CN215215192U - Rotary joint with leakage-proof detection function - Google Patents
Rotary joint with leakage-proof detection function Download PDFInfo
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- CN215215192U CN215215192U CN202120929302.2U CN202120929302U CN215215192U CN 215215192 U CN215215192 U CN 215215192U CN 202120929302 U CN202120929302 U CN 202120929302U CN 215215192 U CN215215192 U CN 215215192U
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Abstract
The utility model discloses a rotary joint with leak protection detects function relates to the rotary joint field, for the long-time work back of rotary joint among the solution prior art, and inside seal structure damages, can't in time confirm to handle, causes the unnecessary loss problem. The utility model discloses a sealing device, including shell, ball bearing, sealing ring, fixing ring, end, fastening bolt fixed connection, the connector is installed to inside one side of shell, the outside of connector is provided with ball bearing, the inside of connector is run through there is the inner tube, the inner tube extends to the outside one end with the shell of connector and passes through fastening bolt fixed connection, one side of ball bearing is provided with spacing solid fixed ring, one side of spacing solid fixed ring is provided with the sealing ring, the sealing ring runs through spacing solid fixed ring and spacing solid fixed ring fixed connection, just the inside of sealing ring is provided with the opening, the inside of sealing ring is provided with the sealing rubber cushion, the inner tube runs through opening and the laminating of sealing rubber cushion, just spacing solid fixed ring's internally mounted has pressure spring.
Description
Technical Field
The utility model relates to a rotary joint technical field specifically is a rotary joint with leak protection detects function.
Background
The rotary joint can select a connection mode according to the working condition, the transmission medium inlet can freely select the side edge or the rear end to enter according to the working condition, and the sealing treatment is required to be carried out between the bearing and the inner pipe in the rotary joint.
However, after the existing rotary joint works for a long time, the internal sealing structure is damaged, and the treatment cannot be confirmed in time, so that unnecessary loss is caused; therefore, the market urgently needs to develop a rotary joint with a leakage-proof detection function to help people to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rotary joint with leak protection detects function to after solving the long-time work of the current rotary joint that provides in the above-mentioned background art, the damage of inside seal structure can't in time be confirmed and is handled, causes the problem of unnecessary loss.
In order to achieve the above object, the utility model provides a following technical scheme: a rotary joint with leakage-proof detection function comprises a shell, wherein a connector is installed on one side inside the shell, a ball bearing is arranged outside the connector, an inner pipe penetrates through the connector, the inner pipe extends to the outside of the connector and is fixedly connected with one end of the shell through a fastening bolt, a limiting fixing ring is arranged on one side of the ball bearing, a sealing ring is arranged on one side of the limiting fixing ring, the sealing ring penetrates through the limiting fixing ring and is fixedly connected with the limiting fixing ring, an opening is formed in the sealing ring, a sealing rubber cushion block is arranged inside the sealing ring, the inner pipe penetrates through the opening and is attached to the sealing rubber cushion block, the rear end of the sealing rubber cushion block extends to the inside of the limiting fixing ring and is connected with the sealing ring in a sliding mode, a pressure spring is installed inside the limiting fixing ring, and a pressure sensor is arranged on one side of the sealing ring, the outside of the front end of the sealing rubber cushion block is provided with a fixed block, the lower end of the pressure sensor is provided with a sensor contact, and the fixed block is attached to the sensor contact.
Preferably, ball bearing and shell fixed connection, ball bearing's inside is run through there is the rotor, rotor and connector fixed connection, the connector passes through ball bearing and shell and inner tube rotation connection.
Preferably, the rear end of shell is provided with the fixed head, fixed head and inner tube sealing connection, just the surface of fixed head and connector all is provided with the external screw thread, one side of fixed head is provided with the return bend, the connecting pipe is installed down to the below of shell, the upper end of connecting pipe is passed the shell and is extended to the inside and inner tube sealing connection of inner tube down.
Preferably, the spring is installed to the top of sealing ring, the middle part of shell is provided with the holding ring, and the both ends of spring respectively with holding ring and sealing ring block.
Preferably, the surface of shell is provided with breach and LED pilot lamp, the inside of breach is fixed with the battery case, the externally mounted of battery case has the pull ring, the internally mounted of breach has the box of receiving the electricity, just the internally mounted of shell has the singlechip, receive electricity box and singlechip electric connection, just the singlechip respectively with LED pilot lamp and pressure sensor electric connection.
Preferably, the number of the sealing rubber cushion blocks is four, the pressure spring is provided with a plurality of pressure springs, the two ends of each pressure spring are fixedly connected with the sealing rubber cushion blocks and the limiting fixing rings respectively, and the fixing blocks and the sealing rubber cushion blocks are arranged into an integral structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a setting through spacing solid fixed ring, during the use, the accessible is connected connector and outside rotating member, the leading-in inner tube material of connecting pipe or fixed head under the accessible, carry fluid medium, when outside rotating member rotates, accessible connector and rotor rotate in ball bearing is inside, and the leading-in fluid medium of inner tube is not influenced to the connector, four sealing rubber cushion blocks of the inside pressure spring extrusion of spacing solid fixed ring of accessible, make four sealing rubber cushion blocks extrude the inner tube simultaneously, make and keep sealed between inner tube and the sealing ring, can be under long-time operating condition, and the stability is improved, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.
2. The utility model discloses a through pressure sensor's setting, in long-time work, pressure spring and sealing rubber cushion have caused wearing and tearing, make the fixed block position of sealing rubber cushion upper end change, thereby make sealed effect decline between inner tube and ball bearing and the shell, cause fluid medium to leak, accessible pressure sensor's sensor contact detects the position of fixed block, judge whether produce the leakage problem through the singlechip, can open the LED pilot lamp of different colours and remind, can remind the staff to notice fast, the effectual loss that has reduced.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is an internal structural view of the present invention;
fig. 3 is a schematic structural view of the sealing ring of the present invention;
fig. 4 is a partial enlarged view of the region a of the present invention.
In the figure: 1. a housing; 2. a connector; 3. an external thread; 4. a rotor; 5. a ball bearing; 6. a lower connecting pipe; 7. a fixed head; 8. bending the pipe; 9. a notch; 10. a battery case; 11. a pull ring; 12. an LED indicator light; 13. a power receiving box; 14. a single chip microcomputer; 15. a seal ring; 16. a limiting fixing ring; 17. Sealing the rubber cushion block; 18. a pressure spring; 19. a pressure sensor; 20. a sensor contact; 21. A fixed block; 22. an inner tube.
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.
Referring to fig. 1-4, the present invention provides an embodiment: a rotary joint with leakage-proof detection function comprises a shell 1, a connector 2 is installed on one side inside the shell 1, a ball bearing 5 is arranged outside the connector 2, an inner pipe 22 penetrates through the inside of the connector 2, the inner pipe 22 extends to the outside of the connector 2 and is fixedly connected with one end of the shell 1 through a fastening bolt, a limiting fixing ring 16 is arranged on one side of the ball bearing 5, a sealing ring 15 is arranged on one side of the limiting fixing ring 16, the sealing ring 15 penetrates through the limiting fixing ring 16 and is fixedly connected with the limiting fixing ring 16, a through hole is formed in the sealing ring 15, a sealing rubber cushion block 17 is arranged inside the sealing ring 15, the through hole of the inner pipe 22 is attached to the sealing rubber cushion block 17, the rear end of the sealing rubber cushion block 17 extends to the inside of the limiting fixing ring 16 and is connected with the sealing ring 15 in a sliding mode, and a pressure spring 18 is installed inside the limiting fixing ring 16, one side of sealing ring 15 is provided with pressure sensor 19, the front end outside of sealing rubber cushion 17 is provided with fixed block 21, sensor contact 20 is installed to pressure sensor 19's lower extreme, fixed block 21 and the laminating of sensor contact 20, in long-time work, pressure spring 18 and sealing rubber cushion 17 have led to the fact wearing and tearing, make the fixed block 21 position of sealing rubber cushion 17 upper end change, the position of fixed block 21 is detected to sensor contact 20 of accessible pressure sensor 19, carry out short-term test, pressure sensor 19 adopts the model to be MIK-P350 flat membrane type pressure transmitter.
Further, ball bearing 5 and 1 fixed connection of shell, ball bearing 5's inside is run through there is rotor 4, rotor 4 and connector 2 fixed connection, and connector 2 rotates with shell 1 and inner tube 22 through ball bearing 5 to be connected, and when outside rotating member rotated, accessible connector 2 and rotor 4 rotated at ball bearing 5 is inside, and the leading-in fluid medium of inner tube 22 is not influenced to connector 2.
Further, the rear end of shell 1 is provided with fixed head 7, fixed head 7 and inner tube 22 sealing connection, and the surface of fixed head 7 and connector 2 all is provided with external screw thread 3, one side of fixed head 7 is provided with return bend 8, connecting pipe 6 is installed down to the below of shell 1, the upper end of lower connecting pipe 6 is passed shell 1 and is extended to the inside and inner tube 22 sealing connection of inner tube 22, the accessible is connected connector 2 and outside rotating member, the leading-in inner tube 22 material of connecting pipe 6 or fixed head 7 under the accessible, carry the fluid medium.
Further, the spring is installed to the top of sealing ring 15, and the middle part of shell 1 is provided with the holding ring, and the both ends of spring respectively with holding ring and sealing ring 15 block, carry out limit support to spacing solid fixed ring 16 and sealing ring 15 through the spring, keep sealing ring 15 stable in position.
Further, the surface of shell 1 is provided with breach 9 and LED pilot lamp 12, the inside of breach 9 is fixed with battery case 10, the externally mounted of battery case 10 has pull ring 11, the internally mounted of breach 9 connects box 13, and the internally mounted of shell 1 has singlechip 14, connect box 13 and singlechip 14 electric connection, and singlechip 14 respectively with LED pilot lamp 12 and pressure sensor 19 electric connection, can conveniently change the battery in the battery case 10 through breach 9, judge whether produce the leakage problem through singlechip 14, can open the LED pilot lamp 12 of different colours and indicate.
Further, sealing rubber cushion 17 is provided with four, compression spring 18 is provided with a plurality of, a plurality of compression spring 18's both ends respectively with sealing rubber cushion 17 and spacing solid fixed ring 16 fixed connection, fixed block 21 sets up structure as an organic whole with sealing rubber cushion 17, 16 inside compression spring 18 extrusion four sealing rubber cushion 17 of accessible spacing solid fixed ring, make four sealing rubber cushion 17 extrude inner tube 22 simultaneously, it is sealed to make to keep between inner tube 22 and the sealing ring 15, can be under long-time operating condition, and stability is improved, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.
The working principle is as follows: when the sealing device is used, the connector 2 is connected with an external rotating part, a substance in the inner tube 22 can be introduced through the lower connecting tube 6 or the fixed head 7 to convey a fluid medium, when the external rotating part rotates, the connector 2 and the rotor 4 can rotate in the ball bearing 5, the fluid medium can be introduced into the connector 2 through the inner tube 22, the four sealing rubber cushion blocks 17 can be extruded through the pressure spring 18 in the limiting fixed ring 16, the four sealing rubber cushion blocks 17 can simultaneously extrude the inner tube 22, the inner tube 22 and the sealing ring 15 can be sealed, the stability can be improved under the long-time working state, the pressure spring 18 and the sealing rubber cushion blocks 17 are abraded in the long-time working process, the position of the fixed block 21 at the upper end of the sealing rubber cushion block 17 is changed, and the sealing effect between the inner tube 22 and the ball bearing 5 as well as the shell 1 is reduced, the leakage of fluid media is caused, the position of the fixed block 21 can be detected through the sensor contact 20 of the pressure sensor 19, the single chip microcomputer 14 is used for judging whether the leakage problem occurs or not, the LED indicating lamps 12 with different colors can be turned on for prompting, the attention of workers can be quickly reminded, and the loss is effectively reduced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a rotary joint with leak protection detects function, includes shell (1), its characterized in that: the sealing device is characterized in that a connector (2) is installed on one side inside the shell (1), a ball bearing (5) is arranged outside the connector (2), an inner pipe (22) penetrates through the connector (2), the inner pipe (22) extends to the outside of the connector (2) and one end of the shell (1) and is fixedly connected with a fastening bolt, a limiting fixing ring (16) is arranged on one side of the ball bearing (5), a sealing ring (15) is arranged on one side of the limiting fixing ring (16), the sealing ring (15) penetrates through the limiting fixing ring (16) and is fixedly connected with the limiting fixing ring (16), a through hole is formed in the sealing ring (15), a sealing rubber cushion block (17) is arranged inside the sealing ring (15), the through hole of the inner pipe (22) penetrates through and is attached to the sealing rubber cushion block (17), and the rear end of the sealing rubber cushion block (17) extends to the inside of the limiting fixing ring (16) and is connected with the sealing ring (15) in a sliding mode, and the internally mounted of spacing solid fixed ring (16) has compression spring (18), one side of sealing ring (15) is provided with pressure sensor (19), the front end outside of sealing rubber cushion (17) is provided with fixed block (21), sensor contact (20) are installed to the lower extreme of pressure sensor (19), fixed block (21) and sensor contact (20) laminating.
2. A rotary joint having a leak-proof detection function according to claim 1, wherein: ball bearing (5) and shell (1) fixed connection, the inside of ball bearing (5) is run through and is had rotor (4), rotor (4) and connector (2) fixed connection, connector (2) are connected through ball bearing (5) and shell (1) and inner tube (22) rotation.
3. A rotary joint having a leak-proof detection function according to claim 1, wherein: the rear end of shell (1) is provided with fixed head (7), fixed head (7) and inner tube (22) sealing connection, just the surface of fixed head (7) and connector (2) all is provided with external screw thread (3), one side of fixed head (7) is provided with return bend (8), connecting pipe (6) are installed down to the below of shell (1), the upper end of connecting pipe (6) is passed shell (1) down and is extended to inner tube (22) inside and inner tube (22) sealing connection.
4. A rotary joint having a leak-proof detection function according to claim 1, wherein: the spring is installed to the top of sealing ring (15), the middle part of shell (1) is provided with the holding ring, and the both ends of spring respectively with holding ring and sealing ring (15) block.
5. A rotary joint having a leak-proof detection function according to claim 1, wherein: the utility model discloses a pressure sensor, including shell (1), the surface of shell (1) is provided with breach (9) and LED pilot lamp (12), the inside of breach (9) is fixed with battery case (10), the externally mounted of battery case (10) has pull ring (11), the internally mounted of breach (9) has electricity-receiving box (13), just the internally mounted of shell (1) has singlechip (14), electricity-receiving box (13) and singlechip (14) electric connection, just singlechip (14) respectively with LED pilot lamp (12) and pressure sensor (19) electric connection.
6. A rotary joint having a leak-proof detection function according to claim 1, wherein: the sealing rubber cushion blocks (17) are four, the pressure springs (18) are provided with a plurality of pressure springs, the two ends of each pressure spring (18) are fixedly connected with the sealing rubber cushion blocks (17) and the limiting fixing rings (16) respectively, and the fixing blocks (21) and the sealing rubber cushion blocks (17) are arranged into an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929302.2U CN215215192U (en) | 2021-04-30 | 2021-04-30 | Rotary joint with leakage-proof detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929302.2U CN215215192U (en) | 2021-04-30 | 2021-04-30 | Rotary joint with leakage-proof detection function |
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| Publication Number | Publication Date |
|---|---|
| CN215215192U true CN215215192U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120929302.2U Active CN215215192U (en) | 2021-04-30 | 2021-04-30 | Rotary joint with leakage-proof detection function |
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| Country | Link |
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| CN (1) | CN215215192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059824A (en) * | 2022-05-16 | 2022-09-16 | 江苏华太电力仪表有限公司 | Torrent medium seal assembly for stainless steel pipe valve |
-
2021
- 2021-04-30 CN CN202120929302.2U patent/CN215215192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059824A (en) * | 2022-05-16 | 2022-09-16 | 江苏华太电力仪表有限公司 | Torrent medium seal assembly for stainless steel pipe valve |
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