CN116817059A - Rotary joint assembly and centrifugal container mounting device - Google Patents
Rotary joint assembly and centrifugal container mounting device Download PDFInfo
- Publication number
- CN116817059A CN116817059A CN202310609468.XA CN202310609468A CN116817059A CN 116817059 A CN116817059 A CN 116817059A CN 202310609468 A CN202310609468 A CN 202310609468A CN 116817059 A CN116817059 A CN 116817059A
- Authority
- CN
- China
- Prior art keywords
- ring
- rotary
- joint assembly
- distribution ring
- rotation axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000010079 rubber tapping Methods 0.000 claims description 20
- 210000001503 joint Anatomy 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 abstract description 6
- 238000005119 centrifugation Methods 0.000 abstract description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses a rotary joint assembly, which comprises a rotary seat and a rotary shaft, wherein a runner is arranged in the center of the rotary shaft, butt joints are arranged on the rotary seat and the rotary shaft, a mounting hole is formed in the rotary seat, a bearing, a sealing ring and a distribution ring are sequentially arranged in the mounting hole from outside to inside, the rotary shaft is inserted into the bearing, the sealing ring and the distribution ring, the distribution ring is in clearance fit with the rotary shaft, an annular groove is formed in the distribution ring, and the runner is communicated with the butt joints of the rotary shaft and is communicated with the butt joints of the rotary seat through the annular groove. Still disclose a centrifugation container installation device, including rotating base, be used for installing the mounting bracket of centrifugation container and foretell rotary joint subassembly, the mounting bracket sets up on the rotating base, rotating base detachably sets up on the mounting bracket. The rotary joint assembly and the centrifugal container mounting device have the advantages of simple structure, small volume, capability of avoiding the abrasion impurities from entering the product and the influence of friction heat on the product, and the like.
Description
Technical Field
The invention relates to the technical field of food and medicine packaging mechanical equipment, in particular to a rotary joint assembly and a centrifugal container mounting device.
Background
In the case of performing automatic centrifugation of cells, it is often necessary to use a rotary joint, to load a cell fluid or a reagent into a centrifugal cup in a state of high-speed rotation, or to extract a cell fluid or a desired component from a centrifugal cup in a state of high-speed rotation. In general, a plurality of flow passages are used in a rotary joint, and the flow passages are required to be sealed and isolated from each other under a high-speed rotation state. When reagent or liquid components are required to be loaded into or extracted from the centrifugal cup in a high-speed rotating state, the function is difficult to be flexibly realized by a rotating structure which is simple and small in structure, and meanwhile, abrasion impurities caused by high-speed movement sealing can be doped into the centrifugal cup to cause pollution.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art and providing the rotary joint assembly and the centrifugal container mounting device which have simple structure and small volume and can prevent abrasion impurities from entering a product and friction heat from affecting the product.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a rotary joint assembly, includes roating seat and rotation axis, the center of rotation axis is equipped with the runner, all be equipped with the butt joint mouth on roating seat and the rotation axis, be equipped with the mounting hole on the roating seat, be equipped with bearing, sealing washer and distribution ring in proper order from outside to inside in the mounting hole, the rotation axis is inserted and is located in bearing, sealing washer and the distribution ring, distribution ring and rotation axis clearance fit, just be equipped with the ring channel in the distribution ring, the runner communicates with the butt joint mouth of rotation axis to communicate with the butt joint mouth of roating seat through the ring channel.
As a further improvement of the above technical scheme:
the gap between the distribution ring and the rotating shaft is 0.1-0.2mm.
The center of the rotating shaft is provided with a connecting pipe, the flow channel is formed in the connecting pipe, the connecting pipe is inserted into the sealing ring and the distribution ring, and the distribution ring is in clearance fit with the connecting pipe of the rotating shaft.
The inner side of the distribution ring in the mounting hole is provided with a sealing ring, the inner side of the sealing ring is provided with a tapping ring, an inner pipe penetrates through the connecting pipe, the inner pipe is inserted into the sealing ring and the tapping ring, the tapping ring is in clearance fit with the inner pipe, a flow passage is formed between the connecting pipe and the inner pipe, an annular groove is formed in the tapping ring, outer interfaces are arranged on the rotating seat and the rotating shaft, and the inner pipe is communicated with the outer interfaces of the rotating shaft and is communicated with the outer interfaces of the rotating seat through the annular groove.
The gap between the tapping ring and the inner pipe is 0.1-0.2mm.
And joints are arranged at the opposite interfaces and the outer interfaces.
The mounting hole is internally provided with a step, the rotating shaft is positioned at one side of the step outwards, and the sealing ring and the distribution ring are positioned at one side of the step inwards.
The utility model provides a centrifugation container installation device, includes rotating base, is used for installing the mounting bracket and foretell rotary joint subassembly of centrifugation container, the mounting bracket sets up on the rotating base, rotating base detachably sets up on the mounting bracket.
As a further improvement of the above technical scheme:
the center of the mounting frame is provided with a trepanning, and the rotating seat is inserted in the trepanning.
The rotary seat is provided with a positioning block, and the inner wall of the trepanning is provided with a positioning groove matched with the positioning block.
Compared with the prior art, the invention has the advantages that:
in the assembly process of the rotary joint assembly, firstly, the bearing, the sealing ring and the distribution ring are sequentially inserted into the mounting hole from outside to inside, and then the rotary shaft is inserted into the bearing, the sealing ring and the distribution ring, so that the assembly of the rotary seat and the rotary shaft can be completed. And otherwise, the rotary seat and the rotary shaft are detached. The rotary joint assembly is simple in structure, and the connecting structure between the rotary seat and the rotary shaft is arranged in the mounting hole, so that the rotary joint assembly does not occupy external space, and the whole volume is small. And the sealing ring is arranged between the bearing and the distribution ring, so that the bearing abrasion impurities are prevented from entering the annular groove on the distribution ring, and pollution to products is avoided. Meanwhile, the distribution ring is in clearance fit with the rotating shaft, so that heat generated by friction between the distribution ring and the rotating shaft is avoided, and the quality of a product is influenced. The rotary joint assembly is simple in structure, small in size and capable of avoiding the abrasion impurities from entering the product and the influence of friction heat on the product.
The centrifugal container mounting device of the invention, which comprises all technical features of the rotary joint assembly, has all advantages of the rotary joint assembly.
Drawings
Fig. 1 is a schematic perspective view of a structure.
FIG. 2 is a schematic cross-sectional view of a rotary joint assembly of the present invention.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is a schematic perspective view of the installation device of the centrifugal container of the present invention.
Fig. 5 is an enlarged view at B in fig. 4.
The reference numerals in the drawings denote:
1. a rotating seat; 11. a mounting hole; 111. a step; 12. a positioning block; 2. a rotation shaft; 21. a connecting pipe; 211. an inner tube; 3. a flow passage; 4. an interface; 41. an external interface; 42. a joint; 5. a bearing; 6. a seal ring; 7. a distribution ring; 71. an annular groove; 8. a seal ring; 9. a tapping ring; 91. an annular groove; 92. a rotating base; 93. a mounting frame; 931. trepanning; 932. and a positioning groove.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific examples.
As used in this disclosure and in the claims, the terms "a," "an," "the," and/or "the" are not specific to a singular, but may include a plurality, unless the context clearly dictates otherwise. The terms "first," "second," and the like, as used in this disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
Embodiment one:
fig. 1 to 3 show an embodiment of the rotary joint assembly according to the present invention, which comprises a rotary seat 1 and a rotary shaft 2, wherein a flow channel 3 is arranged in the center of the rotary shaft 2, opposite interfaces 4 are arranged on the rotary seat 1 and the rotary shaft 2, a mounting hole 11 is arranged on the rotary seat 1, a bearing 5, a sealing ring 6 and a distribution ring 7 are sequentially arranged in the mounting hole 11 from outside to inside, the rotary shaft 2 is inserted into the bearing 5, the sealing ring 6 and the distribution ring 7, the distribution ring 7 is in clearance fit with the rotary shaft 2, an annular groove 71 is arranged in the distribution ring 7, the flow channel 3 is communicated with the opposite interfaces 4 of the rotary shaft 2, and is communicated with the opposite interfaces 4 of the rotary seat 1 through the annular groove 71.
In the assembly process, the bearing 5, the sealing ring 6 and the distribution ring 7 are sequentially inserted into the mounting hole 11 from outside to inside, and then the rotating shaft 2 is inserted into the bearing 5, the sealing ring 6 and the distribution ring 7, so that the rotating seat 1 and the rotating shaft 2 can be assembled. And conversely, the rotary seat 1 and the rotary shaft 2 are split. The rotary joint assembly has simple structure, and the connecting structure between the rotary seat 1 and the rotary shaft 2 is arranged in the mounting hole 11, so that the rotary joint assembly does not occupy external space and has small whole volume. And, sealing washer 6 sets up between bearing 5 and distribution ring 7, prevents bearing 5 wearing and tearing impurity to get into the ring channel 71 on the distribution ring 7, avoids causing the pollution to the product. Meanwhile, the distribution ring 7 is in clearance fit with the rotating shaft 2, so that heat generated by friction between the distribution ring and the rotating shaft is prevented, and the quality of a product is influenced. The rotary joint assembly is simple in structure, small in size and capable of avoiding the abrasion impurities from entering the product and the influence of friction heat on the product.
In this embodiment, the gap between the distribution ring 7 and the rotation shaft 2 is 0.1-0.2mm. The distribution ring 7 and the rotating shaft 2 are in the gap range, so that the impurity blocking effect is good, and the impurity can be well prevented from entering the annular groove 71 through the gap.
In this embodiment, the center of the rotating shaft 2 is provided with a connecting pipe 21, the flow channel 3 is formed in the connecting pipe 21, the connecting pipe 21 is inserted into the sealing ring 6 and the distribution ring 7, and the distribution ring 7 is in clearance fit with the connecting pipe 21 of the rotating shaft 2. The rotating shaft 2 is inserted into the bearing 5 and is inserted into the sealing ring 6 and the distribution ring 7 through the connecting pipe 21, so that the connection strength of the rotating seat 1 and the rotating shaft 2 can be ensured, and the connectivity of the rotating seat and the rotating shaft can be maintained.
In this embodiment, a sealing ring 8 is disposed inside the distribution ring 7 in the mounting hole 11, a tapping ring 9 is disposed inside the sealing ring 8, an inner tube 211 is inserted into the connecting tube 21, the inner tube 211 is inserted into the sealing ring 8 and the tapping ring 9, the tapping ring 9 is in clearance fit with the inner tube 211, a flow channel 3 is formed between the connecting tube 21 and the inner tube 211, an annular groove 91 is disposed in the tapping ring 9, outer interfaces 41 are disposed on the rotating base 1 and the rotating shaft 2, and the inner tube 211 is communicated with the outer interfaces 41 of the rotating shaft 2 and is communicated with the outer interfaces 41 of the rotating base 1 through the annular groove 91.
The bearing 5, the sealing ring 6, the distribution ring 7, the sealing ring 8 and the tapping ring 9 are sequentially arranged in the mounting hole 11 from outside to inside, one end of the connecting pipe 21 extending out of the rotating shaft 2 is inserted into the sealing ring 6 and the distribution ring 7, and one end of the inner pipe 211 extending out of the connecting pipe 21 is inserted into the sealing ring 8 and the tapping ring 9. The interface 4, the runner 3 and the distribution ring 7 are communicated to form a circulation channel, the outer interface 41, the inner tube 211 and the tapping ring 9 are communicated to form another circulation channel, and the two circulation channels can meet the connection requirement of multiple channels.
In this embodiment, the gap between the tapping ring 9 and the inner tube 211 is 0.1-0.2mm. The tapping ring 9 and the inner tube 211 are in the gap range, so that the blocking effect on impurities is good, and the impurities can be well prevented from entering the annular groove 71 through the gap.
In this embodiment, the joint 42 is provided at both the interface 4 and the external interface 41. Facilitating interfacing with external related components.
In this embodiment, the mounting hole 11 has a step 111 therein, the rotary shaft 2 is located on the outward side of the step 111, and the seal ring 6 and the distribution ring 7 are located on the inward side of the step 111.
Embodiment two:
fig. 4 and 5 show an embodiment of the centrifuge vessel mounting device of the present invention, which includes a swivel base 92, a mounting bracket 93 for mounting the centrifuge vessel, and the swivel joint assembly of the first embodiment, the mounting bracket 93 being provided on the swivel base 92, and the swivel base 1 being detachably provided on the mounting bracket 93. The swivel base 1, the mounting frame 93 and the swivel base 92 rotate synchronously. The centrifugal container mounting apparatus includes all the technical features of the rotary joint assembly, and has all the advantages of the rotary joint assembly.
In this embodiment, a sleeve hole 931 is formed in the center of the mounting frame 93, and the rotary base 1 is inserted into the sleeve hole 931.
In this embodiment, the positioning block 12 is disposed outside the rotary seat 1, and a positioning groove 932 matching with the positioning block 12 is disposed on the inner wall of the sleeve hole 931. The rotating seat 1 and the mounting frame 93 are ensured to be circumferentially fixed, and synchronous rotation is realized. Meanwhile, the disassembly and assembly are convenient.
While the invention has been described in terms of preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a rotary joint assembly, includes roating seat (1) and rotation axis (2), the center of rotation axis (2) is equipped with runner (3), all be equipped with on roating seat (1) and rotation axis (2) to interface (4), its characterized in that: be equipped with mounting hole (11) on roating seat (1), be equipped with bearing (5), sealing washer (6) and distribution ring (7) in proper order in mounting hole (11) from outside to inside, in bearing (5), sealing washer (6) and distribution ring (7) are inserted in rotation axis (2), distribution ring (7) and rotation axis (2) clearance fit, just be equipped with ring channel (71) in distribution ring (7), runner (3) communicate with interface (4) of rotation axis (2) to communicate with interface (4) of roating seat (1) through ring channel (71).
2. The rotary joint assembly according to claim 1, wherein: the gap between the distribution ring (7) and the rotating shaft (2) is 0.1-0.2mm.
3. The rotary joint assembly according to claim 1, wherein: the center of rotation axis (2) is equipped with connecting pipe (21), runner (3) are formed in connecting pipe (21), connecting pipe (21) are inserted and are located in sealing washer (6) and distribution ring (7), distribution ring (7) and connecting pipe (21) clearance fit of rotation axis (2).
4. A rotary joint assembly according to claim 3, wherein: the utility model discloses a rotary seat, including installation hole (11), inner pipe (211), runner (3) and rotary seat (1), install sealing ring (8) in the inboard of distribution ring (7), be equipped with tapping ring (9) in the inboard of sealing ring (8), run through in connecting pipe (21) has inner pipe (211), inner pipe (211) are inserted and are located sealing ring (8) and tapping ring (9), tapping ring (9) and inner pipe (211) clearance fit, runner (3) form between connecting pipe (21) and inner pipe (211), be equipped with annular groove (91) in tapping ring (9), all be equipped with external connection mouth (41) on rotary seat (1) and rotation axis (2), external connection mouth (41) intercommunication of inner pipe (211) and rotation axis (2) to through annular groove (91) and rotary seat (1).
5. The rotary joint assembly according to claim 4, wherein: the gap between the tapping ring (9) and the inner tube (211) is 0.1-0.2mm.
6. The rotary joint assembly according to claim 4, wherein: and connectors (42) are arranged at the butt joint (4) and the external interface (41).
7. The rotary joint assembly according to any one of claims 1 to 6, wherein: the mounting hole (11) is internally provided with a step (111), the rotating shaft (2) is positioned on one side of the step (111) facing outwards, and the sealing ring (6) and the distribution ring (7) are positioned on one side of the step (111) facing inwards.
8. A centrifuge vessel mounting device, characterized in that: comprising a swivel base (92), a mounting frame (93) for mounting a centrifuge vessel, and a swivel joint assembly according to any of claims 1 to 7, the mounting frame (93) being arranged on the swivel base (92), the swivel base (1) being detachably arranged on the mounting frame (93).
9. The centrifuge vessel mounting device of claim 8 wherein: the center of the mounting frame (93) is provided with a sleeve hole (931), and the rotating seat (1) is inserted into the sleeve hole (931).
10. The centrifuge vessel mounting device of claim 9 wherein: the rotary seat (1) is provided with a positioning block (12) outside, and the inner wall of the sleeve hole (931) is provided with a positioning groove (932) matched with the positioning block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310609468.XA CN116817059A (en) | 2023-05-26 | 2023-05-26 | Rotary joint assembly and centrifugal container mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310609468.XA CN116817059A (en) | 2023-05-26 | 2023-05-26 | Rotary joint assembly and centrifugal container mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116817059A true CN116817059A (en) | 2023-09-29 |
Family
ID=88140361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310609468.XA Pending CN116817059A (en) | 2023-05-26 | 2023-05-26 | Rotary joint assembly and centrifugal container mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116817059A (en) |
-
2023
- 2023-05-26 CN CN202310609468.XA patent/CN116817059A/en active Pending
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