Sealing ring with metal jacket

Abstract

The utility model provides a seal ring with a metal jacket, which relates to the technical field of seal rings, and comprises a rubber ring, a reinforcing device is arranged on the arc surface of the rubber ring, the reinforcing device comprises a metal ring, the metal ring is sleeved on the arc surface of the rubber ring, a groove is arranged on the arc surface of the rubber ring, and the metal ring is sleeved on the groove. A plurality of grooves are formed in the rubber ring, the size of the metal ring is matched with the size of the grooves, a plurality of fixing rods are evenly and fixedly connected to the interior of the metal ring, fixing holes are formed in the positions, corresponding to the fixing rods, of the rubber ring, and the size of the fixing holes is matched with the size of the fixing rods. A worker can conveniently install the metal ring, the effect of protecting the rubber ring is achieved through the metal ring, the metal ring helps the rubber ring to be stressed when the rubber ring is extruded by excessive force, and the situation that the rubber ring cannot be restored due to excessive deformation is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing rings, in particular to a sealing ring with a metal outer jacket. Background Art

[0002] The joints of existing liquid delivery pipelines are generally connected by flanges. In order to prevent leakage of liquid, sealing rings are generally installed at the two flange interfaces.

[0003] In the prior art, when a sealing ring is used, it is generally squeezed to make the sealing ring closely contact with the object, thereby achieving a sealing effect. However, the sealing ring is easily deformed under the effect of excessive squeezing, which makes the sealing ring unable to be used normally, and the practicality of the sealing ring is reduced. Utility Model Content

[0004] The utility model provides a sealing ring with a metal outer jacket in order to solve the shortcomings in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sealing ring with a metal jacket, comprising a rubber ring, the arc surface of the rubber ring is provided with a reinforcement device, the reinforcement device comprises a metal ring, the metal ring is sleeved on the arc surface of the rubber ring, the arc surface of the rubber ring is provided with a groove, the size of the metal ring is adapted to the size of the groove, a plurality of fixing rods are evenly fixedly connected to the inside of the metal ring, fixing holes are provided at the rubber ring corresponding to the fixing rods, the size of the fixing holes is adapted to the size of the fixing rods, a circular plate is fixedly connected to one end of the fixing rod away from the metal ring, the rubber ring is provided with a circular groove by means of the fixing hole, the size of the circular groove is adapted to the size of the circular plate, and the size of the circular plate is larger than the size of the fixing rod.

[0006] The effects achieved by the above components are as follows: when the rubber ring and the metal ring need to be installed, the rubber ring is first moved, the rubber ring is inserted into the metal ring, and the fixing rod of the metal ring is aligned with the fixing hole of the rubber ring, the circular plate at one end of the fixing rod squeezes the fixing hole, the rubber ring is deformed, and the fixing hole becomes larger, and when the circular plate enters the position of the circular groove, the fixing hole of the rubber ring is reset, and the circular groove clamps the circular plate and the metal ring. At this time, the metal ring enters the groove, achieving the effect of fixing the rubber ring and the metal ring. The metal ring is fixed by the reinforcement device, which is convenient for the staff to install the metal ring. The metal ring is protected by the metal ring. When the rubber ring is squeezed excessively, the metal ring helps the rubber ring to bear the force, thereby preventing the rubber ring from deforming too much and being unable to recover.

[0007] Preferably, a plurality of sealing rings are fixedly connected to both sides of the rubber ring, and the plurality of sealing rings are rubber rings.

[0008] The effect achieved by the above components is that when the two sides of the rubber pad are squeezed by force, the arc surface of the sealing ring is deformed, and multiple sealing rings contact the object, thereby improving the sealing effect of the rubber ring.

[0009] Preferably, one end of the circular plate away from the fixing rod is fixedly connected with a pointed protrusion, and the tip of the pointed protrusion is away from the circular plate.

[0010] The effect achieved by the above-mentioned components is that the sharp protrusions are provided to facilitate the workers to insert the round plate into the fixing hole, thus bringing convenience to the workers.

[0011] Preferably, a slope is provided at one end of the circular groove close to the fixing hole, and the inclined surface of the slope is inclined toward the fixing hole.

[0012] The effect achieved by the above components is: by setting the slope, it is convenient for the staff to pull out the round plate from the round groove, which brings convenience to the staff to replace the rubber ring.

[0013] Preferably, the arc surface of the metal ring is provided with an auxiliary device, and the auxiliary device includes two symmetrical fixing frames, the two fixing frames are fixedly connected to the arc surface of the metal ring, a movable plate is arranged inside the fixing frame, a clamping plate is fixedly connected to the bottom of the movable plate, a plurality of clamping grooves are evenly opened at the fixing frame corresponding to the clamping plate, the size of the clamping grooves is adapted to the size of the clamping plate, and a mounting hole is opened on the surface of the movable plate.

[0014] The effect achieved by the above components is: when the rubber ring needs to be installed, the staff pulls the movable plate, and the movable plate moves in the fixed frame. After moving to a suitable position, the movable plate is fixed with mounting bolts passing through the mounting holes. At this time, the movable plate moves downward and fits with the fixed frame, and the card plate on the movable plate is inserted into the card slot to fix the relative position between the movable plate and the fixed frame. The auxiliary device is used to facilitate the staff to fix and install the rubber ring. The movable mounting holes and the movable plate increase the installation range of the fixing bolts, thereby improving the practicability of the rubber ring.

[0015] Preferably, both ends of the movable plate are fixedly connected with handles, and the surfaces of the handles are provided with anti-slip patterns.

[0016] The effect achieved by the above components is: by providing the handle, it is convenient for the staff to move the movable plate, which brings convenience to the staff.

[0017] Preferably, two mutually symmetrical reserved holes are provided on both sides of the movable plate, and a limit rod is slidably inserted into the movable plate through the reserved holes, and the size of the reserved hole is larger than that of the limit rod.

[0018] The effect achieved by the above components is: by moving the limit rod in the reserved hole, the moving direction of the movable plate is restricted, the rotation of the movable plate is avoided as much as possible, and the stability of the movement of the movable plate is improved.

[0019] In summary, the beneficial effects of the utility model are:

[0020] When the rubber ring and the metal ring need to be installed, first move the rubber ring, insert the rubber ring into the metal ring, and align the fixing rod of the metal ring with the fixing hole of the rubber ring. The circular plate at one end of the fixing rod squeezes the fixing hole, and the rubber ring is deformed. At this time, the fixing hole becomes larger. When the circular plate enters the position of the circular groove, the fixing hole of the rubber ring is reset, and the circular groove clamps the circular plate and the metal ring. At this time, the metal ring enters the groove, achieving the effect of fixing the rubber ring and the metal ring. The metal ring is fixed by the reinforcement device, which is convenient for the staff to install the metal ring. The metal ring is protected by the metal ring. When the rubber ring is squeezed excessively, the metal ring helps the rubber ring to bear the force to avoid the situation where the rubber ring is deformed too much and cannot be restored. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 It is a three-dimensional structural schematic diagram of the rubber ring of the utility model;

[0023] Figure 3 It is a schematic diagram of the three-dimensional structure of the metal ring of the utility model;

[0024] Figure 4 It is a cross-sectional view of the rubber ring of the utility model;

[0025] Figure 5 It is a three-dimensional structural schematic diagram of the auxiliary device of the utility model;

[0026] Figure 6 It is a cross-sectional view of the fixing frame of the utility model.

[0027] Legend: 1. Rubber ring; 2. Reinforcement device; 21. Metal ring; 22. Groove; 23. Fixing rod; 24. Fixing hole; 25. Round plate; 26. Round groove; 27. Pointed protrusion; 28. Sealing ring; 29. ​​Slope; 3. Auxiliary device; 31. Fixing frame; 32. Movable plate; 33. Mounting hole; 34. Slot; 35. Card plate; 36. Reserved hole; 37. Limiting rod; 38. Handle. DETAILED DESCRIPTION

[0028] Reference Figure 1-6As shown, this embodiment discloses a sealing ring with a metal jacket, including a rubber ring 1, the arc surface of the rubber ring 1 is provided with a reinforcement device 2, the reinforcement device 2 includes a metal ring 21, and the arc surface of the metal ring 21 is provided with an auxiliary device 3.

[0029] Reference Figure 1-6 As shown, the metal ring 21 is sleeved on the arc surface of the rubber ring 1, and the arc surface of the rubber ring 1 is provided with a groove 22. The size of the metal ring 21 is adapted to the size of the groove 22. A plurality of fixing rods 23 are evenly and fixedly connected inside the metal ring 21. A fixing hole 24 is provided at the rubber ring 1 corresponding to the fixing rod 23. The size of the fixing hole 24 is adapted to the size of the fixing rod 23. A circular plate 25 is fixedly connected to one end of the fixing rod 23 away from the metal ring 21. The rubber ring 1 is provided with a circular groove 26 by means of the fixing hole 24. The size of the circular groove 26 is adapted to the size of the circular plate 25. The size of the circular plate 25 is larger than the size of the fixing rod 23. When the rubber ring 1 and the metal ring 21 need to be installed, the rubber ring 1 is first moved and inserted into the metal ring 21, and the fixing rod 23 of the metal ring 21 is aligned with the fixing hole 24 of the rubber ring 1. The circular plate 25 at one end of the fixing rod 23 squeezes the fixing hole 24, and the rubber ring 1 is deformed. At this time, the fixing hole 24 becomes larger. When the circular plate 25 enters the position of the circular groove 26, the fixing hole 24 of the rubber ring 1 is reset, and the circular groove 26 clamps the circular plate 25 and the metal ring 21. At this time, the metal ring 21 enters the groove 22, achieving the effect of fixing the rubber ring 1 and the metal ring 21. The metal ring 21 is fixed by the reinforcement device 2, which is convenient for the staff to install the metal ring 21. The metal ring 21 is used to protect the rubber ring 1. When the rubber ring 1 is squeezed excessively, the metal ring 21 helps the rubber ring 1 to bear the force, thereby preventing the rubber ring 1 from deforming too much and being unable to recover.

[0030] Reference Figure 1-6 As shown, a plurality of sealing rings 28 are fixedly connected to both sides of the rubber ring 1, and the plurality of sealing rings 28 are rubber rings. When the rubber pad is squeezed by force on both sides, the arc surface of the sealing ring 28 is deformed, and a plurality of sealing rings 28 come into contact with the object, thereby improving the sealing effect of the rubber ring 1. A pointed protrusion 27 is fixedly connected to the end of the circular plate 25 away from the fixing rod 23, and the tip of the pointed protrusion 27 is away from the circular plate 25. The provision of the pointed protrusion 27 makes it convenient for the staff to insert the circular plate 25 into the fixing hole 24, which brings convenience to the staff. A slope 29 is provided at one end of the circular groove 26 close to the fixing hole 24, and the inclined surface of the slope 29 is inclined toward the fixing hole 24. The provision of the slope 29 makes it convenient for the staff to pull the circular plate 25 out of the circular groove 26, which brings convenience to the staff to replace the rubber ring 1.

[0031] Reference Figure 1-6As shown, the auxiliary device 3 includes two symmetrical fixed frames 31, the two fixed frames 31 are fixedly connected to the arc surface of the metal ring 21, a movable plate 32 is arranged inside the fixed frame 31, a clamping plate 35 is fixedly connected to the bottom of the movable plate 32, a plurality of clamping grooves 34 are evenly opened at the fixed frame 31 corresponding to the clamping plate 35, the size of the clamping groove 34 is adapted to the size of the clamping plate 35, and a mounting hole 33 is opened on the surface of the movable plate 32. When the rubber ring 1 needs to be installed, the staff pulls the movable plate 32, and the movable plate 32 moves in the fixed frame 31. After moving to a suitable position, the movable plate 32 is fixed with a mounting bolt passing through the mounting hole 33. At this time, the movable plate 32 moves downward and fits the fixed frame 31. The clamping plate 35 on the movable plate 32 is inserted into the clamping groove 34 to fix the relative position between the movable plate 32 and the fixed frame 31. The auxiliary device 3 is used to facilitate the staff to fix and install the rubber ring 1. The movable mounting hole 33 and the movable plate 32 increase the installation range of the fixing bolt, thereby improving the practicality of the rubber ring 1.

[0032] Reference Figure 1-6 As shown, both ends of the movable plate 32 are fixedly connected with handles 38, and the surface of the handles 38 is provided with anti-slip grooves. By providing the handles 38, it is convenient for the staff to move the movable plate 32, which brings convenience to the staff. Two mutually symmetrical reserved holes 36 are provided on both sides of the movable plate 32. The movable plate 32 is provided with a limit rod 37 by sliding through the reserved holes 36. The size of the reserved hole 36 is larger than the size of the limit rod 37. By the limit rod 37 moving in the reserved hole 36, the moving direction of the movable plate 32 is limited, the rotation of the movable plate 32 is avoided as much as possible, and the stability of the movement of the movable plate 32 is improved.

[0033] Working principle: when it is necessary to install the rubber ring 1 and the metal ring 21, first move the rubber ring 1, insert the rubber ring 1 into the metal ring 21, and align the fixing rod 23 of the metal ring 21 with the fixing hole 24 of the rubber ring 1, and the circular plate 25 at one end of the fixing rod 23 squeezes the fixing hole 24 with the help of the pointed protrusion 27, and the rubber ring 1 is deformed. At this time, the fixing hole 24 becomes larger, and when the circular plate 25 enters the position of the circular groove 26, the fixing hole 24 of the rubber ring 1 is reset, and the circular groove 26 clamps the circular plate 25 and the metal ring 21. At this time, the metal ring 21 enters the groove 22, achieving the effect of fixing the rubber ring 1 and the metal ring 21. The metal ring 21 is fixed by the reinforcement device 2, which is convenient for the staff to install the metal ring 21. The metal ring 21 is used to protect the rubber ring 1. When the rubber ring 1 is squeezed excessively, the metal ring 21 helps the rubber ring 1 to bear the force, so as to avoid the situation where the rubber ring 1 is deformed too much and cannot be restored.

[0034] When the rubber ring 1 needs to be installed, the staff pulls the movable plate 32 through the handle 38, and the movable plate 32 moves in the fixed frame 31. After moving to a suitable position, the movable plate 32 is fixed with a mounting bolt passing through the mounting hole 33. At this time, the movable plate 32 moves downward and fits with the fixed frame 31, and the clamping plate 35 on the movable plate 32 is inserted into the clamping groove 34 to fix the relative position between the movable plate 32 and the fixed frame 31. The auxiliary device 3 is used to facilitate the staff to fix and install the rubber ring 1. The movable mounting hole 33 and the movable plate 32 increase the installation range of the fixing bolt, thereby improving the practicality of the rubber ring 1.

Claims

1. A sealing ring with a metal jacket, comprising a rubber ring (1), characterized in that: The arc surface of the rubber ring (1) is provided with a reinforcement device (2), the reinforcement device (2) comprising a metal ring (21), the metal ring (21) being sleeved on the arc surface of the rubber ring (1), the arc surface of the rubber ring (1) being provided with a groove (22), the size of the metal ring (21) being matched with the size of the groove (22), a plurality of fixing rods (23) being evenly fixedly connected inside the metal ring (21), the rubber ring (1) being provided with fixing holes (24) corresponding to the fixing rods (23), the size of the fixing holes (24) being matched with the size of the fixing rods (23), the fixing rods (23) being fixedly connected with a circular plate (25) at one end away from the metal ring (21), the rubber ring (1) being provided with a circular groove (26) by means of the fixing hole (24), the size of the circular groove (26) being matched with the size of the circular plate (25), the size of the circular plate (25) being larger than the size of the fixing rods (23).

2. A sealing ring with a metal jacket according to claim 1, characterized in that: A plurality of sealing rings (28) are fixedly connected to both sides of the rubber ring (1), and the plurality of sealing rings (28) are rubber rings.

3. A sealing ring with a metal jacket according to claim 1, characterized in that: One end of the circular plate (25) away from the fixing rod (23) is fixedly connected with a pointed protrusion (27), and the tip of the pointed protrusion (27) is away from the circular plate (25).

4. A sealing ring with a metal jacket according to claim 1, characterized in that: A slope (29) is provided at one end of the circular groove (26) close to the fixing hole (24), and the inclined surface of the slope (29) is inclined towards the fixing hole (24).

5. The sealing ring with a metal jacket according to claim 1, characterized in that: The arc surface of the metal ring (21) is provided with an auxiliary device (3), the auxiliary device (3) comprising two mutually symmetrical fixing frames (31), the two fixing frames (31) being fixedly connected to the arc surface of the metal ring (21), a movable plate (32) being arranged inside the fixing frame (31), a clamping plate (35) being fixedly connected to the bottom of the movable plate (32), a plurality of clamping grooves (34) being evenly provided on the fixing frame (31) corresponding to the clamping plate (35), the size of the clamping grooves (34) being adapted to the size of the clamping plate (35), and a mounting hole (33) being provided on the surface of the movable plate (32).

6. A sealing ring with a metal jacket according to claim 5, characterized in that: Both ends of the movable plate (32) are fixedly connected with handles (38), and the surfaces of the handles (38) are provided with anti-slip grooves.

7. The sealing ring with a metal jacket according to claim 5, characterized in that: Two mutually symmetrical reserved holes (36) are provided on both sides of the movable plate (32), and a limit rod (37) is slidably inserted into the movable plate (32) by means of the reserved holes (36), wherein the size of the reserved holes (36) is larger than the size of the limit rod (37).

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