Plastic sealing element

Abstract

The utility model relates to the technical field of sealing elements, and discloses a plastic sealing element which comprises a first flange plate, a second flange plate is arranged on one side of the first flange plate, a sealing ring is arranged between the first flange plate and the second flange plate, and a first connecting pipe is fixedly connected to the inner circle wall face of the first flange plate in a sleeved mode. The inner circle wall face of the second flange plate is fixedly connected with a second connecting pipe and an anti-sliding assembly in a sleeved mode, the anti-sliding assembly is arranged on the outer circle wall face of the sealing ring and used for preventing the sealing ring from sliding, and the first flange plate, the sealing ring, a first fixing groove, a limiting ring, a fixing ring and a connecting hole are used in cooperation. The effect of preventing the sealing ring from sliding can be achieved, so that when the first connecting pipe and the second connecting pipe are connected, the sealing ring is accurately positioned without being held by a hand for positioning, the situation that the sealing ring is dislocated during installation and the operation sealing effect is not ideal is avoided, and operation of a user is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing element technical field especially relates to a plastic sealing element. BACKGROUND

[0002] Among various mechanical equipment, sealing ring has become one of the indispensable sealing elements at the equipment connection, sealing ring is generally used for preventing oil, gas, water, dust and other permeation common articles, usually is made of certain elasticity rubber or plastic etc., its section is mostly square, circular, trapezoidal and Y type etc., plastic has "cold flow property", make plastic sealing gasket under long time continuous load effect occur plastic deformation.

[0003] The existing plastic sealing ring (announcement number: CN213808869U) has at least the following disadvantages:

[0004] In the above patent, in the process of installing the sealing ring, the sealing gasket needs to be manually supported to avoid misalignment between the sealing gasket and the flange, but the gap between the flanges is small, the space is small, the sealing gasket is thin, it is not convenient for workers to manually keep the position of the sealing ring unchanged, it is not convenient for positioning, and installation misalignment is easy to occur, which has certain limitations. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a plastic sealing element.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A plastic sealing element, comprising a first flange plate, a second flange plate is arranged on one side of the first flange plate, a sealing ring is arranged between the first flange plate and the second flange plate, a first connecting pipe is fixedly sleeved on the inner circular wall surface of the first flange plate, a second connecting pipe is fixedly sleeved on the inner circular wall surface of the second flange plate, an anti-slip assembly is arranged on the outer circular wall surface of the sealing ring and is used for preventing the sealing ring from slipping, the anti-slip assembly comprises: a first fixed groove is arranged on the outer circular wall surface of the sealing ring, a limiting ring is fixedly sleeved on the outer circular wall surface of the sealing ring, a fixed ring is fixedly installed on the inner circular wall surface of the limiting ring, the fixed ring is fixedly sleeved with the first fixed groove, a plurality of connecting holes are arranged on one side of the limiting ring, a plurality of first fixed holes are arranged on one side of the first flange plate, a plurality of second fixed holes are arranged on one side of the second flange plate, a bolt is movably sleeved on the inner circular wall surface of the first fixed hole, the bolt is movably sleeved with the second fixed hole, and a nut is threadedly connected on the outer circular wall surface of the bolt.

[0008] As a further scheme of the utility model, the two sides of the sealing ring are fixedly installed with sealing pads, and the two sides of the sealing pad are respectively provided with a plurality of second fixing grooves.

[0009] As a further scheme of the utility model, the inner circular wall surface of the sealing ring is provided with a plurality of third fixing grooves.

[0010] As a further scheme of the utility model, the fixing ring, the limiting ring and the bolt are all made of stainless steel.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The mutual cooperation of the first flange plate, the second flange plate, the sealing ring, the first fixing groove, the limiting ring, the fixing ring and the connecting hole can prevent the sealing ring from slipping, accurately position the sealing ring when connecting the first connecting pipe and the second connecting pipe, avoid mispositioning of the sealing ring during installation and operation of the sealing effect, and facilitate the operation of the user. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model provides a whole structure schematic diagram of a plastic sealing piece;

[0014] Figure 2 The utility model provides a first flange plate structure schematic diagram of a plastic sealing piece;

[0015] Figure 3 The utility model provides a second flange plate structure schematic diagram of a plastic sealing piece;

[0016] Figure 4 The utility model provides a Figure 2 The utility model provides a partial structure schematic diagram of A.

[0017] Fig. 1, first flange plate; 2, second flange plate; 3, sealing ring; 4, first fixing groove; 5, limiting ring; 6, fixing ring; 7, connecting hole; 8, first fixed hole; 9, second fixed hole; 10, bolt; 11, nut; 12, sealing pad; 13, second fixing groove; 14, third fixing groove; 15, first connecting pipe; 16, second connecting pipe. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0019] In the description of the utility model, it needs to explain, the term "upper", "lower", "internal", "external", "front end", "rear end", "two ends", "one end", "the other end" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and cannot indicate or imply that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the utility model, it needs to explain, unless otherwise expressly provided and limited, the terms "installation", "provided with", "connection" and so on should be understood broadly, for example, "connection", can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0021] Refer to Figures 1-4 A plastic sealing element, comprising a first flange plate 1, a second flange plate 2 is arranged on one side of the first flange plate 1, a sealing ring 3 is arranged between the first flange plate 1 and the second flange plate 2, a first connecting pipe 15 is fixedly sleeved on the inner circular wall surface of the first flange plate 1, a second connecting pipe 16 is fixedly sleeved on the inner circular wall surface of the second flange plate 2, an anti-slip assembly is arranged on the outer circular wall surface of the sealing ring 3, which is used for preventing the sealing ring 3 from slipping, the anti-slip assembly comprises: a first fixed groove 4, the first fixed groove 4 is arranged on the outer circular wall surface of the sealing ring 3, a limiting ring 5 is fixedly sleeved on the outer circular wall surface of the sealing ring 3, the width of the limiting ring 5 is less than the width of the sealing ring 3, a fixed ring 6 is fixedly installed on the inner circular wall surface of the limiting ring 5, the fixed ring 6 is fixedly sleeved with the first fixed groove 4, a plurality of connecting holes 7 are arranged on one side of the limiting ring 5, a plurality of first fixed holes 8 are arranged on one side of the first flange plate 1, a plurality of second fixed holes 9 are arranged on one side of the second flange plate 2, a bolt 10 is movably sleeved on the inner circular wall surface of the first fixed hole 8, the bolt 10 is movably sleeved with the second fixed hole 9, and the outer circular wall surface of the bolt 10 is threadedly connected with a nut 11.

[0022] In the embodiment, sealing pads 12 are fixedly installed on the two sides of the sealing ring 3, a plurality of second fixed grooves 13 are arranged on the two sides of the sealing pad 12, a plurality of third fixed grooves 14 are arranged on the inner circular wall surface of the sealing ring 3, the fixed ring 6, the limiting ring 5 and the bolt 10 are all made of stainless steel.

[0023] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: through the first flange plate 1, when the user needs to connect the first connecting pipe 15 and the second connecting pipe 16, the first flange plate 1 and the second flange plate 2 are taken up, the bolt 10 is inserted into the first fixed hole 8 on the side of the first flange plate 1, and the bolt 10 is inserted into the connecting hole 7, so that the plurality of bolts 10 supports the limiting ring 5, and then the bolt 10 is inserted into the second fixed hole 9 on the side of the second flange plate 2, so that the nut 11 is screwed on the outer wall surface of the bolt 10, so that the bolt 10 and the nut 11 are arranged to fix the first flange plate 1 and the second flange plate 2, and then the first connecting pipe 15 and the second connecting pipe 16 are connected together, and through the limiting ring 5, when the bolt 10 and the nut 11 are tightened, the first flange plate 1 and the second flange plate 2 are extruded to the sealing ring 3 and the second fixed groove 13, but the limiting ring 5 and the fixed ring 6 limit the sealing ring 3 to prevent the sealing ring 3 from slipping, and at the same time, through the second fixed groove 13, the second fixed groove 13 leaves space for the sealing gasket 12 after being compressed and expanded, and the sealing gasket 12 fills the space, so that the first flange plate 1 and the second flange plate 2 are better sealed, and at the same time, the second fixed groove 13 reduces the contact surface between the sealing gasket 12, the first flange plate 1 and the second flange plate 2, improves the unit area extrusion pressure, and increases the sealing effect, and then comprehensively achieves the effect of preventing the sealing ring 3 from slipping, so that the sealing ring 3 is accurately positioned when the first connecting pipe 15 and the second connecting pipe 16 are connected, and positioning is not needed, the sealing ring 3 is not misaligned during installation, the operation sealing effect is not ideal, and the user is facilitated to operate.

[0024] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A plastic sealing element, comprising a first flange plate (1), a second flange plate (2) arranged on one side of the first flange plate (1), a sealing ring (3) arranged between the first flange plate (1) and the second flange plate (2), a first connecting pipe (15) fixedly sleeved on an inner circular wall surface of the first flange plate (1), and a second connecting pipe (16) fixedly sleeved on an inner circular wall surface of the second flange plate (2), characterized in that, Also include anti-slip components, the slip component is arranged in the outer wall surface of the sealing ring (3), for preventing the sealing ring (3) slip, the slip component includes: first fixed groove (4), the first fixed groove (4) is set in the outer wall surface of the sealing ring (3), the outer wall surface of the sealing ring (3) is fixedly sleeved with a limit ring (5), the inner wall surface of the limit ring (5) is fixedly installed with a fixed ring (6), the fixed ring (6) is fixedly sleeved with the first fixed groove (4), one side of the limit ring (5) is provided with a plurality of connecting holes (7), one side of the first flange plate (1) is provided with a plurality of first fixed holes (8), one side of the second flange plate (2) is provided with a plurality of second fixed holes (9), the inner wall surface of the first fixed hole (8) movably sleeved with a bolt (10), the bolt (10) is movably sleeved with the second fixed hole (9), the outer wall surface of the bolt (10) is threadedly connected with a nut (11).

2. A plastic seal according to claim 1, wherein The both sides of the sealing ring (3) are fixedly installed with sealing pads (12), and the both sides of the sealing pad (12) are provided with a plurality of second fixed grooves (13).

3. A plastic seal according to claim 1, wherein The inner wall surface of the sealing ring (3) is provided with a plurality of third fixed grooves (14).

4. The plastic seal of claim 1 wherein, The fixed ring (6), the limit ring (5) and the bolt (10) are all stainless steel materials.

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