CN217683742U - Fastening device for pneumatic conveying pipeline connection - Google Patents
Fastening device for pneumatic conveying pipeline connection Download PDFInfo
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- CN217683742U CN217683742U CN202221345476.5U CN202221345476U CN217683742U CN 217683742 U CN217683742 U CN 217683742U CN 202221345476 U CN202221345476 U CN 202221345476U CN 217683742 U CN217683742 U CN 217683742U
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- diameter sealing
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Abstract
The utility model discloses a fastener that pneumatic transport pipe says and connects uses in the relevant technical field of pneumatic transport pipe way, and its technical scheme main points are: the device comprises a shell, wherein an opening is formed in the length direction of the shell, and a fastening piece for fastening the size of the opening is connected to the shell; a separating ring is fixed in the shell and arranged along the inner wall of the shell; one side of the separating ring is provided with a large-diameter sealing ring, the other side of the separating ring is provided with a small-diameter sealing ring, and the diameter of the inner ring with the large-diameter sealing ring and the small-diameter sealing ring is not larger than that of the inner ring of the separating ring; a filling ring coaxial with the shell is arranged at one side close to the small-diameter sealing ring; a zigzag connecting gap is arranged in the length direction of the filling ring; has the technical effects that: the vibration at the pipeline connecting part can be reduced, so that the pipeline connection is firmer.
Description
Technical Field
The utility model relates to a pneumatic conveying pipeline technical field that is relevant, in particular to fastener that pneumatic conveying pipeline connects.
Background
The pneumatic conveying is to convey granular materials in the closed pipeline along the airflow direction by utilizing the energy of the airflow, and is a specific application of the fluidization technology; the working principle of pneumatic pipeline transportation is similar to that of hydraulic pipeline transportation, and air is pressed into a pipeline by an air compressor, so that goods in the pipeline are pushed to slide along the pipe wall.
At present, the chinese utility model with publication number CN206456992U discloses a pneumatic conveying pipeline connecting piece fastening structure, including first gas-supply pipe and second gas-supply pipe, first gas-supply pipe left end is connected with a terminal surface of connecting piece I, through be equipped with connecting piece I and connecting piece II in the relative one side of first gas-supply pipe and second gas-supply pipe, be convenient for first gas-supply pipe and second gas-supply pipe carry out the butt joint fixed, be equipped with the round pin at the left end face of connecting piece I, round pin tip side surface is equipped with the dog, the dog plays to carry out the butt joint fixed with the movable rod, it has the pinhole to open at connecting piece II right-hand member face, be convenient for the round pin card to inlay in the inside of pinhole, fixed cover down is equipped with fixed cover with last fixed cover threaded connection formation is fixed around connecting piece II, be equipped with movable rod, fixture block and spring housing in the inside of fixed cover under and the fixed cover, the pulling makes the movable rod upwards move through the spring housing, be convenient for the round pin inserts the inside of pinhole and carry out the butt joint fixed with the movable rod.
The existing conveying system adopts a method of splicing pipelines together aiming at conveying materials in a long distance; but the concatenation to different pipelines is fixed does not have better improvement, and when the material got into the tubule from the thick pipe, the gas flow rate grow, and gas and material will produce bigger vibrations in the pipeline, probably lead to the not hard up of connecting tube, the condition of gas leakage appears.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fastener that pneumatic transport pipeline connects, its advantage is the vibrations that can reduce the pipe connection department to it is more firm to make the pipe connection.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a fastening device for connecting a pneumatic conveying pipeline comprises a shell, wherein an opening is formed in the length direction of the shell, and a fastening piece for fastening the size of the opening is connected to the shell; a separating ring is fixed in the shell and arranged along the inner wall of the shell; a large-diameter sealing ring is arranged on one side of the separating ring, a small-diameter sealing ring is arranged on the other side of the separating ring, and the diameter of the inner ring with the large-diameter sealing ring and the small-diameter sealing ring is not larger than that of the inner ring of the separating ring;
a filling ring coaxial with the shell is arranged at one side close to the small-diameter sealing ring; and a zigzag connecting gap is arranged in the length direction of the filling ring.
Through the technical scheme, the shell is used for covering the joint of the two connecting pipelines, and the shell is fixed on the joint of the two connecting pipelines by adjusting the size of the opening of the shell through the fastener, so that the two pipelines are firmly connected; the separating rings are used for respectively limiting the thick pipe and the thin pipe at two ends of the shell, and sealing rings with large and small diameters are connected between the separating rings and the pipeline, so that the thick pipe and the thin pipe are connected in a sealing manner, gas is prevented from flowing out, and the pneumatic conveying efficiency is improved; the diameters of the inner rings of the large-diameter sealing ring and the small-diameter sealing ring are smaller than that of the inner ring of the separating ring, so that gas is prevented from flowing out of the connecting part of the separating ring and the opening;
the packing has the packing ring between tubule and the shell, and the velocity of flow grow behind the tubule is flowed into from the thick pipe to gas and material, and the tubule will produce vibrations, and the packing ring is used for making tubule and thick union coupling more firm to reduce the vibrations of the junction of thick pipe and tubule, prevent that the gas leakage phenomenon from taking place in the pipe connection department.
The utility model discloses further set up to: a groove is formed in the outer circumferential surface of the filling ring, and a threaded hole corresponding to the groove is formed in the shell;
the shell is provided with a limiting groove, and the filling ring is provided with a limiting block matched with the limiting groove.
According to the technical scheme, the bolt penetrates through the threaded hole to enable the bottom of the bolt to abut against the groove, the bolt is screwed, and the contact between the filling ring and the thin tube is enhanced, so that the thin tube is firmly connected with the shell; thereby eliminating the vibration generated at the joint and preventing the air leakage phenomenon; the limiting block on the filling ring is matched with the limiting groove on the shell, and then the mounting position of the filling ring is limited, so that the groove on the filling ring is aligned with the threaded hole on the shell, and the bolt can be installed in the groove through the threaded hole.
The utility model discloses further set up to: a clamping component for enabling the thick pipe and the thin pipe to be in coaxial positions is fixed on the shell;
clamping subassembly includes two connecting plates, thick ferrule and tubule hoop, two the connecting plate is fixed in the shell both sides, thick ferrule and tubule hoop are fixed on the connecting plate, thick ferrule is located the shell and keeps away from the one end of packing the ring, tubule hoop is located the shell and is close to the one end of packing the ring.
According to the technical scheme, when the thick pipe and the thin pipe are assembled, the reinforcing assembly is used for enabling the two pipes to be in a coaxial position, so that the pipeline connection does not deviate; the two connecting plates are used for fixing the two thick and thin pipe hoops at the coaxial position, the thick pipe hoop is used for fixing a thick pipe, and the thin pipe hoop is used for fixing a thin pipe; and then the thick and thin pipes can be connected at the coaxial position, so that the gas and the material in the pipeline flow without being blocked and are smoother, and the pneumatic transportation efficiency is improved.
The utility model discloses further set up to: and notch grooves are formed in the outer edges of the large-diameter sealing ring and the small-diameter sealing ring.
Through above-mentioned technical scheme, the breach groove that the outward flange department of major diameter sealing washer and minor diameter sealing washer set up is used for restricting the position of sealing washer at the pipeline mouth, makes the sealing washer difficult emergence aversion phenomenon in pipeline mouth department, and then improves the leakproofness of pipeline, improves the efficiency of air conveying.
The utility model discloses further set up to: a rubber gasket is arranged in the shell, and a sawtooth-shaped connecting gap is formed in the rubber gasket.
According to the technical scheme, the rubber gasket is arranged in the shell, friction between the shell and the thick pipe is increased by the rubber gasket, and when the shell is clamped, the thick pipe can be clamped by the rubber gasket under uniform force application, so that the thick pipe is fixed more firmly;
the utility model discloses further set up to: be provided with the conducting strip between shell and the rubber packing ring, shell, thick pipe and tubule are connected respectively to the conducting strip.
Through above-mentioned technical scheme, the conducting strip is arranged in deriving the static that produces because the material collision in the pipeline to make the smooth transportation of material in the pipeline, improve pneumatic transport's efficiency.
The utility model discloses further set up to: the material of the filling ring is rubber.
Through above-mentioned technical scheme, the packing ring material is rubber, can alleviate the vibrations of pipeline to reduce the vibrations of junction, prevent to make the pipe connection more firm because vibrations connecting tube drops.
To sum up, the utility model discloses following beneficial effect has:
1. the separating ring in the shell is used for limiting the thick pipe and the thin pipe, and the sealing rings with large aperture and small aperture are used for increasing the sealing performance of the thick pipe and the thin pipe, so that the sealing performance between the two pipelines is better; the filling ring is used for reducing vibration generated at the joint of the pipeline; thereby making the pipe connection more secure.
2. The thick pipe hoop and the thin pipe hoop in the clamping assembly are used for enabling the thick and thin pipelines to be in the coaxial position, so that the flowing paths of gas and materials are not blocked and then flow more smoothly, and the pneumatic transportation efficiency is improved.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
FIG. 2 is a sectional view showing the entire structure of the present embodiment;
FIG. 3 is an exploded view of the housing, rubber gasket, and packing ring of the present embodiment;
FIG. 4 is a sectional view showing the positional relationship among the housing, the large-diameter seal ring and the small-diameter seal ring of the present embodiment;
FIG. 5 is an enlarged schematic view of portion A of FIG. 2;
FIG. 6 is an enlarged schematic view of portion B of FIG. 2;
fig. 7 is an enlarged schematic view of part C of fig. 2.
Reference numerals: 1. a thick pipe; 2. a thin tube; 3. a housing; 4. an opening; 5. a fastener; 6. a clamping plate; 7. a spacer ring; 8. a large diameter seal ring; 9. a small diameter seal ring; 10. filling the ring; 11. a connection gap; 12. a groove; 13. a threaded hole; 14. a clamping assembly; 16. a connecting plate; 17. a thick pipe hoop; 18. a thin pipe hoop; 19. a notch groove; 20. a rubber gasket; 21. a conductive strip; 22. a limiting groove; 23. and a limiting block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, 2 and 5, a fastening device for connecting pneumatic transport pipelines comprises a shell 3, wherein an opening 4 is formed in the length direction of the shell 3, clamping plates 6 are welded to two sides of the opening 4 respectively, a fastening piece 5 is connected between the two clamping plates 6, the fastening piece 5 is a bolt and a nut, the width of the opening 4 is reduced by screwing the bolt, and then the shell 3 relatively fixes the two pipelines; a separating ring 7 is welded in the middle of the inner wall of the shell 3 along the circumference of the shell 3, and a gap is arranged on the separating ring 7 below the opening 4; a large-diameter sealing ring 8 and a small-diameter sealing ring 9 are respectively arranged on two sides of the separating ring 7, and the diameters of the inner rings of the large-diameter sealing ring 8 and the small-diameter sealing ring 9 are not larger than that of the inner ring of the separating ring 7, so that gas is prevented from flowing out of a notch of the separating ring 7; the edges of the large-diameter sealing ring 8 and the small-diameter sealing ring 9, which are close to the two ports of the shell 3, are provided with notch grooves 19.
Referring to fig. 3 and 4, a filling ring 10 is coaxially arranged with the housing 3 at a side close to the small-diameter sealing ring 9, the filling ring 10 is arranged to be attached to the inner wall of the housing 3, the filling ring 10 abuts against the separating ring 7, a zigzag connecting gap 11 is arranged along the length direction of the filling ring 10, and the filling ring 10 is made of rubber; the rubber gasket 20 is coaxially arranged on one side close to the large-diameter sealing ring 9 and the shell 3, the rubber gasket 20 is attached to the inner wall of the shell 3, the rubber gasket 20 abuts against the separating ring 7, and the rubber gasket 20 is provided with a sawtooth-shaped connecting gap 11.
Referring to fig. 3, four threaded holes 13 are uniformly formed in the circumferential surface of the shell 3 on one side of the packing ring 10, a groove 12 matched with the threaded holes 13 is formed in the packing ring 10, a limiting block 23 is further arranged on the outer wall of the packing ring 10, and a limiting groove 22 matched with the limiting block 23 is formed in the shell 3, so that the positions of the shell 3 and the packing ring 10 are limited, and a bolt penetrates through the bottom of the threaded hole 13 and abuts against the groove 12.
Referring to fig. 6 and 7, conductive strips 21 are respectively fixed between the housing 3 and the rubber gasket 20 in a pressing manner, and one end of the conductive strip 21 on one side of the thick pipe 1 is positioned between the housing 3 and the rubber gasket 20, and the other end is positioned between the thick pipe 1 and the rubber gasket 20; the conductive strip 21 on one side of the thin tube 2 is positioned between the housing 3 and the filling ring 10 at one end and between the thin tube 2 and the filling ring 10 at the other end.
Referring to fig. 1, a clamping assembly 14 is arranged on the outer wall of the housing 3, the clamping assembly 14 includes two connecting plates 16, a thick pipe hoop 17 and a thin pipe hoop 18, the two connecting plates 16 are respectively arranged in parallel and symmetrically along the length direction of the housing 3, the thick pipe hoop 17 is located at one end of the housing 3 where the thick pipe 1 is placed, and the thick pipe hoop 17 is fixed at the end of the two connecting plates 16 by using bolts; the thin pipe hoop 18 is positioned at one end of the shell 3 where the thin pipe 2 is placed, and the thin pipe hoop 18 is fixed at the other end of the two connecting plates 16 by using bolts.
The installation process briefly describes: placing a rubber gasket 20 against the separating ring 7 and next to the inner wall of the shell 3, aligning a limiting block 23 on the filling ring 10 with a limiting groove 22 on the shell 3, pushing the filling ring 10 to abut against the separating ring 7, then aligning a gap groove 19 of the large-diameter sealing ring 8 with the thick pipe 1, aligning a gap groove 19 of the small-diameter sealing ring 9 with the thin pipe 2, respectively installing the two sealing rings on the thick pipe 1 and the thin pipe 2, and then pushing the thick pipe 1 and the thin pipe 2 into the shell 3 until the two sealing rings abut against the separating ring 7 respectively; then the thick pipe hoop 17 and the thin pipe hoop 18 in the clamping assembly 14 clamp and fix the thick pipe 1 and the thin pipe 2; then, the two clamping plates 6 are close to each other by using the fastening piece 5, so that the diameter of the shell 3 is reduced, and the function of fastening a pipeline is realized; finally, the filling ring 10 is screwed by bolts through the threaded holes 13 on the shell 3, so that the pipeline connection is firmer.
The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. A fastening device for connecting pneumatic conveying pipelines comprises a shell (3), wherein an opening (4) is formed in the length direction of the shell (3), and a fastening piece (5) for fastening the size of the opening (4) is connected to the shell (3); the device is characterized in that a separating ring (7) is fixed in the shell (3), and the separating ring (7) is arranged along the inner wall of the shell (3); a large-diameter sealing ring (8) is arranged on one side of the separating ring (7), a small-diameter sealing ring (9) is arranged on the other side of the separating ring (7), and the diameter of the inner ring with the large-diameter sealing ring (8) and the small-diameter sealing ring (9) is not larger than that of the inner ring of the separating ring (7);
a filling ring (10) which is coaxial with the shell (3) is arranged at one side close to the small-diameter sealing ring (9); the filling ring (10) is provided with a zigzag connecting gap (11) in the length direction.
2. The fastening device for pneumatic transport pipeline connection according to claim 1, characterized in that the outer circumferential surface of the packing ring (10) is provided with a groove (12), and the housing (3) is provided with a threaded hole (13) corresponding to the groove (12);
the shell (3) is provided with a limiting groove (22), and the filling ring (10) is provided with a limiting block (23) matched with the limiting groove (22).
3. A fastening device for pneumatic transport pipe connections according to claim 1, characterized in that a clamping assembly (14) for bringing the wide tube (1) and the narrow tube (2) into a coaxial position is fixed to the housing (3);
clamping subassembly (14) include two connecting plates (16), thick ferrule (17) and thin ferrule (18), two connecting plate (16) are fixed in shell (3) both sides, thick ferrule (17) and thin ferrule (18) are fixed on connecting plate (16), thick ferrule (17) are located shell (3) and keep away from the one end of filling ring (10), thin ferrule (18) are located shell (3) and are close to the one end of filling ring (10).
4. The fastening device for pneumatic transport pipeline connection according to claim 1, wherein a gap groove (19) is provided along the outer edges of the large-diameter sealing ring (8) and the small-diameter sealing ring (9).
5. A fastening device for pneumatic transport pipe connections according to claim 1, characterised in that a rubber gasket (20) is arranged in the housing (3), said rubber gasket (20) being provided with a serrated connection gap (11).
6. The fastening device for pneumatic transport pipeline connection according to claim 5, wherein the housing (3) is connected with a conductive strip (21), and the conductive strip (21) is connected with the housing (3), the thick pipe (1) and the thin pipe (2) respectively.
7. The fastening device for pneumatic transport pipe connections according to claim 1, characterized in that the material of the filler ring (10) is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345476.5U CN217683742U (en) | 2022-06-01 | 2022-06-01 | Fastening device for pneumatic conveying pipeline connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345476.5U CN217683742U (en) | 2022-06-01 | 2022-06-01 | Fastening device for pneumatic conveying pipeline connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217683742U true CN217683742U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221345476.5U Active CN217683742U (en) | 2022-06-01 | 2022-06-01 | Fastening device for pneumatic conveying pipeline connection |
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| Country | Link |
|---|---|
| CN (1) | CN217683742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116608350A (en) * | 2023-07-17 | 2023-08-18 | 山东科技大学 | Marine system pipeline with vibration reduction structure |
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2022
- 2022-06-01 CN CN202221345476.5U patent/CN217683742U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116608350A (en) * | 2023-07-17 | 2023-08-18 | 山东科技大学 | Marine system pipeline with vibration reduction structure |
| CN116608350B (en) * | 2023-07-17 | 2023-10-24 | 山东科技大学 | Marine system pipeline with vibration reduction structure |
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