CN218883328U

CN218883328U - Low smoke and zero halogen of resistant high low temperature area lid elbow

Info

Publication number: CN218883328U
Application number: CN202223222897.1U
Authority: CN
Inventors: 魏丽慧
Original assignee: Guangdong Ctube Industry Co ltd
Current assignee: Guangdong Ctube Industry Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-18
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a low smoke and zero halogen of high and low temperature resistant elbow with cover relates to the elbow technical field, including the return bend, one end of the return bend is fixedly connected with one end of the horizontal pipeline, the other end of the return bend is fixedly connected with one end of the vertical pipeline, the lateral wall of the return bend is convexly provided with an inspection channel, and the inspection channel is communicated with the inside of the return bend; the external thread of the inspection channel is screwed with a threaded cover, a sealing device is arranged in the threaded cover, and a convenient-to-disassemble connecting device is sleeved outside the vertical pipeline; carry on spacingly to between perpendicular pipeline and the connecting tube through setting up sleeve pipe and screwed pipe, can prevent that the connecting tube from shifting, rotate the screwed pipe simultaneously and just can relieve the screwed pipe spacing between to connecting tube and the perpendicular pipeline, it is convenient to dismantle, is convenient for maintain return bend department.

Description

Low smoke and zero halogen area of resistant high low temperature is covered elbow

Technical Field

The utility model belongs to the technical field of the elbow technique and specifically relates to a low smoke and zero halogen area of high and low temperature resistant lid elbow.

Background

The elbow with the cover is a common pipeline device in a domestic sewage discharge pipeline and is used for connecting the elbow of the pipeline and changing the direction of the pipeline, the elbow with the cover is low-smoke zero-halogen, has the characteristics of strong high and low temperature resistance, and can keep better properties at a low temperature of-45 ℃ to a high temperature of 150 ℃.

The inventor finds that in daily work, two ends of the low-smoke zero-halogen elbow with the cover are respectively connected with a pipeline which is inserted into the inner wall of the elbow, however, the vertically-installed pipeline is likely to shift downwards under the impact of water flow and the influence of gravity, and further the problem of water leakage at the joint of the pipeline is likely to occur

In order to solve the problem that the vertically-installed pipeline is likely to move downwards in use, threads are usually arranged on the inner wall of the elbow and the outer surface of the connecting pipeline in the prior art, the pipeline is limited by connecting the threads between the inner wall of the elbow and the outer surface of the connecting pipeline, however, when the elbow breaks down and needs to be maintained, the bottom end of the vertically-installed pipeline is usually connected with other pipelines and is difficult to rotate in a limited space, so that the vertically-installed pipeline and the elbow with the head cannot rotate, and further the problem of inconvenient disassembly and maintenance is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve when the return bend department breaks down and needs the maintenance, the pipeline bottom of perpendicular installation is connected with other pipelines usually, is difficult to rotate in limited space for can't rotate between the pipeline of perpendicular installation and the first return bend of taking, and then lead to the problem of inconvenient dismantlement and maintenance to provide a low smoke and zero halogen area lid elbow of resistant high microthermal.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high and low temperature resistant low smoke zero halogen elbow with a cover comprises a bent pipe, wherein one end of the bent pipe is fixedly connected with one end of a horizontal pipeline, and the other end of the bent pipe is fixedly connected with one end of a vertical pipeline;

the outer side wall of the bent pipe is convexly provided with an inspection channel, and the inspection channel is communicated with the interior of the bent pipe; the external thread of the inspection channel is screwed with a threaded cover, and a sealing device is arranged in the threaded cover;

the vertical pipeline is sleeved with a detachable connecting device; the easy-to-disassemble connecting device comprises an extension pipe, one end of the extension pipe is fixedly sleeved on the other end of the vertical pipeline, and a limiting step is formed at the connecting part of the outer side wall of the extension pipe and the outer side wall of the vertical pipeline; one end of a connecting pipeline is inserted into the extension pipe, and one end of the connecting pipeline is abutted against the other end of the vertical pipeline;

the vertical pipeline with be connected with the sleeve pipe between the connecting tube, sheathed tube one end mouth of pipe all is equipped with annular anticreep fixture block inwards to extend, anticreep platform movable sleeve is established on the vertical pipeline, fixedly connected with screwed pipe in the sheathed tube other end mouth of pipe, the lateral wall of connecting tube with the inner wall threaded connection of screwed pipe.

Optionally, the outer side wall of the connecting pipeline is provided with a threaded section for threaded connection with the inner wall of the threaded pipe;

when the thread section is in threaded connection with the inner wall of the threaded pipe, the lower surface of the anti-falling clamping block abuts against the limiting step.

Optionally, the outer surface of the connecting pipe is provided with a ring groove adjacent to the thread section above the thread section.

Optionally, a rubber ring is abutted between the other end of the vertical pipe and one end of the connecting pipe; the rubber ring is fixedly connected with the other end of the vertical pipeline.

Optionally, a rubber sleeve is fixedly sleeved outside the sleeve, and a plurality of grooves are formed in the surface of the rubber sleeve.

Optionally, the sealing device comprises a clamping ring, a clamping groove for clamping and fixing the clamping ring is formed in the inner wall of one side, away from the inspection channel, of the threaded cover, and a first sealing ring is fixedly connected to one side, away from the clamping groove, of the clamping ring; one end of the inspection channel is fixedly connected with a second sealing ring;

when the threaded cover is screwed and fixed with the inspection channel, the second sealing ring is abutted with the first sealing ring.

To sum up, the beneficial effects of the utility model are that:

carry on spacingly to between perpendicular pipeline and the connecting tube through setting up sleeve pipe and screwed pipe, can prevent that the connecting tube from shifting, rotate the screwed pipe simultaneously and just can relieve the screwed pipe spacing between to connecting tube and the perpendicular pipeline, it is convenient to dismantle, is convenient for maintain return bend department.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of a partial structure of the main body of the present invention.

Fig. 2 is a schematic sectional view of the vertical pipe of the present invention.

Fig. 3 is an enlarged schematic view of the point a of fig. 2 according to the present invention.

Fig. 4 is an enlarged schematic structural view of the utility model at B in fig. 2.

Description of the reference numerals:

1. bending the pipe; 2. a horizontal pipe; 3. inspecting the channel; 4. a threaded cap; 5. a sealing device; 51. a snap ring; 52. a card slot; 53. a first seal ring; 54. a second seal ring; 6. a vertical pipe; 7. the connecting device is convenient to disassemble; 71. an extension pipe; 72. a sleeve; 73. a threaded pipe; 74. an anti-falling clamping block; 75. a ring groove; 76. a rubber ring; 77. a rubber sleeve; 78. a groove; 8. and connecting the pipelines.

Detailed Description

To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described in the embodiments of the present invention with reference to the drawings, and obviously, the embodiments described below 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 efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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 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. 1-4, the embodiment discloses a high and low temperature resistant low smoke zero halogen elbow with a cover, which comprises an elbow 1, wherein one end of the elbow 1 is fixedly connected with one end of a horizontal pipeline 2, and the other end of the elbow 1 is fixedly connected with one end of a vertical pipeline 6;

the outer side wall of the elbow 1 is convexly provided with an inspection channel 3, and the inspection channel 3 is communicated with the inside of the elbow 1; the external thread of the inspection channel 3 is screwed with a threaded cover 4, and a sealing device 5 is arranged in the threaded cover 4;

the vertical pipeline 6 is sleeved with a detachable connecting device 7; the easy-to-detach connecting device 7 comprises an extension pipe 71, one end of the extension pipe 71 is fixedly sleeved on the other end of the vertical pipeline 6, and a limiting step is formed at the connecting part of the outer side wall of the extension pipe 71 and the outer side wall of the vertical pipeline 6; one end of a connecting pipeline 8 is inserted in the extension pipe 71, and one end of the connecting pipeline 8 is abutted with the other end of the vertical pipeline 6;

a sleeve 72 is connected between the vertical pipeline 6 and the connecting pipeline 8, an annular anti-falling clamping block 74 is arranged at a pipe orifice at one end of the sleeve 72 in an inward extending mode, the anti-falling platform is movably sleeved on the vertical pipeline 6, a threaded pipe 73 is fixedly connected in a pipe orifice at the other end of the sleeve 72, and the outer side wall of the connecting pipeline 8 is in threaded connection with the inner wall of the threaded pipe 73.

Specifically, the outer side wall of the connecting pipeline 8 is provided with a threaded section for threaded connection with the inner wall of the threaded pipe 73;

when the thread section is in threaded connection with the inner wall of the threaded pipe 73, the lower surface of the anti-falling fixture block 74 abuts against the limiting step.

Specifically, the outer surface of the connecting pipe 8 is provided with a ring groove 75 adjacent to the thread section above the thread section.

Specifically, a rubber ring 76 is abutted between the other end of the vertical pipe 6 and one end of the connecting pipe 8; the rubber ring 76 is fixedly connected with the other end of the vertical pipe 6.

Specifically, a rubber sleeve 77 is fixedly sleeved outside the sleeve 72, and a plurality of grooves 78 are formed in the surface of the rubber sleeve 77.

Specifically, the sealing device 5 comprises a clamping ring 51, a clamping groove 52 for clamping and fixing the clamping ring 51 is formed in the inner wall of one side, away from the inspection channel 3, of the threaded cover 4, and a first sealing ring 53 is fixedly connected to one side, away from the clamping groove 52, of the clamping ring 51; one end of the inspection channel 3 is fixedly connected with a second sealing ring 54;

when the screw cap 4 is screwed fixedly to the inspection channel 3, the second sealing ring 54 abuts against the first sealing ring 53.

The sleeve 72 and the threaded pipe 73 are arranged to limit the position between the vertical pipeline 6 and the connecting pipeline 8, so that the connecting pipeline 8 can be prevented from shifting, and meanwhile, the threaded pipe 73 can be rotated to relieve the limit of the threaded pipe 73 on the position between the connecting pipeline 8 and the vertical pipeline 6, so that the connection part can be maintained conveniently;

the top of the sleeve 72 is limited by the anti-falling fixture block 74, and when the inner wall of the sleeve 72 is abutted against the anti-falling fixture block 74, the sleeve 72 cannot move downwards, so that the space between the connecting pipeline 8 and the vertical pipeline 6 is further limited; by providing the ring groove 75, when the threaded pipe 73 is rotated, the threaded pipe 73 moves toward the ring groove 75, and the ring groove 75 provides a space for the thread protruding from the outer surface of the threaded pipe 73 to advance, so that the threaded pipe 73 can normally rotate; the rubber ring 76 is arranged to seal the connecting pipeline 8 and the vertical pipeline 6, so as to prevent water leakage at the connecting position; by providing the rubber sleeve 77 with the groove 78, the friction force is increased when the sleeve 72 is rotated, and the anti-slip effect is mainly achieved.

Through setting up first sealing washer 53, seal the junction of screw cap 4 and inspection passageway 3, prevent to leak, through setting up snap ring 51 and draw-in groove 52, the dismouting of first sealing washer 53 of being convenient for makes things convenient for first sealing washer 53's change, through setting up second sealing washer 54, further seal the junction of screw cap 4 and inspection passageway 3, even first sealing washer 53 damages, second sealing washer 54 still can play a role, and then ensures the leakproofness of pipeline.

The working principle is as follows: when the vertical pipeline 6 and the connecting pipeline 8 are required to be disassembled, the sleeve 72 is rotated through the rubber sleeve 77, the thread part of the threaded pipe 73 connected with the sleeve 72 enters the annular groove 75, the limitation of the threaded pipe 73 between the vertical pipeline 6 and the connecting pipeline 8 can be eliminated, the connecting pipeline 8 can be normally disassembled, when the inspection channel 3 is required to be sealed, the threaded cover 4 is screwed on the inspection channel 3 by rotating the threaded cover 4 until the threaded cover can not rotate any more, the first sealing ring 53 and the second sealing ring 54 are completely abutted, when the first sealing ring 53 needs to be replaced, the old first sealing ring 53 is directly taken out, and the clamping ring 51 of the new first sealing ring 53 is inserted into the clamping groove 52, so that the normal use can be realized.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a low smoke and zero halogen area of high and low temperature resistant lid elbow, includes return bend (1), its characterized in that: one end of the bent pipe (1) is fixedly connected with one end of the horizontal pipeline (2), and the other end of the bent pipe (1) is fixedly connected with one end of the vertical pipeline (6);

the outer side wall of the bent pipe (1) is convexly provided with an inspection channel (3), and the inspection channel (3) is communicated with the interior of the bent pipe (1); the external thread of the inspection channel (3) is screwed with a threaded cover (4), and a sealing device (5) is arranged in the threaded cover (4);

the vertical pipeline (6) is sleeved with a detachable connecting device (7); the easy-to-detach connecting device (7) comprises an extension pipe (71), one end of the extension pipe (71) is fixedly sleeved on the other end of the vertical pipeline (6), and a limiting step is formed at the connecting part of the outer side wall of the extension pipe (71) and the outer side wall of the vertical pipeline (6); one end of a connecting pipeline (8) is inserted into the extension pipe (71), and one end of the connecting pipeline (8) is abutted with the other end of the vertical pipeline (6);

perpendicular pipeline (6) with be connected with sleeve pipe (72) between connecting tube (8), the one end mouth of pipe of sleeve pipe (72) all is equipped with annular anticreep fixture block (74) inwards extending, anticreep fixture block activity cover is established on perpendicular pipeline (6), fixedly connected with screwed pipe (73) in the other end mouth of pipe of sleeve pipe (72), the lateral wall of connecting tube (8) with the inner wall threaded connection of screwed pipe (73).

2. The high and low temperature resistant low smoke zero halogen covered elbow of claim 1, characterized in that: the outer side wall of the connecting pipeline (8) is provided with a thread section which is in threaded connection with the inner wall of the threaded pipe (73);

when the thread section is in threaded connection with the inner wall of the threaded pipe (73), the lower surface of the anti-falling clamping block (74) is abutted to the limiting step.

3. The high and low temperature resistant low smoke zero halogen covered elbow of claim 2, characterized in that: and an annular groove (75) adjacent to the thread section is formed in the outer surface of the connecting pipeline (8) above the thread section.

4. The high and low temperature resistant low smoke zero halogen covered elbow according to claim 1, characterized in that: a rubber ring (76) is abutted between the other end of the vertical pipeline (6) and one end of the connecting pipeline (8); the rubber ring (76) is fixedly connected with the other end of the vertical pipeline (6).

5. The high and low temperature resistant low smoke zero halogen covered elbow of claim 1, characterized in that: the sleeve (72) is fixedly sleeved with a rubber sleeve (77), and the surface of the rubber sleeve (77) is provided with a plurality of grooves (78).

6. The high and low temperature resistant low smoke zero halogen covered elbow according to claim 1, characterized in that: the sealing device (5) comprises a clamping ring (51), a clamping groove (52) used for clamping and fixing the clamping ring (51) is formed in the inner wall of one side, away from the inspection channel (3), of the threaded cover (4), and a first sealing ring (53) is fixedly connected to one side, away from the clamping groove (52), of the clamping ring (51); one end of the inspection channel (3) is fixedly connected with a second sealing ring (54);

when the threaded cover (4) is screwed and fixed with the inspection channel (3), the second sealing ring (54) is abutted against the first sealing ring (53).