CN213117930U - Novel ultra-low temperature rotary joint - Google Patents
Novel ultra-low temperature rotary joint Download PDFInfo
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- CN213117930U CN213117930U CN202021913262.4U CN202021913262U CN213117930U CN 213117930 U CN213117930 U CN 213117930U CN 202021913262 U CN202021913262 U CN 202021913262U CN 213117930 U CN213117930 U CN 213117930U
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- nitrogen
- nitrogen gas
- rotary joint
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Abstract
The utility model discloses a novel ultralow temperature rotary joint, including an inlet flange and an outlet flange, an inner rolling ring and an outer rolling ring are respectively arranged between the inlet flange and the outlet flange, the outer rolling ring is positioned on the outer wall of the inner rolling ring, a first nitrogen connector is fixedly arranged on one side of the inlet flange and one side of the outlet flange, one end of the first nitrogen connector is provided with a second nitrogen connector, a sealing gasket is arranged between the second nitrogen connector and the first nitrogen connector, a reinforcing sleeve is fixedly arranged on one end of the second nitrogen connector close to the first nitrogen connector, a connecting sleeve is sleeved on the outer side of the connecting part of the reinforcing sleeve and the first nitrogen connector, and the connecting sleeve is fixedly connected with the first nitrogen connector through threads; through install the adapter sleeve additional in the inlet flange and the enhancement sleeve junction outside, when changeing motionless adapter sleeve, the second nitrogen connects through sealed the pad and connects sealing connection with first nitrogen joint this moment, has made things convenient for the user to connect second nitrogen with first nitrogen joint.
Description
Technical Field
The utility model relates to a rotary joint especially relates to a novel ultra-low temperature rotary joint.
Background
The ultra-low temperature rotary joint refers to a connection sealing device for inputting fluid media (heat conduction oil, steam, water, air and the like) into rotary equipment from a static pipeline. The field of application of rotary joints covers almost every manufacturing industry, such as: metallurgy, machine tools, power generation, and the like.
The existing ultralow temperature rotary joint has the disadvantages that the butt joint of the nitrogen joint is connected through a plurality of bolts, the operation is troublesome, and the installation of the nitrogen joint is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a novel ultra-low temperature rotary joint can solve among the current ultra-low temperature rotary joint nitrogen gas and connect the butt joint through many bolted connection, troublesome poeration, the technical problem who brings inconvenience for the installation that nitrogen gas connects.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a novel ultra-low temperature rotary joint, includes entry flange and outlet flange, be equipped with respectively between entry flange and the outlet flange and roll the circle with rolling the circle outward, roll the circle outward and be located interior rolling circle outer wall, entry flange one side and outlet flange one side are all fixed and are worn to be equipped with first nitrogen gas and connect, first nitrogen gas connects one end and is equipped with second nitrogen gas and connects, be equipped with sealed the pad between second nitrogen gas connects and the first nitrogen gas connects, second nitrogen gas connects and is close to first nitrogen gas and connects one end fixed and wears to be equipped with the reinforcement cover, the reinforcement cover is equipped with the adapter sleeve with first nitrogen gas articulate outside cover, the adapter sleeve passes through screw thread and first nitrogen gas and connects fixed connection.
As the utility model discloses an optimal technical scheme, first nitrogen gas connects and is close to the outer fixedly connected with sealing ring that follows in boss one side, boss one side embedding have with sealing ring assorted seal cover, sealing ring and seal cover sealing connection.
As an optimized technical scheme of the utility model, the adapter sleeve cross-section is circular, anti-skidding groove has been seted up to adapter sleeve outside equidistance.
As a preferred technical scheme of the utility model, the adapter sleeve outside is equipped with the holding rod, holding rod one end is located inside the adapter sleeve, the holding rod passes through screw thread and adapter sleeve fixed connection.
As an optimized technical scheme of the utility model, it is connected with the steel ball to roll to rotate between circle and the interior circle outward, the steel ball equidistance distributes and rolls between circle and interior circle outward.
As an optimal technical scheme of the utility model, entry flange and interior rolling circle and export flange all pass through flange joint screw fixed connection with outer rolling circle.
As a preferred technical scheme of the utility model, interior ring internal diameter, export flange internal diameter and entry flange internal diameter are all unanimous, export flange external diameter, the even entry flange external diameter of outer ring external diameter are all unanimous.
As an optimized technical scheme of the utility model, the sealing ring is the circular ring body, sealing ring outside both ends are the inclined plane.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
1. the connecting sleeve is additionally arranged on the outer side of the joint of the inlet flange and the reinforcing sleeve, when the inlet flange and the second nitrogen joint are required to be butted, the second nitrogen joint is moved, the second nitrogen joint is aligned to one end of the first nitrogen joint, the sealing gasket is arranged between the first nitrogen joint and the second nitrogen joint, when the inner side thread of the connecting sleeve is in contact with the outer side thread of the first nitrogen joint, the holding rod is rotated to drive the connecting sleeve to rotate, the reinforcing sleeve is driven by the connecting sleeve to move towards one end of the first nitrogen joint under the action of the thread until the connecting sleeve is not rotated, and the second nitrogen joint is in sealing connection with the first nitrogen joint through the sealing gasket at the moment, so that a user can conveniently connect the second nitrogen joint with the first nitrogen joint;
2. through embedding the seal cover in reinforcement sleeve one side, when changeing motionless adapter sleeve, the sealing ring got into in the seal cover this moment, with seal cover sealing connection, further promoted second nitrogen gas joint and first nitrogen gas articulate leakproofness.
Drawings
Fig. 1 is a schematic structural view of a section of the rotary joint of the present invention;
FIG. 2 is an enlarged view of a portion a of FIG. 1;
FIG. 3 is an enlarged view of the structure at b in FIG. 2;
wherein: 1. an inlet flange; 2. an outlet flange; 3. an outer rolling ring; 4. an inner rolling ring; 5. a steel ball; 6. mounting screws on the steel balls; 7. a seal ring; 8. a flange connection screw; 9. a first nitrogen gas connection; 91. a second nitrogen gas joint; 92. connecting sleeves; 93. a holding rod; 94. a reinforcing sleeve; 95. sealing sleeves; 96. a seal ring; 97. and a gasket.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
Please refer to fig. 1, fig. 2 and fig. 3, the utility model provides a novel ultra-low temperature rotary joint, including entry flange 1 and outlet flange 2, be equipped with respectively between entry flange 1 and the outlet flange 2 and roll circle 4 and outer circle 3 in, outer circle 3 is located the 4 outer walls of interior circle of rolling, entry flange 1 one side and outlet flange 2 one side are all fixed to be worn to be equipped with first nitrogen gas and connect 9, first nitrogen gas connects 9 one end to be equipped with second nitrogen gas and connects 91, be equipped with sealed pad 97 between second nitrogen gas connects 91 and the first nitrogen gas and connect 9, second nitrogen gas connects 91 and is close to first nitrogen gas and connects 9 one end fixed to be equipped with reinforcement sleeve 94, reinforcement sleeve 94 is equipped with adapter 92 with the outside cover of first nitrogen gas joint 9 junction, adapter 92 passes through screw thread and first nitrogen gas and connects 9 fixed connection.
When the connecting sleeve 92 is not rotated, the second nitrogen connector 91 is connected with the first nitrogen connector 9 in a sealing mode through the sealing gasket 97, and the connecting sleeve 92 is driven to rotate by rotating the holding rod 93 when the inner side threads of the connecting sleeve 92 are in contact with the outer side threads of the first nitrogen connector 9.
Referring to fig. 2 and 3, the cross section of the connecting sleeve 92 is circular, anti-slip grooves are equidistantly formed in the outer side of the connecting sleeve 92, a holding rod 93 is arranged on the outer side of the connecting sleeve 92, one end of the holding rod 93 is located inside the connecting sleeve 92, and the holding rod 93 is fixedly connected with the connecting sleeve 92 through threads, so that the connecting sleeve 92 is convenient to rotate.
Referring to fig. 1, a steel ball 5 is rotatably connected between an outer rolling ring 3 and an inner rolling ring 4, the steel balls 5 are equidistantly distributed between the outer rolling ring 3 and the inner rolling ring 4, the outer rolling ring 3 is convenient to rotate, an inlet flange 1 and the inner rolling ring 4, an outlet flange 2 and the outer rolling ring 3 are fixedly connected through flange connecting screws 8, a rotary joint is convenient to assemble, the inner diameter of the inner rolling ring 4, the inner diameter of the outlet flange 2 and the inner diameter of the inlet flange 1 are all consistent, the outer diameter of the outlet flange 2 and the outer diameter of the outer rolling ring 3 are uniform, the outer diameter of the inlet flange 1 is uniform, and the rotary joint is convenient to rotate.
Example 2
Please refer to fig. 1, fig. 2 and fig. 3, the present invention provides a novel ultra-low temperature rotary joint, the present embodiment adopts the same technical solution as the first embodiment, the difference is that the first nitrogen gas joint 9 is close to the outer fixedly connected with sealing ring 96 of edge on one side of the reinforcement sleeve 94, the embedding of one side of the reinforcement sleeve 94 has the sealing sleeve 95 matching with the sealing ring 96, the sealing ring 96 is connected with the sealing sleeve 95 in a sealing manner.
During the use, when changeing motionless adapter sleeve 92, sealing ring 96 entering seal cover 95 this moment in, with seal cover 95 sealing connection, further promoted second nitrogen gas joint 91 and first nitrogen gas joint 9 and be connected the leakproofness.
Referring to fig. 3, the sealing ring 96 is a circular ring, and both ends of the outer side of the sealing ring 96 are inclined surfaces, so that the contact area between the sealing ring 96 and the sealing sleeve 95 is increased, and the connection sealing performance is improved.
The utility model provides a novel ultralow temperature rotary joint, which is characterized in that a connecting sleeve 92 is additionally arranged at the outer side of the joint of an inlet flange 1 and a reinforcing sleeve 94, when it is desired to butt the inlet flange 1 against the second nitrogen gas joint 91, the second nitrogen gas joint 91 is moved, and the second nitrogen gas joint 91 is aligned with one end of the first nitrogen gas joint 9, and a gasket 97 is put between the first nitrogen gas joint 9 and the second nitrogen gas joint 91, when the inner side threads of the connecting sleeve 92 are in contact with the outer side threads of the first nitrogen connector 9, the holding rod 93 is rotated, the connecting sleeve 92 is driven to rotate by the holding rod 93, the connecting sleeve 92 drives the reinforcing sleeve 94 to move towards one end of the first nitrogen connector 9 under the action of the threads until the connecting sleeve 92 is not rotated, and at the moment, the second nitrogen connector 91 is hermetically connected with the first nitrogen connector 9 through the sealing gasket 97, so that a user can conveniently connect the second nitrogen connector 91 with the first nitrogen connector 9; through embedding seal cover 95 in reinforcement sleeve 94 one side, when changeing motionless adapter sleeve 92, sealing ring 96 entering seal cover 95 this moment in, with seal cover 95 sealing connection, further promoted second nitrogen gas joint 91 and first nitrogen gas joint 9 and be connected the leakproofness.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a novel ultra-low temperature rotary joint, includes entry flange (1) and outlet flange (2), be equipped with between entry flange (1) and the outlet flange (2) respectively and roll circle (4) and roll circle (3) outward, roll circle (3) outward and be located interior rolling circle (4) outer wall, its characterized in that: entry flange (1) one side and outlet flange (2) one side are all fixed to be worn to be equipped with first nitrogen gas and connect (9), first nitrogen gas connects (9) one end to be equipped with second nitrogen gas and connects (91), second nitrogen gas connects (91) and is equipped with sealed pad (97) between first nitrogen gas connects (9), second nitrogen gas connects (91) to be close to first nitrogen gas and connects (9) one end and fix to be worn to be equipped with reinforcement sleeve (94), reinforcement sleeve (94) and first nitrogen gas connect (9) junction outside cover to be equipped with adapter sleeve (92), adapter sleeve (92) connect (9) fixed connection through screw thread and first nitrogen gas.
2. The novel ultra-low temperature rotary joint of claim 1, wherein: the first nitrogen connector (9) is close to one side of the reinforcing sleeve (94), the outer edge of the one side of the reinforcing sleeve is fixedly connected with a sealing ring (96), a sealing sleeve (95) matched with the sealing ring (96) is embedded into one side of the reinforcing sleeve (94), and the sealing ring (96) is connected with the sealing sleeve (95) in a sealing mode.
3. The novel ultra-low temperature rotary joint of claim 1, wherein: the cross section of the connecting sleeve (92) is circular, and anti-skidding grooves are formed in the outer side of the connecting sleeve (92) at equal intervals.
4. The novel ultra-low temperature rotary joint of claim 1, wherein: the outer side of the connecting sleeve (92) is provided with a holding rod (93), one end of the holding rod (93) is located inside the connecting sleeve (92), and the holding rod (93) is fixedly connected with the connecting sleeve (92) through threads.
5. The novel ultra-low temperature rotary joint of claim 1, wherein: the steel ball (5) is rotationally connected between the outer rolling ring (3) and the inner rolling ring (4), and the steel balls (5) are distributed between the outer rolling ring (3) and the inner rolling ring (4) at equal intervals.
6. The novel ultra-low temperature rotary joint of claim 1, wherein: the inlet flange (1) and the inner rolling ring (4) as well as the outlet flange (2) and the outer rolling ring (3) are fixedly connected through flange connecting screws (8).
7. The novel ultra-low temperature rotary joint of claim 1, wherein: the inner diameter of the inner rolling ring (4), the inner diameter of the outlet flange (2) and the inner diameter of the inlet flange (1) are all consistent, and the outer diameter of the outlet flange (2) and the outer diameter of the outer rolling ring (3) are all consistent with the outer diameter of the inlet flange (1).
8. The novel ultra-low temperature rotary joint of claim 2, wherein: the sealing ring (96) is a circular annular body, and two ends of the outer side of the sealing ring (96) are inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021913262.4U CN213117930U (en) | 2020-09-04 | 2020-09-04 | Novel ultra-low temperature rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021913262.4U CN213117930U (en) | 2020-09-04 | 2020-09-04 | Novel ultra-low temperature rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117930U true CN213117930U (en) | 2021-05-04 |
Family
ID=75659124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021913262.4U Active CN213117930U (en) | 2020-09-04 | 2020-09-04 | Novel ultra-low temperature rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213117930U (en) |
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2020
- 2020-09-04 CN CN202021913262.4U patent/CN213117930U/en active Active
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