CN209800940U - Multi-path rotary joint - Google Patents
Multi-path rotary joint Download PDFInfo
- Publication number
- CN209800940U CN209800940U CN201920573691.2U CN201920573691U CN209800940U CN 209800940 U CN209800940 U CN 209800940U CN 201920573691 U CN201920573691 U CN 201920573691U CN 209800940 U CN209800940 U CN 209800940U
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- liquid
- shell
- groove
- passing cavity
- gas
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Abstract
The utility model relates to the technical field of engineering machinery, in particular to a multi-path rotary joint, which comprises a shell, wherein a rotary block is arranged in the shell, the rotary block is connected with the shell through a bearing, a first liquid inlet pipe, a second liquid inlet pipe and an air inlet pipe are arranged at the top of the rotary block, a first liquid passing cavity, a second liquid passing cavity and a gas passing cavity are correspondingly arranged at the inner side of the shell, sealing devices are respectively arranged at the upper side and the lower side of the first liquid passing cavity, the second liquid passing cavity and the gas passing cavity, and a first liquid outlet, a second liquid outlet and a gas outlet are arranged at the outer side of the shell. So that a pressure liquid seal is formed to realize further leakage prevention.
Description
Technical Field
The utility model relates to an engineering machine tool technical field specifically is a multichannel rotary joint.
Background
The rotary joint device is a connecting sealing device which inputs fluid media into equipment which rotates or reciprocates from a static pipeline and then discharges the fluid media from the rotary joint, and is called the rotary joint for short. The field of application of rotary joints covers almost every manufacturing industry.
The problem that the material that has the sealing washer is relatively poor and sealing performance is not good exists in the design and the processing of current rotary joint, and these problems can cause rotary joint's life to reduce, and the weeping gas leakage phenomenon is frequent, has seriously influenced the production efficiency of mill, makes the enterprise produce very big loss, consequently, to above current situation, urgent need develop a multichannel rotary joint to overcome not enough in the current practical application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multichannel rotary joint to solve the problem that proposes 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 multichannel rotary joint, includes the shell, the inside rotatory piece that is provided with of shell, be connected through the bearing between rotatory piece and the shell, rotatory piece top is provided with first feed liquor pipe, second feed liquor pipe and intake pipe, the inboard correspondence of shell is provided with first cross the sap cavity, the second crosses the sap cavity and crosses the gas cavity, first cross the sap cavity, the second crosses the sap cavity and crosses both sides all to be provided with sealing device about the gas cavity, the shell outside is provided with first liquid outlet, second liquid outlet and gas outlet, the shell bottom is provided with the bottom plate.
As a further aspect of the present invention: sealing device includes slot and sealing washer, first both sides all are provided with the slot about crossing the liquid chamber with the second, it is provided with the slot to cross the gas chamber downside, the slot inboard is provided with the sealing washer.
As a further aspect of the present invention: the sealing ring is a Gelai sealing ring.
As a further aspect of the present invention: it is adjacent be provided with the liquid seal groove between two sets of sealing washers, the liquid seal groove outside is provided with the spread groove, the spread groove sets up inside the shell, spread groove and liquid seal groove intercommunication, the spread groove bottom is connected with the gas chamber, the inside that the spread groove is close to gas chamber one side is provided with sealed rubber ring, one side that the spread groove is close to the shell is provided with a plurality of end caps.
As a further aspect of the present invention: and high-viscosity sealing grease is arranged on the inner side of the liquid seal groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. By arranging a plurality of groups of grooves and sealing rings, the leakage of liquid and gas can be effectively prevented, and the stable operation of production is favorably ensured;
2. Through setting up seal groove, spread groove and sealing rubber ring, can be when the device normally works, make gas pressure pass through sealing rubber ring and last the sealed fat pressurization for in two sets of liquid seal grooves, make it form pressure liquid seal, realize further antiseep.
Drawings
Fig. 1 is a perspective view of a multi-way rotary joint.
fig. 2 is a schematic structural diagram of a multi-way rotary joint.
In the figure: 1-a first liquid inlet pipe, 2-a second liquid inlet pipe, 3-an air inlet pipe, 4-a rotating block, 5-a bearing, 6-a liquid seal groove, 7-a first liquid passing cavity, 8-a second liquid passing cavity, 9-a gas passing cavity, 10-a bottom plate, 11-a sealing rubber ring, 12-a plug, 13-a connecting groove, 14-a groove, 15-a sealing ring, 16-a shell, 17-a first liquid outlet, 18-a second liquid outlet and 19-an air outlet.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Please refer to fig. 1-2, in the embodiment of the present invention, a multi-way rotary joint, includes a housing 16, a rotary block 4 is provided inside the housing 16, the rotary block 4 is connected with the housing 16 through a bearing 5, a first liquid inlet pipe 1, a second liquid inlet pipe 2 and an air inlet pipe 3 are provided on the top of the rotary block 4, a first liquid passing cavity 7, a second liquid passing cavity 8 and a gas passing cavity 9 are correspondingly provided on the inner side of the housing 16, the first liquid passing cavity 7, the second liquid passing cavity 8 and the gas passing cavity 9 are both provided with a sealing device, the outer side of the housing 16 is provided with a first liquid outlet 17, a second liquid outlet 18 and a gas outlet 19 corresponding to the first liquid passing cavity 7, the second liquid passing cavity 8 and the gas passing cavity 9, and the bottom of the housing 16 is provided with a bottom plate 10.
In this embodiment, sealing device includes slot 14 and sealing washer 15, first cross upper and lower both sides of sap cavity 7 and second cross the sap cavity 8 and all be provided with slot 14, cross air cavity 9 downside and be provided with slot 14, slot 14 inboard is provided with sealing washer 15, through setting up multiunit slot 14 and sealing washer 15, can effectively prevent the seepage of liquid and gas, does benefit to the even running of guaranteeing production.
In this embodiment, the seal ring 15 is a gley seal ring.
In this embodiment, it is adjacent be provided with liquid seal groove 6 between two sets of sealing washers 15, the liquid seal groove 6 outside is provided with spread groove 13, spread groove 13 sets up inside shell 16, spread groove 13 and liquid seal groove 6 intercommunication, spread groove 13 bottom is connected with air cavity 9, spread groove 13 is close to the inside of air cavity 9 one side and is provided with sealed rubber ring 11, one side that spread groove 13 is close to shell 16 is provided with a plurality of end caps 12, through setting up seal groove 6, spread groove 13 and sealed rubber ring 11, can be when the device normally works 1, makes gas pressure last the sealed fat pressurization for in two sets of liquid seal grooves 6 through sealed rubber ring 11, makes it form pressure liquid seal, realizes further antiseep.
In this embodiment, a high viscosity sealing grease is disposed inside the liquid seal groove 6.
Example 2
A rotary union comprising the multiple rotary union of embodiment 1.
this multichannel rotary joint through setting up multiunit slot 14 and sealing washer 15, can effectively prevent the seepage of liquid and gas, does benefit to the even running who guarantees production, through setting up seal groove 6, spread groove 13 and sealed rubber ring 11, can be at device normal during operation 1, makes gas pressure last to be the sealed fat pressurization in two sets of liquid seal grooves 6 through sealed rubber ring 11, makes it form pressure liquid seal, realizes further antiseep.
The utility model discloses a theory of operation is: two-way liquid and one-way gas are respectively injected from a first liquid inlet pipe 1, a second liquid inlet pipe 2 and an air inlet pipe 3, the two-way liquid enters a first liquid passing cavity 7 and a second liquid passing cavity 8 from the first liquid inlet pipe 1 and the second liquid inlet pipe 2 respectively, the two-way liquid flows along the first liquid passing cavity 7 and the second liquid passing cavity 8, finally, the two-way liquid is discharged from a first liquid outlet 17 and a second liquid outlet 18, the gas enters a gas cavity 9 along the air inlet pipe 3, part of the gas enters a connecting groove 13, the gas pressure can be continuously pressurized into sealing grease in two groups of triangular liquid seal grooves 6 through a sealing rubber ring 11, so that the sealing grease forms a pressure liquid seal, and the rest gas is discharged from a gas outlet 19.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (5)
1. the utility model provides a multichannel rotary joint, includes shell (16), its characterized in that, shell (16) inside is provided with rotatory piece (4), be connected through bearing (5) between rotatory piece (4) and shell (16), rotatory piece (4) top is provided with first feed liquor pipe (1), second feed liquor pipe (2) and intake pipe (3), shell (16) inboard corresponds and is provided with first cross liquid chamber (7), second and crosses liquid chamber (8) and cross gas chamber (9), first cross liquid chamber (7), second and cross liquid chamber (8) and cross gas chamber (9) upper and lower both sides and all be provided with sealing device, the shell (16) outside is provided with first liquid outlet (17), second liquid outlet (18) and gas outlet (19), shell (16) bottom is provided with bottom plate (10).
2. The multi-way rotary joint according to claim 1, wherein the sealing device comprises a groove (14) and a sealing ring (15), the groove (14) is arranged on the upper side and the lower side of the first liquid passing cavity (7) and the second liquid passing cavity (8), the groove (14) is arranged on the lower side of the gas passing cavity (9), and the sealing ring (15) is arranged on the inner side of the groove (14).
3. The multi-way swivel according to claim 2, characterized in that the sealing ring (15) is a gurley sealing ring.
4. The multi-path rotary joint according to claim 2, wherein a liquid seal groove (6) is arranged between two adjacent groups of sealing rings (15), a connecting groove (13) is arranged on the outer side of the liquid seal groove (6), the connecting groove (13) is arranged inside the outer shell (16), the connecting groove (13) is communicated with the liquid seal groove (6), the bottom end of the connecting groove (13) is connected with the gas passing cavity (9), a sealing rubber ring (11) is arranged inside one side of the connecting groove (13) close to the gas passing cavity (9), and a plurality of plugs (12) are arranged on one side of the connecting groove (13) close to the outer shell (16).
5. The multi-way rotary joint according to claim 4, wherein the liquid seal groove (6) is provided inside with a high viscosity sealing grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573691.2U CN209800940U (en) | 2019-04-25 | 2019-04-25 | Multi-path rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573691.2U CN209800940U (en) | 2019-04-25 | 2019-04-25 | Multi-path rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800940U true CN209800940U (en) | 2019-12-17 |
Family
ID=68831001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920573691.2U Expired - Fee Related CN209800940U (en) | 2019-04-25 | 2019-04-25 | Multi-path rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209800940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276752A (en) * | 2020-10-28 | 2021-01-29 | 台州北平机床有限公司 | Vertical grinding machine |
-
2019
- 2019-04-25 CN CN201920573691.2U patent/CN209800940U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276752A (en) * | 2020-10-28 | 2021-01-29 | 台州北平机床有限公司 | Vertical grinding machine |
| CN112276752B (en) * | 2020-10-28 | 2021-11-16 | 台州北平机床有限公司 | Vertical grinding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20200425 |