CN213871539U - Clamp type flexible shoulder joint - Google Patents
Clamp type flexible shoulder joint Download PDFInfo
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- CN213871539U CN213871539U CN202023060720.7U CN202023060720U CN213871539U CN 213871539 U CN213871539 U CN 213871539U CN 202023060720 U CN202023060720 U CN 202023060720U CN 213871539 U CN213871539 U CN 213871539U
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Abstract
The utility model relates to a pipeline connecting device, in particular to a clamp type flexible shoulder joint; comprises an upper tile (1), a groove type sealing element (2), a bolt (6), a nut (5) and a lower tile (7); the method is characterized in that: the spring support is characterized by further comprising a spring support (3) and an annular spring (4), wherein the spring support (3) is provided with a spiral coil (3-1); the number of spiral turns of the spiral turn (3-1) is 10-28 turns; the two ends of the spiral ring (3-1) are provided with ball heads (3-2), and the spring frame (3) is arranged in the groove type sealing element (2); the problem of pipeline leakage caused by negative pressure of a fluid pipeline can be solved, the form and the sealing performance of a sealing element can be kept, and the purpose of solving the fluid leakage is achieved; the pipeline connection sealing device can guarantee the pipeline connection sealing, bring economic benefits to using enterprises, reduce unnecessary loss, save maintenance cost, save energy, protect environment and bring immeasurable beneficial effects to enterprises, society and countries.
Description
Technical Field
The utility model relates to a pipe connection device, especially a flexible shoulder type of clamp formula connects.
Background
The flexible clamp pipe joint in the prior art consists of two semicircular clamps, a sealing ring and a bolt, and is widely applicable to circulating water pipelines of thermal power plants; various water pipelines in mines and wells; oil, oil product conveying pipeline in chemical industry; a metallurgical steelmaking return water pipeline; sewage plant pipelines; connection of municipal water supply and drainage, large-scale water conduits and the like; after the flexible clamp pipe joint in the prior art is used for a period of time, the leakage problem often occurs, potential safety hazards are easy to occur, safety accidents are caused, unnecessary loss and harm are caused to enterprises and the society, and therefore the problem of leakage of pipeline connection is a good cause worthy of research.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flexible shoulder type of clamp formula connects can effectively solve the fluid leakage problem of pipe connection.
The technical proposal of the utility model for solving the technical problem is that: through field analysis of pipeline leakage in many application sites and disassembly research of the flexible clamp pipe joint in the prior art, the damage of the sealing element is mainly caused by the negative pressure of the fluid pipeline, once the fluid is cut off and the fluid needs to be continuously conveyed, the negative pressure is formed in the pipeline when the fluid pipeline is frequently subjected to fluid cut-off during fluid conveying, and the sealing element can deform and be damaged under the suction force of the negative pressure of the pipeline until the sealing element loses the sealing performance due to the fact that the larger the sealing element is, the lower the supporting strength is, and the problem of pipeline leakage is caused.
In order to solve the problems, a clamp type flexible shoulder joint is designed through technical attack, experiments, tests and analytical researches.
The utility model comprises an upper tile, a groove type sealing element, a bolt, a nut and a lower tile; the method is characterized in that: the spring support is provided with a spiral coil; the two ends of the spiral ring are provided with ball heads, and the spring frame is arranged in the groove type sealing piece body.
The upper tile comprises a connecting pipe clamping groove, a chamfer, a sealing piece groove, a tile combining lug and a connecting hole.
Go up the inner wall centre of tile and be equipped with the sealing member groove, the upper and lower both sides in sealing member groove are equipped with the connecting pipe draw-in groove respectively, and connecting pipe draw-in groove outer end is equipped with the chamfer, go up the tile about both ends be equipped with respectively and close the ear of tile, the middle part that closes the ear of tile is equipped with the connecting hole.
The upper tile and the lower tile have the same structure and are mutually matched with each other when being installed.
The upper tile and the lower tile have the effects that the pipeline can be clamped by mutually combining circles, and the purpose of connecting the pipeline can be achieved by assembling an upper bolt and a nut.
The groove type sealing element comprises a connecting ring, a spring hole, a connecting groove, a groove right buckle, a right buckle ring chamfer, a groove left buckle, a left buckle ring and a left buckle ring chamfer; the method is characterized in that: the connecting ring comprises a spring hole; the left lower end of the connecting ring is provided with a left buckling ring, and the left end of the left buckling ring is provided with a left buckling ring chamfer; the right lower end of the connecting ring is provided with a right buckling ring, and the right end of the right buckling ring is provided with a right buckling ring chamfer; the lower middle end of the connecting ring is provided with a connecting groove; the left end of the connecting groove is provided with a groove left buckle; the right end of the connecting groove is provided with a groove right buckle.
The spring frame is provided with a spiral coil; the number of spiral turns of the spiral turn is 10-28 turns; the two ends of the spiral ring are provided with ball heads, and the ball heads are used for preventing acute angles from puncturing and damaging groove type sealing pieces.
The spring frame is arranged in the groove type sealing element body, plays a role of supporting the connecting ring of the groove type sealing element, and enables the connecting ring of the groove type sealing element to be flexible and convenient to install and use.
Furthermore, because the spring frame sets up the effect that supports the clamping ring of slot type sealing member in the slot type sealing member body, consequently makes slot type sealing member can not be inhaled by the negative pressure in the pipeline and decreases in using in the pipeline, reaches the protection slot type sealing member and can not receive the pipeline negative pressure influence, and stable work prevents the purpose of pipeline leakage.
The utility model has the advantages that: the problem of pipeline leakage caused by negative pressure of a fluid pipeline can be solved, the form and the sealing performance of a sealing element can be kept, and the purpose of solving the fluid leakage is achieved; the pipeline connection sealing device can guarantee the pipeline connection sealing, bring economic benefits to using enterprises, reduce unnecessary loss, save maintenance cost, save energy, protect environment and bring immeasurable beneficial effects to enterprises, society and countries.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a top view of the structure of the present invention.
Fig. 3 is a structural sectional view of the present invention.
Fig. 4 is a top view of the upper tile structure of the present invention.
Fig. 5 is a structural bottom view of the upper tile of the present invention.
Fig. 6 is a structural sectional view of the groove seal of the present invention.
Fig. 7 is a structural sectional view of the spring holder of the present invention.
Fig. 8 is a structural view of the ring spring of the present invention.
In the figure, 1, an upper tile; 2. a trench seal; 3. a spring holder; 4. an annular spring; 5. a nut; 6. a bolt; 7. a lower tile; 1-1, connecting a pipe clamping groove; 1-2, chamfering; 1-3. seal groove; 1-4. tile-combining ear; 1-5, connecting holes; 2-1, connecting a ring; 2-2. spring hole; 2-3, connecting the grooves; 2-4, buckling the groove at the right side; 2-5. a right buckle ring; 2-6, chamfering the right fastening ring; 2-7, left buckling the groove; 2-8, left buckle ring; 2-9, chamfering the left fastening ring; 2-10. right annular spring hole; 2-11, a left annular spring hole; 3-1, a spiral coil; 3-2. a bulb; 4-1, spring steel wire; 4-2, a full circle space; 4-3. the springs are overlapped and connected.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In fig. 1, 2 and 3, the present invention comprises an upper tile (1), a groove type sealing member (2), a bolt (6), a nut (5) and a lower tile (7); the method is characterized in that: the spring support is characterized by further comprising a spring support (3) and an annular spring (4), wherein the spring support (3) is provided with a spiral coil (3-1); the number of spiral turns of the spiral turn (3-1) is 10-28 turns; the two ends of the spiral ring (3-1) are provided with ball heads (3-2), and the spring frame (3) is arranged in the groove type sealing element (2).
In fig. 4 and 5, the upper tile (1) comprises a connecting pipe clamping groove (1-1), a chamfer (1-2), a sealing piece groove (1-3), a tile combining lug (1-4) and a connecting hole (1-5).
The tile sealing device is characterized in that a sealing piece groove (1-3) is formed in the middle of the inner wall of the upper tile (1), connecting pipe clamping grooves (1-1) are formed in the upper side and the lower side of the sealing piece groove (1-3) respectively, a chamfer (1-2) is formed in the outer end of each connecting pipe clamping groove (1-1), tile closing lugs (1-4) are arranged at the left end and the right end of the upper tile (1) respectively, and connecting holes (1-5) are formed in the middle of the tile closing lugs (1-4).
The upper tile (1) and the lower tile (7) have the same structure and are mutually matched with each other in installation.
The upper tile (1) and the lower tile (7) have the effects that the mutually combined circles can clamp a pipeline, and the purpose of connecting the pipeline can be achieved by assembling the upper bolt (6) and the nut (5).
In fig. 6, the groove type sealing element (2) comprises a connecting ring (2-1), a spring hole (2-2), a connecting groove (2-3), a groove right buckle (2-4), a right buckle ring (2-5), a right buckle ring chamfer (2-6), a groove left buckle (2-7), a left buckle ring (2-8), a left buckle ring chamfer (2-9), a right annular spring hole (2-10) and a left annular spring hole (2-11); the method is characterized in that: the connecting ring (2-1) comprises a spring hole (2-2); the left lower end of the connecting ring (2-1) is provided with a left buckling ring (2-8), and the left end of the left buckling ring (2-8) is provided with a left buckling ring chamfer (2-9); the right lower end of the connecting ring (2-1) is provided with a right buckling ring (2-5), and the right end of the right buckling ring (2-5) is provided with a right buckling ring chamfer (2-6); the lower middle end of the connecting ring (2-1) is provided with a connecting groove (2-3); the left end of the connecting groove (2-3) is provided with a groove left buckle (2-7); the right end of the connecting groove (2-3) is provided with a groove right buckle (2-4); a left annular spring hole (2-11) is formed in the left buckle ring (2-8); and a right annular spring hole (2-10) is arranged in the right buckle ring (2-5).
In fig. 7, the spring holder (3) is provided with a helical coil (3-1); the two ends of the spiral ring (3-1) are provided with ball heads (3-2), and the ball heads (3-2) are used for preventing acute angles from puncturing the groove type sealing element (2); the number of spiral turns of the spiral turn (3-1) of the spring frame (3) is 10-28.
In fig. 3, 6 and 7, the spring holder (3) is arranged in the groove seal (2) body, plays a role of supporting the connecting ring (2-1) of the groove seal (2), and enables the connecting ring (2-1) of the groove seal (2) to be flexible so as to be convenient to install and use.
Furthermore, the spring frame (3) is arranged in the groove type sealing element (2) body and supports the connecting ring (2-1) of the groove type sealing element (2), so that the groove type sealing element (2) can be used in a pipeline and is not absorbed and damaged by negative pressure in the pipeline, and the purposes of protecting the groove type sealing element (2) from being influenced by negative pressure of the pipeline, stably working and preventing the pipeline from leaking are achieved.
In fig. 8, the ring-shaped spring (4) is made of spring steel wires and comprises a spring steel wire (4-1) with a full circle space (4-2) and a spring overlapping connection (4-3); the radius of the full circle space (4-2) is 50-500 mm; the diameter of the spring steel wire (4-1) is 0.8-5 mm; the number of turns of the spring overlapping connection (4-3) is 5-10.
In fig. 3, 6 and 8, there are two annular springs (4); one of the annular springs (4) is arranged in a left annular spring hole (2-11) of a left buckling ring (2-8) of the groove type sealing element (2); the other annular spring (4) is arranged in a right annular spring hole (2-10) of a right buckling ring (2-5) of the groove type sealing element (2).
Claims (6)
1. A clamp type flexible shoulder joint comprises an upper tile (1), a groove type sealing element (2), a bolt (6), a nut (5) and a lower tile (7); the method is characterized in that: the spring support is characterized by further comprising a spring support (3) and an annular spring (4), wherein the spring support (3) is provided with a spiral coil (3-1); the number of spiral turns of the spiral turn (3-1) is 10-28 turns; the two ends of the spiral ring (3-1) are provided with ball heads (3-2), and the spring frame (3) is arranged in the groove type sealing element (2).
2. A clamp-on flexible shoulder-type joint as claimed in claim 1, wherein: the upper tile (1) comprises a connecting pipe clamping groove (1-1), a chamfer (1-2), a sealing piece groove (1-3), a tile combining lug (1-4) and a connecting hole (1-5); a sealing piece groove (1-3) is formed in the middle of the inner wall of the upper tile (1), connecting pipe clamping grooves (1-1) are formed in the upper side and the lower side of the sealing piece groove (1-3) respectively, a chamfer (1-2) is formed in the outer end of each connecting pipe clamping groove (1-1), tile combining lugs (1-4) are arranged at the left end and the right end of the upper tile (1) respectively, and connecting holes (1-5) are formed in the middle of the tile combining lugs (1-4); the upper tile (1) and the lower tile (7) have the same structure and are mutually matched with each other in installation.
3. A clamp-on flexible shoulder-type joint as claimed in claim 1, wherein: the groove type sealing element (2) comprises a connecting ring (2-1), a spring hole (2-2), a connecting groove (2-3), a groove right buckle (2-4), a right buckle ring (2-5), a right buckle ring chamfer (2-6), a groove left buckle (2-7), a left buckle ring (2-8), a left buckle ring chamfer (2-9), a right annular spring hole (2-10) and a left annular spring hole (2-11).
4. A clamp-on flexible shoulder-type joint as claimed in claim 1 or 3, wherein: the groove type sealing element (2) is characterized in that a spring hole (2-2) is formed in the connecting ring (2-1); the left lower end of the connecting ring (2-1) is provided with a left buckling ring (2-8), and the left end of the left buckling ring (2-8) is provided with a left buckling ring chamfer (2-9); the right lower end of the connecting ring (2-1) is provided with a right buckling ring (2-5), and the right end of the right buckling ring (2-5) is provided with a right buckling ring chamfer (2-6); the lower middle end of the connecting ring (2-1) is provided with a connecting groove (2-3); the left end of the connecting groove (2-3) is provided with a groove left buckle (2-7); the right end of the connecting groove (2-3) is provided with a groove right buckle (2-4); a left annular spring hole (2-11) is formed in the left buckle ring (2-8); and a right annular spring hole (2-10) is arranged in the right buckle ring (2-5).
5. A clamp-on flexible shoulder-type joint as claimed in claim 1, wherein: the annular spring (4) is made of spring steel wires and comprises spring steel wires (4-1) and a whole circular space (4-2), and the springs are connected in a superposition manner (4-3); the radius of the full circle space (4-2) is 50-500 mm; the diameter of the spring steel wire (4-1) is 0.8-5 mm; the number of turns of the spring overlapping connection (4-3) is 5-10.
6. A clamp-on flexible shoulder-type joint as claimed in claim 1 or 3, wherein: the number of the annular springs (4) is two; one of the annular springs (4) is arranged in a left annular spring hole (2-11) of a left buckling ring (2-8) of the groove type sealing element (2); the other annular spring (4) is arranged in a right annular spring hole (2-10) of a right buckling ring (2-5) of the groove type sealing element (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060720.7U CN213871539U (en) | 2020-12-18 | 2020-12-18 | Clamp type flexible shoulder joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060720.7U CN213871539U (en) | 2020-12-18 | 2020-12-18 | Clamp type flexible shoulder joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213871539U true CN213871539U (en) | 2021-08-03 |
Family
ID=77069827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023060720.7U Active CN213871539U (en) | 2020-12-18 | 2020-12-18 | Clamp type flexible shoulder joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213871539U (en) |
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2020
- 2020-12-18 CN CN202023060720.7U patent/CN213871539U/en active Active
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