim 3, wherein: the anticorrosive coating (202) is located the inner wall of wearing layer (201), enhancement layer (203) is located the inner wall of anticorrosive coating (202).

5. The splittable bellows of claim 3, wherein: be provided with the layer of pasting No. one between wearing layer (201) and anticorrosive coating (202), the inner wall of wearing layer (201) is connected through the outer wall undetachable of pasting layer and anticorrosive coating (202) No. one, be provided with the layer of pasting No. two between enhancement layer (203) and anticorrosive coating (202), the outer wall of enhancement layer (203) is connected through the inner wall undetachable of pasting layer and anticorrosive coating (202) No. two.

6. The splittable bellows of claim 1, wherein: the number of the corrugated pipe main bodies (1) is two.

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