Anti-falling rubber sealing ring

Abstract

An anti-falling rubber sealing ring comprises a sealing mechanism and an air inflation mechanism, the sealing mechanism is composed of an upper sealing ring, a first annular piece, an air inflation cavity, an air inflation opening, a lower sealing ring and a second annular piece, and the air inflation mechanism is arranged on the air inflation cavity of the sealing mechanism; the inflation mechanism is composed of a storage cylinder, a visual window, a nut mounting base, a telescopic screw, a sealing plate, a mounting plate, a rotating support, a sliding groove and a sliding plate. Due to the fact that the air inflation mechanism is arranged, during installation, a user can rotate the telescopic screw to reduce the volume of air in the storage cylinder and convey the air in the storage cylinder into the air inflation cavity, the volume of the air inflation cavity is enlarged, clamping of equipment is completed, and when the equipment needs to be disassembled, only the volume of the air in the storage cylinder needs to be increased. The gas in the gas filling cavity is reduced, so that the volume of the gas filling cavity is reduced, the equipment can be disassembled, and the equipment has the characteristic of convenience in mounting and disassembling and also has an anti-falling function.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber sealing rings, in particular to an anti-falling rubber sealing ring. Background Art

[0002] The rubber sealing ring is an annular cover composed of one or more parts, which is fixed on a ring or washer of the bearing and contacts with another ring or washer or forms a narrow labyrinth gap to prevent the leakage of lubricating oil and the intrusion of foreign objects.

[0003] According to the Chinese patent with the patent number of CN 107387767 A, a new type of silicone rubber sealing ring is disclosed, wherein the top of the side of the silicone rubber sealing ring is provided with a first arc-shaped protrusion, the bottom of the side of the silicone rubber sealing ring is provided with a second arc-shaped protrusion, the inner periphery of the silicone rubber sealing ring is provided with an annular protrusion, an oil seal cavity is formed between adjacent annular protrusions, an annular hollow net is provided inside the annular protrusion, and the silicone rubber sealing ring is made of silicone rubber material. The beneficial effects of the present invention are: the silicone rubber sealing ring utilizes two arc-shaped protrusions on the outer surface, so that the silicone rubber sealing ring does not need to indicate the direction of use, which is convenient for users to use; after the annular hollow net is added inside the annular protrusion, the overall strength of the silicone rubber sealing ring is strengthened, the pressure resistance is good, the toughness is high, and the sealing effect in complex environments is good; the silicone rubber sealing ring utilizes the oil seal cavity on the inner surface to greatly improve the oil sealing ability of the entire silicone rubber sealing ring.

[0004] However, during the use of the existing rubber sealing ring, due to the structure of the annular cover body, the current rubber sealing ring is prone to shaking during use, causing the rubber sealing ring to shift or fall off, resulting in a poor sealing effect of the equipment. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the problem that the existing rubber sealing ring is prone to shaking during use due to its annular cover structure, causing the rubber sealing ring to shift or fall off, resulting in poor sealing effect of the equipment.

[0006] The technical solution adopted to solve the above technical problems is:

[0007] A rubber sealing ring to prevent falling off comprises a sealing mechanism and an inflation mechanism. The sealing mechanism comprises an upper sealing ring, a first annular sheet, an inflation cavity, an inflation port, a lower sealing ring and a second annular sheet. The inflation cavity of the sealing mechanism is provided with an inflation mechanism. The inflation mechanism comprises a storage tube, a visual window, a nut mounting seat, a telescopic screw, a sealing plate, a mounting plate, a rotating bracket, a sliding groove and a sliding plate.

[0008] As a preferred technical solution of the utility model, a first annular sheet is provided next to the upper sealing ring of the sealing mechanism to improve the sealing effect of the equipment, and a second annular sheet is provided next to the lower sealing ring.

[0009] As a preferred technical solution of the utility model, an air-filling cavity is provided between the upper sealing ring and the lower sealing ring, and an air-filling port is provided on the air-filling cavity.

[0010] As a preferred technical solution of the utility model, a storage cylinder is provided inside the inflation cavity, a visual window is provided on the storage cylinder to facilitate users to observe the moving position of the sealing plate, and a nut mounting seat is provided on the storage cylinder.

[0011] As a preferred technical solution of the utility model, a telescopic screw is provided on the nut mounting seat, and the telescopic screw is threadedly connected to the nut mounting seat.

[0012] As a preferred technical solution of the utility model, a sealing plate is provided at the end of the telescopic screw, a mounting plate is provided on the outside of the telescopic screw, an assembly groove is provided on the mounting plate, a rotating bracket is provided on the assembly groove of the mounting plate, the rotating bracket is fixed to the assembly groove of the mounting plate through a rotating rod, a sliding groove is provided on the rotating bracket, a sliding plate is provided on the sliding groove, and the sliding plate is connected to the sliding groove through a sliding block.

[0013] The beneficial effects of the utility model are:

[0014] Since the utility model is provided with an inflation mechanism, during installation, the user can reduce the volume of the gas in the storage cylinder by rotating the telescopic screw, and transport the gas in the storage cylinder to the inflation chamber, thereby expanding the volume of the inflation chamber and completing the clamping of the device; when the device needs to be disassembled, it is only necessary to increase the volume of the gas in the storage cylinder and reduce the gas in the inflation chamber, thereby reducing the volume of the inflation chamber, and the device can be disassembled. Therefore, the device has the characteristics of easy installation and disassembly, and also has the function of preventing falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a first axis view of the utility model;

[0017] Figure 3 It is a second axis view of the utility model;

[0018] Figure 4 for Figure 2 A partial enlarged view of center A.

[0019] In the figure: 1. Sealing mechanism; 2. Inflating mechanism; 3. Upper sealing ring; 4. First annular plate; 5. Inflating chamber; 6. Inflating port; 7. Lower sealing ring; 8. Second annular plate; 9. Storage cylinder; 10. Visual window; 11. Nut mounting seat; 12. Telescopic screw; 13. Sealing plate; 14. Mounting plate; 15. Rotating bracket; 16. Sliding groove; 17. Sliding plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0023] In the above description of the utility model, it should be noted that the terms "one side", "the other side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0024] In addition, the term "same" does not mean that the parts must be absolutely the same, but slight differences are allowed. The term "vertical" only means that the positional relationship between the parts is more vertical than "parallel", and does not mean that the structure must be completely vertical, but can be slightly tilted.

[0025] Embodiment 1

[0026] exist Figure 1-4The utility model provides a technical solution: an anti-falling rubber sealing ring, comprising a sealing mechanism 1 and an inflation mechanism 2, the sealing mechanism 1 is composed of an upper sealing ring 3, a first annular sheet 4, an inflation cavity 5, an inflation port 6, a lower sealing ring 7 and a second annular sheet 8, the inflation cavity 5 of the sealing mechanism 1 is provided with an inflation mechanism 2, and the inflation mechanism 2 is composed of a storage tube 9, a visual window 10, a nut mounting seat 11, a telescopic screw 12, a sealing plate 13, a mounting plate 14, a rotating bracket 15, a sliding groove 16 and a sliding plate 17.

[0027] In one aspect of this embodiment, a first annular sheet 4 is provided next to the upper sealing ring 3 of the sealing mechanism 1, a second annular sheet 8 is provided next to the lower sealing ring 7, an inflation cavity 5 is provided between the upper sealing ring 3 and the lower sealing ring 7, and an inflation port 6 is provided on the inflation cavity 5.

[0028] In one aspect of the present embodiment, a storage cylinder 9 is provided on the inner side of the inflation chamber 5, a visual window 10 is provided on the storage cylinder 9, a nut mounting seat 11 is provided on the storage cylinder 9, a telescopic screw 12 is provided on the nut mounting seat 11, the telescopic screw 12 is threadedly connected to the nut mounting seat 11, a sealing plate 13 is provided at the end of the telescopic screw 12, a mounting plate 14 is provided on the outer side of the telescopic screw 12, an assembly groove is provided on the mounting plate 14, a rotating bracket 15 is provided on the assembly groove of the mounting plate 14, when not in use, the rotating bracket 15 can be hidden in the assembly groove, the rotating bracket 15 is fixed to the assembly groove of the mounting plate 14 by a rotating rod, a sliding groove 16 is provided on the rotating bracket 15, a sliding plate 17 is provided on the sliding groove 16, which is convenient for users to rotate, and the sliding plate 17 is connected to the sliding groove 16 by a sliding block to improve the sliding stability of the sliding plate 17.

[0029] The working principle of the utility model is as follows: during the use of the utility model, when the user calibrates the equipment, first, by flipping and rotating the bracket 15, then moving the sliding plate 17, and then rotating the sliding plate 17 to the right, the telescopic screw 12 on the lower side of the mounting plate 14 moves inward, and when the sealing plate 13 moves to the innermost side of the storage tube 9, the rotation is stopped, and then the user injects gas into the inflation chamber 5 through the inflation port 6 until the gas fills the inflation chamber 5, and then rotates the sliding plate 17 to the left, so that the telescopic screw 12 drives the sealing plate 13 to move outward, and the gas in the inflation chamber 5 is introduced into the storage tube 9 until the sealing plate 13 moves to the outermost side of the storage tube 9, and the rotation is stopped. When installing the equipment, the user rotates the sliding plate 17 to the right, driving the telescopic screw 12 on the lower side of the mounting plate 14 to move inward, and when the sealing plate 13 moves to the innermost side of the storage tube 9, the gas in the storage tube 9 is introduced into the inflation chamber 5, so that it is clamped with the external device to prevent it from falling off, so the equipment has the characteristics of easy installation and disassembly, which is convenient for users to use.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An anti-drop rubber sealing ring, comprising a sealing mechanism (1) and an inflation mechanism (2), characterized in that: The sealing mechanism (1) comprises an upper sealing ring (3), a first annular plate (4), an inflation cavity (5), an inflation port (6), a lower sealing ring (7) and a second annular plate (8); an inflation mechanism (2) is arranged on the inflation cavity (5) of the sealing mechanism (1); the inflation mechanism (2) comprises a storage cylinder (9), a visual window (10), a nut mounting seat (11), a telescopic screw (12), a sealing plate (13), a mounting plate (14), a rotating bracket (15), a sliding groove (16) and a sliding plate (17).

2. The anti-falling rubber sealing ring according to claim 1, characterized in that: A first annular sheet (4) is provided next to the upper sealing ring (3) of the sealing mechanism (1), and a second annular sheet (8) is provided next to the lower sealing ring (7).

3. The anti-falling rubber sealing ring according to claim 2, characterized in that: An air filling cavity (5) is provided between the upper sealing ring (3) and the lower sealing ring (7), and an air filling port (6) is provided on the air filling cavity (5).

4. The anti-falling rubber sealing ring according to claim 1, characterized in that: A storage cylinder (9) is provided inside the inflation chamber (5), a visual window (10) is provided on the storage cylinder (9), and a nut mounting seat (11) is provided on the storage cylinder (9).

5. The anti-falling rubber sealing ring according to claim 4, characterized in that: A telescopic screw rod (12) is provided on the nut mounting seat (11), and the telescopic screw rod (12) is threadedly connected to the nut mounting seat (11).

6. The anti-falling rubber sealing ring according to claim 5, characterized in that: A sealing plate (13) is provided at the end of the telescopic screw rod (12), a mounting plate (14) is provided on the outer side of the telescopic screw rod (12), a mounting groove is provided on the mounting plate (14), a rotating bracket (15) is provided on the mounting groove of the mounting plate (14), the rotating bracket (15) is fixed on the mounting groove of the mounting plate (14) through a rotating rod, a sliding groove (16) is provided on the rotating bracket (15), a sliding plate (17) is provided on the sliding groove (16), and the sliding plate (17) is connected to the sliding groove (16) through a sliding block.

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