CN212131659U - High-sealing-performance joint core for high-pressure hose - Google Patents

High-sealing-performance joint core for high-pressure hose Download PDF

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Publication number
CN212131659U
CN212131659U CN202020859526.6U CN202020859526U CN212131659U CN 212131659 U CN212131659 U CN 212131659U CN 202020859526 U CN202020859526 U CN 202020859526U CN 212131659 U CN212131659 U CN 212131659U
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sealing
seat
ring
joint
pressure
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CN202020859526.6U
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李盼盼
毕建明
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Dalian Renault Fluid Transmission Equipment Co ltd
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Dalian Renault Fluid Transmission Equipment Co ltd
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Abstract

The utility model discloses a high sealing performance's joint core for high pressure hose relates to high-pressure tube technical field. The utility model discloses a joint seat, sealing connection seat and end cover all are provided with sealed preforming and mutual fixed connection between joint seat and the sealing connection seat and between sealing connection seat and the end cover, and the inside of joint seat is fixed with junction pipe, junction pipe and high-pressure tube body fixed connection are provided with mechanical seal subassembly in the sealing connection seat. The utility model discloses a set up mechanical seal subassembly, first sealing washer, the ladder is protruding, sealed preforming and packing seal assembly, move static seal and combine together, improve sealed effect greatly, mechanical seal combines together with the packing is sealed, further improve sealed effect, through setting up joint seat, sealing connection seat and end cover, make this joint core convenient to install and dismantle, and through setting up the connecting plate, make that the high-pressure tube ring flange can be more firm fix on the joint seat, the high-pressure tube body is difficult for breaking away from the joint core.

Description

High-sealing-performance joint core for high-pressure hose
Technical Field
The utility model belongs to the technical field of the high-pressure tube, especially, relate to a high leakproofness can's joint core for high-pressure hose.
Background
The high-pressure pipe is a pipe that can bear pressure, utilizes this pipe to carry liquid, and its kind is many, has the steel pipe, the copper pipe, nonrust steel pipe, and other and so on, and high-pressure hose can bear highly compressed flexible line, extensively is used for industrial production, life, and high-pressure hose divide into: the high-pressure flexible pipe is soft and good in elasticity; the shock absorption effect is excellent; the range of the working pressure resistance is wide; the high-pressure hose has the advantages of various sizes and types, the high-pressure hose needs to be connected through the joint in the actual use process, but the existing joint core for the high-pressure hose has single sealing measure and unsatisfactory sealing performance, so that the prior art needs to be improved to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high leakproofness can't connect the core for high pressure hose, through setting up mechanical seal subassembly, first sealing washer, ladder arch and sealed preforming, the sound is sealed to combine together, improve sealed effect greatly, through setting up mechanical seal subassembly and filler seal subassembly, mechanical seal combines together with the filler seal, further improve sealed effect, through setting up the joint socket, sealing connection seat and end cover, make this joint core convenient to install and dismantle, and through setting up the connecting plate, make the high-pressure tube flange dish can be more firm fix on the joint socket, the high-pressure tube body is difficult for breaking away from the joint core, it is single to have solved current high pressure hose with joint core sealing measure, the unsatisfactory problem of sealing performance.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a high sealing performance's joint core for high pressure hose, including joint seat, sealing connection seat and end cover, all be provided with sealed preforming and mutual fixed connection between joint seat and the sealing connection seat and between sealing connection seat and the end cover, the inside of joint seat is fixed with the connecting stub, connecting stub and high-pressure tube body fixed connection, be provided with mechanical seal assembly in the sealing connection seat, the side of end cover is provided with the packing seal assembly.
Further, the end of the short connecting pipe is provided with a short connecting pipe flange plate, the end of the high-pressure pipe body is provided with a high-pressure pipe flange plate, a step bulge is arranged on the end face of the high-pressure pipe flange plate, a step groove matched with the step bulge is arranged on the end face of the short connecting pipe flange plate, a first sealing ring is arranged between the step bulge and the step groove, and the high-pressure pipe flange plate is fixed with the joint seat through a connecting plate.
Further, the mechanical seal assembly comprises a spring seat, a spring, a moving ring, a second seal ring, a static ring, a third seal ring and a fourth seal ring, the spring seat is fixed on the surface of the high-pressure pipe body, the moving ring is sleeved on the high-pressure pipe body, the second seal ring is arranged between the moving ring and the high-pressure pipe body, the spring is arranged between the spring seat and the moving ring, the static ring is arranged on the side surface of the moving ring, the third seal ring is arranged between the static ring and the moving ring, and the fourth seal ring is arranged between the static ring and the seal end cover.
Further, the packing seal assembly includes first packing layer, first gland, second packing layer and second gland, first packing layer and end cover butt, first gland and first packing layer butt, second packing layer and first gland butt, second gland and second packing layer butt, first gland and second gland pass through the bolt fastening on sealed end cover, and first packing layer and second packing layer all set up to aramid fiber carbon fiber and thoughtlessly compile the packing, and different materials such as aramid fiber packing, carbon fiber packing, tetrafluoro fiber packing are worked out and are formed.
Furthermore, the number of the first sealing rings is three, and the three first sealing rings are respectively arranged on different step surfaces of the step protrusions.
Furthermore, the number of the springs is six, and the six springs are uniformly arranged around the high-pressure pipe body along the circumference.
Furthermore, the sealing connecting seats and the sealing end covers are respectively provided with two sealing connecting seats and two sealing end covers which are respectively and symmetrically arranged at two ends of the joint seat.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up mechanical seal subassembly, first sealing washer, ladder arch and sealed preforming, the sound is sealed to combine together, improves sealed effect greatly, through setting up mechanical seal subassembly and packing seal assembly, mechanical seal combines together with the packing is sealed, further improves sealed effect.
2. The utility model discloses a set up joint seat, sealing connection seat and end cover for this joint core is convenient for install and dismantle, and through setting up the connecting plate, makes that the high-pressure tube ring flange can be more firm fix on the joint seat, and the high-pressure tube body is difficult for breaking away from the joint core.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
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 will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front sectional view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the connection structure of the junction pipe and the high-pressure pipe body of the present invention;
fig. 3 is a schematic structural view of the mechanical seal assembly of the present invention;
FIG. 4 is a diagram illustrating a spring structure distribution in the mechanical seal assembly of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a joint base; 2. a short connecting pipe; 3. a high pressure pipe body; 4. a first seal ring; 5. a connecting plate; 6. a mechanical seal assembly; 7. a packing seal assembly; 8. sealing the connecting seat; 9. sealing the end cap; 10. sealing and tabletting; 201. connecting a short pipe flange; 301. a high-pressure pipe flange; 302. a step protrusion; 601. a spring seat; 602. a spring; 603. a moving ring; 604. a second seal ring; 605. a stationary ring; 606. a third seal ring; 607. a fourth seal ring; 701. a first disc root layer; 702. a first gland; 703. a second disc root layer; 704. and a second gland.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1, the utility model relates to a high sealing performance's for high pressure hose joint core, including joint seat 1, sealing connection seat 8 and end cover 9, all be provided with sealed preforming 10 and mutual fixed connection between joint seat 1 and the sealing connection seat 8 and between sealing connection seat 8 and the end cover 9, sealing connection seat 8 and end cover 9 all are provided with two, two sealing connection seats 8 and two end cover 9 symmetry respectively set up the both ends at joint seat 1, the inside of joint seat 1 is fixed with connecting stub 2, connecting stub 2 and high-pressure tube body 3 fixed connection, be provided with mechanical seal assembly 6 in the sealing connection seat 8, the side of end cover 9 is provided with filler seal assembly 7.
As shown in fig. 2, a connecting stub flange 201 is arranged at an end of the connecting stub 2, a high-pressure pipe flange 301 is arranged at an end of the high-pressure pipe body 3, a step protrusion 302 is arranged on an end surface of the high-pressure pipe flange 301, a step groove matched with the step protrusion 302 is arranged on an end surface of the connecting stub flange 201, the step protrusion 302 facilitates positioning of the high-pressure pipe body 3 during installation and increases sealing performance, a first sealing ring 4 is arranged between the step protrusion 302 and the step groove, the first sealing rings 4 are three, the three first sealing rings 4 are respectively arranged on different step surfaces of the step protrusion 302, the high-pressure pipe flange 301 is fixed to the joint base 1 through a connecting plate 5, the high-pressure pipe flange 301 can be more firmly fixed to the joint base 1 through the connecting plate 5, and the high-pressure pipe body 3 is not easy to separate from the joint core.
As shown in fig. 3-4, the mechanical seal assembly 6 includes a spring seat 601, a spring 602, a moving ring 603, a second seal ring 604, a stationary ring 605, a third seal ring 606 and a fourth seal ring 607, the spring seat 601 is fixed on the surface of the high-pressure pipe body 3, the moving ring 603 is sleeved on the high-pressure pipe body 3, the second seal ring 604 is disposed between the moving ring 603 and the high-pressure pipe body 3, the spring 602 is disposed between the spring seat 601 and the moving ring 603, six springs 602 are disposed, the six springs 602 are uniformly disposed around the high-pressure pipe body 3 along the circumference, the stationary ring 605 is disposed on the side surface of the moving ring 603, the third seal ring 606 is disposed between the stationary ring 605 and the moving ring 603, and the fourth seal ring 607 is disposed between the stationary ring 605 and the seal end cap 9, when there is high-pressure gas escaping from the connection short pipe 2 and the high-pressure pipe body 3, the high-pressure gas pushes the, so that the moving ring 603 and the stationary ring 605 interfere with each other, thereby preventing gas from escaping.
As shown in fig. 1, the packing seal assembly 7 includes a first packing layer 701, a first gland 702, a second packing layer 703 and a second gland 704, the first packing layer 701 abuts against the end cover 9, the first gland 702 abuts against the first packing layer 701, the second packing layer 703 abuts against the first gland 702, the second gland 704 abuts against the second packing layer 703, the first gland 702 and the second gland 704 are fixed to the end cover 9 by bolts, and in use, the first packing layer 701 and the second packing layer 703 can prevent gas escaping from between the driven ring 603 and the stationary ring 605 from escaping from the joint core.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims (7)

1. The utility model provides a high leakproofness can's joint core for high pressure hose, includes joint seat (1), sealing connection seat (8) and end cover (9), its characterized in that: all be provided with sealed preforming (10) and mutual fixed connection between joint seat (1) and sealing connection seat (8) and between sealing connection seat (8) and end cover (9), the inside of joint seat (1) is fixed with junction pipe (2), junction pipe (2) and high-pressure tube body (3) fixed connection, be provided with mechanical seal subassembly (6) in sealing connection seat (8), the side of end cover (9) is provided with packing seal assembly (7).
2. The joint core with high sealing performance for the high-pressure hose according to claim 1, wherein a short connecting pipe flange (201) is arranged at the end of the short connecting pipe (2), a high-pressure pipe flange (301) is arranged at the end of the high-pressure pipe body (3), a stepped protrusion (302) is arranged on the end surface of the high-pressure pipe flange (301), a stepped groove matched with the stepped protrusion (302) is arranged on the end surface of the short connecting pipe flange (201), a first sealing ring (4) is arranged between the stepped protrusion (302) and the stepped groove, and the high-pressure pipe flange (301) is fixed with the joint seat (1) through a connecting plate (5).
3. The joint core with high sealing performance for the high-pressure hose according to claim 1, the mechanical seal assembly (6) comprises a spring seat (601), a spring (602), a movable ring (603), a second seal ring (604), a static ring (605), a third seal ring (606) and a fourth seal ring (607), the spring seat (601) is fixed on the surface of the high-pressure pipe body (3), the movable ring (603) is sleeved on the high-pressure pipe body (3), a second sealing ring (604) is arranged between the movable ring (603) and the high-pressure pipe body (3), the spring (602) is arranged between the spring seat (601) and the movable ring (603), the static ring (605) is arranged on the side surface of the dynamic ring (603), the third sealing ring (606) is arranged between the static ring (605) and the dynamic ring (603), the fourth sealing ring (607) is arranged between the static ring (605) and the sealing end cover (9).
4. The joint core with high sealing performance for the high-pressure hose according to claim 1, wherein the packing seal assembly (7) comprises a first packing layer (701), a first gland (702), a second packing layer (703) and a second gland (704), the first packing layer (701) is abutted with the end cover (9), the first gland (702) is abutted with the first packing layer (701), the second packing layer (703) is abutted with the first gland (702), the second gland (704) is abutted with the second packing layer (703), and the first gland (702) and the second gland (704) are fixed on the end cover (9) through bolts.
5. The high-sealability joint core for a high-pressure hose according to claim 2, wherein the number of the first sealing rings (4) is three, and the three first sealing rings (4) are respectively arranged on different step surfaces of the stepped protrusion (302).
6. A high-sealability joint core for a high-pressure hose according to claim 3, wherein the number of the springs (602) is six, and six springs (602) are uniformly arranged around the high-pressure hose body (3) along the circumference.
7. The joint core with high sealing performance for the high-pressure hose according to claim 1, wherein two sealing connection seats (8) and two sealing end covers (9) are arranged, and the two sealing connection seats (8) and the two sealing end covers (9) are symmetrically arranged at two ends of the joint seat (1) respectively.
CN202020859526.6U 2020-05-21 2020-05-21 High-sealing-performance joint core for high-pressure hose Active CN212131659U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020859526.6U CN212131659U (en) 2020-05-21 2020-05-21 High-sealing-performance joint core for high-pressure hose

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020859526.6U CN212131659U (en) 2020-05-21 2020-05-21 High-sealing-performance joint core for high-pressure hose

Publications (1)

Publication Number Publication Date
CN212131659U true CN212131659U (en) 2020-12-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020859526.6U Active CN212131659U (en) 2020-05-21 2020-05-21 High-sealing-performance joint core for high-pressure hose

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115970339A (en) * 2023-03-17 2023-04-18 江苏中慧元通生物科技股份有限公司 Purification device is stabilized to column chromatography

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115970339A (en) * 2023-03-17 2023-04-18 江苏中慧元通生物科技股份有限公司 Purification device is stabilized to column chromatography

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