CN218582503U - Metal tube with high sealing performance - Google Patents
Metal tube with high sealing performance Download PDFInfo
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- CN218582503U CN218582503U CN202222750981.4U CN202222750981U CN218582503U CN 218582503 U CN218582503 U CN 218582503U CN 202222750981 U CN202222750981 U CN 202222750981U CN 218582503 U CN218582503 U CN 218582503U
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- sealing ring
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- fixedly connected
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Abstract
The utility model discloses a metal tube that leakproofness is strong, including first body and second body, the fixed intercommunication of right-hand member of first body has the neck bush, the external screw thread has been seted up to the lateral surface of neck bush, the right-hand member fixed mounting of first body has the transfer line that is located the neck bush medial surface, the left end fixed mounting of second body has the spacing ring. The utility model discloses a carry out the activity between the first sealing ring and cup joint, the second sealing ring of transfer line lateral surface contacts with left first sealing ring simultaneously, can accomplish the fixed of transfer line and second body, be close to neck bush and rotatory outer bush with the outer bush simultaneously, can accomplish the screw thread and cup joint under the internal thread of outer bush medial surface and the external screw thread effect of neck bush lateral surface this moment, and contact between the one end of outer bush medial surface and the spacing ring this moment, accomplish the connection of first body and second body, realize the quick sealing connection between two pipelines, the connection efficiency between the improvement tubular product.
Description
Technical Field
The utility model relates to a metal pipe fitting technical field specifically is a metal pipe that leakproofness is strong.
Background
The pipeline is a device which is connected by pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, and the metal pipeline is generally made of corrosion-resistant metal, which is different from the pipeline made of common materials, and the metal pipeline has higher structural strength, so the pipeline is applied to occasions with higher structural strength.
The common metal pipe is limited by processing limitation, a long metal pipe cannot be achieved, generally, two sections of metal pipes are connected, and therefore the purpose of long-distance conveying is achieved, certain problems still exist when the currently adopted metal pipe is used, for example, an inner lining metal pipe fitting with high sealing performance is disclosed in application number CN201921828818.7, the inner lining metal pipe fitting adopts an inner lining all-metal material to avoid plastic pollution inside a pipeline, meanwhile, the sealing performance of the metal pipe is improved by utilizing a sealing joint, but because the sealing joint is directly exposed in the air in the using process of the pipeline, long-time wind and sunlight can cause aging of a rubber ring part of the sealing joint, the sealing effect can be obviously influenced after the aging of the rubber ring, the leakage phenomenon is caused, and improvement is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a metal pipe that leakproofness is strong to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal pipe that leakproofness is strong, includes first body and second body, the fixed intercommunication of right-hand member of first body has the neck bush, the external screw thread has been seted up to the lateral surface of neck bush, the right-hand member fixed mounting of first body has the transfer line that is located the neck bush medial surface, the left end fixed mounting of second body has the spacing ring, the outer bush has been cup jointed in the lateral surface activity of second body, the internal thread has been seted up to the medial surface of outer bush, the outer bush cup joints through the external screw thread of internal thread and neck bush lateral surface.
As a further preferred aspect of the present technical solution, first sealing rings are fixedly mounted inside the second tube body at equal intervals, the infusion tube is movably sleeved with the first sealing ring located inside the second tube body, and the outer side surface of the infusion tube contacts with the inner side surface of the first sealing ring.
As a further preferred aspect of the present invention, a second seal ring located on the inner side surface of the inner hub is fixedly fitted to the outer side surface of the infusion tube, and the right end of the second seal ring contacts with one end of the first seal ring located on the left side.
When connecting, the dirt proof boot is stirred backward to the accessible, can expose the external screw thread of neck bush lateral surface this moment, insert the inside of second body with the transfer line this moment, and cup joint the activity between the one end of transfer line and two first sealing rings, the second sealing ring of transfer line lateral surface contacts with left first sealing ring simultaneously, can accomplish the fixed of transfer line and second body, be close to neck bush and rotatory outer bush with the outer bush simultaneously, can accomplish the screw and cup joint under the internal thread of outer bush medial surface and the external screw thread effect of neck bush lateral surface this moment, and contact between the one end of outer bush medial surface and the spacing ring this moment, accomplish the connection of first body and second body, realize the quick sealing connection between two pipelines, the connection efficiency between the improvement tubular product.
As a further preferred of this technical scheme, the equal fixed mounting in upper and lower both ends of first body lateral surface has the fixed block, the fixed block is kept away from the fixed pipe of the equal fixedly connected with in one end of first body, the movable block has been cup jointed in the inside activity of fixed pipe, the one end fixedly connected with of movable block is located the inside movable rod of fixed pipe, the right-hand member of movable rod runs through the right-hand member of fixed pipe.
As a further preferred aspect of the present technical solution, the left end of the inner cavity of the fixed tube is fixedly connected with a return spring, the right end of the return spring is fixedly connected with the left end of the movable block, and the end of the movable rod away from the fixed tube is fixedly connected with a dust-proof sleeve.
As a further preferred aspect of the present technical solution, the left end of the dust-proof sleeve is connected with the upper and lower movable rods, the dust-proof sleeve is movably sleeved with the first pipe body, and the dust-proof sleeve is located on the outer side surfaces of the inner bushing and the outer bushing.
As a further preferred aspect of this technical solution, the one end fixedly connected with first sealed pad of dirt proof boot, the right-hand member fixedly connected with second sealed pad of outer liner, first sealed pad and second sealed pad be in close contact with each other.
Because when stirring the dirt proof boot, the reset spring that is located the fixed intraduct is compressed, when no longer exerting backward pressure to the dirt proof boot, the tensile movable block of drive that reset spring automatic re-setting this moment moves relatively fixed intraductal lateral surface, the movable rod immediately moves to the lateral surface this moment, and finally drive the dirt proof boot and be close to towards the direction of second body, the dirt proof boot can be located the lateral surface of outer bush and neck bush this moment, and the first sealed pad of dirt proof boot one side and the sealed pad of second of outer bush one side between the close contact completion sealing process, can avoid the interference that external environment caused the inside seal, can effectively avoid seal assembly's ageing, improve the life of tubular product.
The utility model provides a metal tube that leakproofness is strong possesses following beneficial effect:
(1) The utility model discloses a stir the dirt proof boot backward, can expose the external screw thread of neck bush lateral surface this moment, insert the inside of second body with the transfer line this moment, and cup joint the activity between the one end of transfer line and two first sealing rings, the second sealing ring of transfer line lateral surface contacts with left first sealing ring simultaneously, can accomplish the fixed of transfer line and second body, be close to neck bush and rotatory outer bush with outer bush simultaneously, can accomplish the screw thread and cup joint under the external screw thread effect of the internal thread of outer bush medial surface and neck bush lateral surface this moment, and contact between the one end of outer bush medial surface and the spacing ring this moment, accomplish the connection of first body and second body, realize the quick sealing connection between two pipelines, the connection efficiency between the improvement tubular product.
(2) The utility model discloses a when stirring the dirt proof boot, be located the inside reset spring of fixed tube and compressed, when no longer exerting backward pressure to the dirt proof boot, the tensile movable block relative fixation intraductal lateral surface that drives of reset spring automatic re-setting this moment carries out the displacement, the movable rod carries out the displacement to the lateral surface immediately this moment, and finally drive the dirt proof boot and be close to towards the direction of second body, the dirt proof boot can be located the lateral surface of outer liner and neck bush this moment, and the sealed process of accomplishing of intimate contact between the sealed pad of first sealed pad of dirt proof boot one side and the second of outer liner one side, can avoid the interference that external environment caused to the inside seal, can effectively avoid seal assembly's ageing, improve the life of tubular product.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a sectional view of the internal structure of the fixing sleeve of the present invention;
FIG. 3 is an exploded view of the first and second tubular bodies of the present invention;
fig. 4 is a schematic sectional view of the first pipe and the second pipe of the present invention after being disassembled.
In the figure: 1. a first pipe body; 2. a second tube body; 3. a fixed block; 4. a fixed tube; 5. a return spring; 6. a movable block; 7. a movable rod; 8. a dust-proof sleeve; 9. a first gasket; 10. a second gasket; 11. an outer liner; 12. an internal thread; 13. a first seal ring; 14. an inner liner; 15. an external thread; 16. a transfusion tube; 17. a second seal ring; 18. a limit ring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The utility model provides a technical scheme: as shown in fig. 1 and 2 and fig. 3 and 4, in this embodiment, a metal tube with high sealing performance includes a first tube 1 and a second tube 2, an inner bushing 14 is fixedly communicated with a right end of the first tube 1, an external thread 15 is provided on an outer side surface of the inner bushing 14, an infusion tube 16 located on an inner side surface of the inner bushing 14 is fixedly installed on the right end of the first tube 1, a limit ring 18 is fixedly installed on a left end of the second tube 2, an outer bushing 11 is movably sleeved on an outer side surface of the second tube 2, an internal thread 12 is provided on an inner side surface of the outer bushing 11, and the outer bushing 11 is in threaded sleeve connection with the external thread 15 on the outer side surface of the inner bushing 14 through the internal thread 12.
As shown in fig. 3 and 4, first sealing rings 13 are fixedly installed inside the second tube 2 at equal intervals, an infusion tube 16 is movably sleeved with the first sealing ring 13 inside the second tube 2, an outer side surface of the infusion tube 16 contacts with an inner side surface of the first sealing ring 13, a second sealing ring 17 located on an inner side surface of the inner bushing 14 is fixedly sleeved on an outer side surface of the infusion tube 16, and a right end of the second sealing ring 17 contacts with one end of the first sealing ring 13 located on the left side.
When connecting, the accessible is shifted dirt proof boot 8 backward, can expose the external screw thread 15 of the 14 lateral surfaces in bush this moment, insert the inside of second body 2 with transfer line 16 this moment, and with the one end of transfer line 16 and two first sealing ring 13 between the activity cup joint, the second sealing ring 17 and the left first sealing ring 13 of the 16 lateral surfaces in transfer line contact simultaneously, can accomplish the fixed of transfer line 16 and second body 2, be close to bush 14 and rotatory outer bush 11 with outer bush 11 simultaneously, can accomplish the screw thread and cup joint under the internal thread 12 of 11 medial surfaces in bush and the external screw thread 15 effect of 14 lateral surfaces in bush at this moment, and contact between the one end of 11 medial surfaces in bush and spacing ring 18 this moment, accomplish the connection of first body 1 and second body 2, realize the quick sealing connection between two pipelines, improve the connection efficiency between the tubular product.
As shown in fig. 1, 2 and 4, the upper and lower both ends of the outer side surface of the first pipe body 1 are fixedly provided with a fixed block 3, the fixed block 3 is far away from the fixed pipe 4 which is fixedly connected with the fixed pipe 4, the movable block 6 is sleeved in the inner part of the fixed pipe 4, the movable rod 7 which is fixedly connected with the one end of the movable block 6 and is positioned in the fixed pipe 4 is arranged, the right end of the movable rod 7 penetrates through the right end of the fixed pipe 4, the left end of the inner cavity of the fixed pipe 4 is fixedly connected with a reset spring 5, the right end of the reset spring 5 is fixedly connected with the left end of the movable block 6, the movable rod 7 is far away from the dust-proof sleeve 8 which is fixedly connected with the one end of the fixed pipe 4, the left end of the dust-proof sleeve 8 is connected with the upper and lower movable rods 7, the dust-proof sleeve 8 is movably sleeved with the first pipe body 1, the dust-proof sleeve 8 is positioned on the outer side surface of the inner liner 14 and the outer liner 11, the one end of the dust-proof sleeve 8 is fixedly connected with a first sealing gasket 9, the right end of the outer liner 11 is fixedly connected with a second sealing gasket 10, and the first sealing gasket 9 and the second sealing gasket 10 are in close contact with each other.
Because when stirring dirt proof boot 8, the reset spring 5 that is located fixed pipe 4 inside is compressed, when no longer exerting backward pressure to dirt proof boot 8, reset spring 5 automatic re-setting is tensile this moment and is driven movable block 6 and carry out the displacement to fixed pipe 4 lateral surface relatively, the movable rod 7 carries out the displacement to the lateral surface immediately this moment, and finally drive dirt proof boot 8 and be close to towards the direction of second body 2, dirt proof boot 8 can be located the lateral surface of outer bush 11 and neck bush 14 this moment, and the inseparable contact between the sealed pad 10 of the sealed pad 9 of the first of dirt proof boot 8 one side and the sealed pad 10 of the second of outer bush 11 one side accomplishes sealed process, can avoid the interference that external environment caused to the internal seal, can effectively avoid seal assembly's ageing, improve the life of tubular product.
The utility model provides a metal tube that leakproofness is strong, concrete theory of operation as follows:
when the pipeline is connected, the dustproof sleeve 8 can be shifted backwards through the passage, the external thread 15 on the outer side surface of the inner bushing 14 can be exposed at the moment, the infusion tube 16 is inserted into the second tube body 2 at the moment, one end of the infusion tube 16 is movably sleeved between the two first sealing rings 13, meanwhile, the second sealing ring 17 on the outer side surface of the infusion tube 16 is contacted with the first sealing ring 13 on the left side, fixing of the infusion tube 16 and the second tube body 2 can be completed, the outer bushing 11 is close to the inner bushing 14 and rotates the outer bushing 11, at the moment, the threaded sleeve connection can be completed under the action of the internal thread 12 on the inner side surface of the outer bushing 11 and the external thread 15 on the outer side surface of the inner bushing 14, at the moment, one end of the inner side surface of the outer bushing 11 is contacted with the limiting ring 18, connection of the first tube body 1 and the second tube body 2 is completed, and due to shifting of the dustproof sleeve 8 backwards, the reset spring 5 positioned inside the fixed tube 4 is compressed, when pressure is no longer applied to the dustproof sleeve 8, at the reset spring 5 is automatically reset and stretches to drive the movable block 6 to displace relative to the outer side of the outer bushing 4, and the outer bushing 8 is close to the outer bushing, and the outer bushing 11 is closely contacted with the outer bushing, and the outer bushing 11, at the outer bushing can be sealed in the process of the outer bushing 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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.
Claims (7)
1. The utility model provides a metal pipe that leakproofness is strong, includes first body (1) and second body (2), its characterized in that: the fixed intercommunication of the right-hand member of first body (1) has interior bush (14), external screw thread (15) have been seted up to the lateral surface of interior bush (14), the right-hand member fixed mounting of first body (1) has transfer line (16) that are located interior bush (14) medial surface, the left end fixed mounting of second body (2) has spacing ring (18), outer bush (11) have been cup jointed in the lateral surface activity of second body (2), internal thread (12) have been seted up to the medial surface of outer bush (11), outer bush (11) cup joint through internal thread (12) and external screw thread (15) screw thread of interior bush (14) lateral surface.
2. The metal tube of claim 1, wherein: the utility model discloses a transfusion system, including second body (2), the inside equidistance fixed mounting of second body (2) has first sealing ring (13), transfer line (16) cup joint with the activity of first sealing ring (13) that are located second body (2) inside, the lateral surface of transfer line (16) contacts with the medial surface of first sealing ring (13).
3. The metal tube of claim 1, wherein: the outer side surface of the infusion tube (16) is fixedly sleeved with a second sealing ring (17) located on the inner side surface of the inner lining (14), and the right end of the second sealing ring (17) is in contact with one end of a first sealing ring (13) located on the left side.
4. The metal tube with high sealing performance as claimed in claim 1, wherein: the utility model discloses a fixed pipe, including first body (1), the equal fixed mounting in upper and lower both ends of first body (1) lateral surface has fixed block (3), the fixed block (3) are kept away from the fixed pipe (4) of the equal fixedly connected with in one end of first body (1), the inside activity of fixed pipe (4) has cup jointed movable block (6), the one end fixedly connected with of movable block (6) is located the inside movable rod (7) of fixed pipe (4), the right-hand member of movable rod (7) runs through the right-hand member of fixed pipe (4).
5. The metal tube of claim 4, wherein: the left end fixedly connected with reset spring (5) of fixed pipe (4) inner chamber, the right-hand member of reset spring (5) and the left end fixedly connected with of movable block (6), the one end fixedly connected with dirt proof boot (8) of fixed pipe (4) are kept away from in movable rod (7).
6. The metal tube of claim 5, wherein: the left end of the dustproof sleeve (8) is connected with the upper movable rod (7) and the lower movable rod (7), the dustproof sleeve (8) is movably sleeved with the first pipe body (1), and the dustproof sleeve (8) is located on the outer side faces of the inner lining (14) and the outer lining (11).
7. The metal tube of claim 5, wherein: the one end fixedly connected with first sealed pad (9) of dirt proof boot (8), the right-hand member fixedly connected with second of outer liner (11) seals up (10), the mutual in close contact with of first sealed pad (9) and second sealed pad (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222750981.4U CN218582503U (en) | 2022-10-19 | 2022-10-19 | Metal tube with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222750981.4U CN218582503U (en) | 2022-10-19 | 2022-10-19 | Metal tube with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218582503U true CN218582503U (en) | 2023-03-07 |
Family
ID=85374163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222750981.4U Active CN218582503U (en) | 2022-10-19 | 2022-10-19 | Metal tube with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218582503U (en) |
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2022
- 2022-10-19 CN CN202222750981.4U patent/CN218582503U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230620 Address after: No. 7146-7148, Hunan Road, Xinchang Town, Pudong New Area, Shanghai, 200120 Patentee after: SHANGHAI HUAJIAN PIPE & FITTINGS Co.,Ltd. Address before: 150026 Hengxi Tun, Xingxing Village, Tuanjie Town, Daowai District, Harbin City, Heilongjiang Province Patentee before: Harbin Zheyang Pipe Manufacturing Co.,Ltd. |