CN211600255U - Return pipe leak protection connecting piece - Google Patents
Return pipe leak protection connecting piece Download PDFInfo
- Publication number
- CN211600255U CN211600255U CN201922419663.8U CN201922419663U CN211600255U CN 211600255 U CN211600255 U CN 211600255U CN 201922419663 U CN201922419663 U CN 201922419663U CN 211600255 U CN211600255 U CN 211600255U
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- China
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- connecting piece
- adsorbent
- return pipe
- connector
- lower connecting
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Abstract
The utility model relates to a backflow pipe leakage-proof connecting piece, which comprises an upper connecting piece, a lower connecting piece and an adsorbent placing bin, wherein the adsorbent placing bin is arranged on the contact surface of the two ends of the connecting piece and the backflow pipe; the upper connecting piece and the lower connecting piece are both in a semi-circular arc shape and are connected in a combined mode through screws and nuts. Go up the connecting piece and all be equipped with the adsorbent with the inboard both ends of lower connecting piece and place the storehouse, and the adsorbent is placed storehouse cang kou and is provided with the netted baffle of metal. Compared with the prior art, the utility model provides a back flow leak protection mechanism is provided with the adsorbent and places the storehouse, the adsorbent is placed and is placed the adsorbent in the storehouse, can adsorb the coal gas that pipeline junction revealed, prevents that coal gas from revealing to cause further harm outside the back flow leak protection connecting piece.
Description
Technical Field
The utility model relates to an industrial waste gas treatment field
Background
In the production process, when a crystallization pump is pumped into a mother liquor reflux saturator of a crystallization tank, the phenomenon of carrying water gas exists, and the gas can leak from a gap at the connection part of a reflux pipe and is reserved in a closed factory building; the phenomenon of the standard exceeding of the coal gas which is frequent in the length direction is caused, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art, the utility model provides a back flow leak protection connecting piece.
The utility model provides a technical scheme: a backflow pipe leakage-proof connecting piece comprises an upper connecting piece, a lower connecting piece and an adsorbent placing bin, wherein the adsorbent placing bin is arranged on the contact surface of the two ends of the connecting piece and a backflow pipe; the upper connecting piece and the lower connecting piece are both semicircular arcs and are connected in a combined mode through screws and nuts, the two ends of the inner side of the upper connecting piece and the two ends of the inner side of the lower connecting piece are both provided with an adsorbent placing bin, and a metal net-shaped baffle is arranged at the mouth of the adsorbent placing bin.
Preferably, the adsorbent can be activated carbon adsorbent.
Preferably, be located on the contact surface of upper and lower connecting piece, go up the connecting piece and be provided with two rectangle recesses along its length direction, the connecting piece corresponds down and is provided with two sand grips, when last connecting piece and lower connecting piece aggregate erection, the sand grip can be gone into in the recess.
Preferably, the surfaces of the upper connecting piece and the lower connecting piece which are contacted with each other are provided with polymer sealing layers.
Preferably, the contact part of the upper connecting piece and the lower connecting piece with the return pipe is also provided with a polymer sealing layer.
Preferably, go up the connecting piece with there is the cavity between lower connecting piece inner wall and the return pipe of encloseing, be provided with toxic gas sensor's probe in the cavity, toxic gas sensor display screen is located go up the connecting piece surface.
The utility model provides a back flow leak protection connecting piece's beneficial effect as follows:
(1) the utility model provides a back flow leak protection connecting piece is provided with the adsorbent and places the storehouse, the adsorbent is placed and is placed the adsorbent in the storehouse, can adsorb the coal gas that pipeline junction revealed, prevents that coal gas from revealing outside back flow leak protection connecting piece.
(2) The utility model provides a back flow leak protection connecting piece is equipped with toxic gas sensor, toxic gas sensor possesses on-the-spot audible-visual alarm function, reveals when back flow junction coal gas, and inside coal gas concentration surpasss the concentration warning line that the operating personnel predetermine, and audible-visual alarm can be opened to toxic gas sensor, reminds the operating personnel in time to handle the point of revealing, and the site can in time be revealed according to the position location of reporting to the police to the operating personnel on the one hand, and on the other hand can report to the police under the less circumstances of the volume of coal gas revealing, prevents to produce bigger safety problem.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:
fig. 1 is a side sectional view of a leakage preventing device for a return pipe provided by the present invention.
Fig. 2 is a formal diagram of a backflow pipe leakage prevention device provided by the present invention.
Fig. 3 is a structural diagram of an upper connecting piece of a backflow pipe leakage-proof device provided by the utility model.
Description of the drawings: 1-upper connecting piece, 2-lower connecting piece, 3-threaded hole, 4-screw, 5-adsorbent placing bin, 6-baffle, 7-activated carbon, 8-polymer sealing layer, 9-groove, 10-raised line, 11-probe, 12-display screen, 13-backflow pipe, 14-backflow pipe connecting piece and 15-cavity.
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. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, a backflow pipe leakage-proof connector includes an upper connector 1, a lower connector 2, and an adsorbent placing chamber 5 disposed on a contact surface of both ends of the connector with a backflow pipe 13; go up connecting piece 1 and connecting piece 2 down and be the semicircle type, through screw and nut built-up connection, the both ends of going up connecting piece 1 and connecting piece 2 inboard down all are equipped with the adsorbent and place storehouse 5, and the adsorbent is placed 5 mouths in the storehouse and is provided with netted baffle of metal 6.
Preferably, the adsorbent can be activated carbon 7 adsorbent.
The backflow pipe leakage-proof connecting piece of the embodiment is arranged at the joint of the two backflow pipes, and the activated carbon 7 adsorbent in the backflow pipe can adsorb a small amount of coal gas leaked from the joint.
Preferably, be located on the contact surface of upper and lower connecting piece, upper connecting piece 1 is provided with two rectangle recesses 9 along its length direction, lower connecting piece 2 corresponds and is provided with two sand grips 10, and when upper connecting piece 1 and lower connecting piece 2 aggregate erection, sand grip 10 can block in the recess 9.
Preferably, the surfaces of the upper connector 1 and the lower connector 2, which are in contact with each other, are provided with polymer sealing layers 8.
Preferably, the contact part of the upper connecting piece 1 and the lower connecting piece 2 and the return pipe is also provided with a polymer sealing layer 8.
The connecting structure can increase the air tightness of the upper connecting piece 1 and the lower connecting piece 2 and the contact positions of the upper connecting piece and the lower connecting piece with the return pipe.
Preferably, go up connecting piece 1 with 2 inner walls of lower connecting piece and enclosed return pipe exist cavity 15 within a definite time, be provided with toxic gas sensor's probe 11 in the cavity 15, toxic gas sensor display screen 12 is located go up 1 surfaces of connecting piece.
The toxic gas sensor of this embodiment specifically can select the model to be: the toxic gas sensor of SKA/NE-301 has an on-site acousto-optic alarm function, when gas leaks at the connecting part of the return pipe, the concentration of the gas inside exceeds a concentration warning line preset by an operator, the toxic gas sensor can start an acousto-optic alarm to remind the operator to timely treat the leaked point, on one hand, the operator can timely position the leaked point according to the alarm position, on the other hand, the toxic gas sensor can alarm under the condition of small gas leakage amount, and the generation of a larger safety problem is prevented.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (6)
1. A back flow pipe leak protection connecting piece which characterized in that: the backflow pipe leakage-proof connecting piece comprises an upper connecting piece, a lower connecting piece and an adsorbent placing bin which is arranged on the contact surface of the two ends of the connecting piece and the backflow pipe; the upper connecting piece and the lower connecting piece are both semicircular arcs and are connected in a combined mode through screws and nuts, the two ends of the inner side of the upper connecting piece and the two ends of the inner side of the lower connecting piece are both provided with an adsorbent placing bin, and a metal net-shaped baffle is arranged at the mouth of the adsorbent placing bin.
2. The return pipe leak-proof connector of claim 1, wherein the adsorbent can be activated carbon adsorbent.
3. The leakage-proof connecting piece of the return pipe of claim 1, wherein the upper connecting piece is provided with two rectangular grooves along the length direction thereof on the contact surface of the upper connecting piece and the lower connecting piece, and the lower connecting piece is correspondingly provided with two convex strips which are clamped into the grooves when the upper connecting piece and the lower connecting piece are assembled.
4. The return pipe leakage-proof connector as claimed in claim 1, wherein the upper connector and the lower connector are provided with a polymer sealing layer on their contact surfaces.
5. The return pipe leakage-proof connector as claimed in claim 1, wherein a polymer sealing layer is also provided at the contact portion of the upper connector and the lower connector with the return pipe.
6. The return pipe leakage-proof connecting piece according to claim 1, wherein a cavity is formed between the inner walls of the upper connecting piece and the lower connecting piece and the enclosed return pipe, a probe of a toxic gas sensor is arranged in the cavity, and a display screen of the toxic gas sensor is arranged on the outer surface of the upper connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922419663.8U CN211600255U (en) | 2019-12-27 | 2019-12-27 | Return pipe leak protection connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922419663.8U CN211600255U (en) | 2019-12-27 | 2019-12-27 | Return pipe leak protection connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211600255U true CN211600255U (en) | 2020-09-29 |
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ID=72597163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922419663.8U Active CN211600255U (en) | 2019-12-27 | 2019-12-27 | Return pipe leak protection connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211600255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001206A (en) * | 2021-10-22 | 2022-02-01 | 河北乾海管道制造有限公司 | Multilayer seamless pipeline for conveying crude oil at seabed |
-
2019
- 2019-12-27 CN CN201922419663.8U patent/CN211600255U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001206A (en) * | 2021-10-22 | 2022-02-01 | 河北乾海管道制造有限公司 | Multilayer seamless pipeline for conveying crude oil at seabed |
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