CN209743595U

CN209743595U - Sealing element with buffering effect

Info

Publication number: CN209743595U
Application number: CN201920109985.XU
Authority: CN
Inventors: 陈翔; 周钿杰
Original assignee: SICHUAN NUOCHENG AERO RUBBER&PLASTICS SEALS Co Ltd
Current assignee: SICHUAN NUOCHENG AERO RUBBER&PLASTICS SEALS Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2019-12-06
Anticipated expiration: 2029-01-23

Abstract

The utility model discloses a sealing member with cushioning effect, including the rubber ring, the equal fixed pasting of rubber ring upper surface and lower surface is connected with the skid resistant course, chamber wall fixed surface is connected with the copper sheathing in the rubber ring, fixed the inlaying has the gasbag in the rubber ring inner chamber, fixed the inlaying has the steel wire winding in the gasbag inner chamber wall. The utility model discloses a copper sheathing contacts with the pivot surface, can effectively increase the wear resistance of rubber ring, gasbag multiplicable through in the rubber ring inner chamber wall is to the buffering effect of machinery, when the pressure of extrusion on the rubber ring reduces, the gasbag can make gasbag reconversion in atmospheric pressure's effect, steel wire winding through gasbag inner chamber can support the gasbag simultaneously, can effectively avoid damaging the gasbag when pressure is too big, the lifting surface area through the multiplicable gasbag of backup pad, make the more even of gasbag atress, can make the rubber ring should not take place to warp when receiving the pulling force through anti pull ring, further promotion leakproofness.

Description

Sealing element with buffering effect

Technical Field

The utility model relates to a sealing member, in particular to sealing member with cushioning effect.

Background

The seal is a material or a part that prevents fluid or solid particles from leaking from between adjacent bonding surfaces and prevents foreign substances such as dust and moisture from intruding into parts inside the machine equipment.

And current sealing member is receiving external force when extrudeing, takes place to warp easily to reduce sealed effect, and mostly solid construction buffering effect is relatively poor, for this reason, we propose a sealing member with cushioning effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a sealing member with cushioning effect, contact with the pivot surface through the copper sheathing, can effectively increase the abrasive resistance of rubber ring, multiplicable buffering effect to machinery of gasbag through in the rubber ring inner chamber wall, when the pressure of extrusion on the rubber ring reduces, the gasbag can make gasbag reconversion in atmospheric pressure's effect, steel wire winding through the gasbag inner chamber can support the gasbag simultaneously, can effectively avoid damaging the gasbag when pressure is too big, the lifting surface area through the multiplicable gasbag of backup pad, make the even more of gasbag atress, can make the rubber ring should not take place to warp when receiving the pulling force through anti pull ring, will further promotion leakproofness, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The sealing element with the buffering effect comprises a rubber ring, wherein an anti-skid layer is fixedly adhered to the upper surface and the lower surface of the rubber ring, a copper sleeve is fixedly connected to the surface of the inner cavity wall of the rubber ring, an air bag is fixedly embedded in the inner cavity of the rubber ring, and a steel wire ring is fixedly embedded in the wall of the inner cavity of the air bag.

Furthermore, the bottom and the bottom of the air bag are both fixedly connected with supporting plates, and the supporting plates are positioned in the inner cavity wall of the rubber ring.

Furthermore, a groove is fixedly formed in the upper surface of the rubber ring.

Furthermore, the inner cavity of the groove is detachably connected with an anti-pulling ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. The rubber ring is sleeved on the surface of the rotating shaft, the copper sleeve is contacted with the surface of the rotating shaft, elements such as Sn, Al, Mn, Pb, Si and the like are added into the copper sleeve, tin Al, Mn, Pb and S i brass can be formed under the condition that the mechanical property or the technological property of the copper sleeve is basically unchanged, and the added elements have obvious effects of improving the corrosion resistance, the wear resistance and the friction reduction of the alloy, so that the wear resistance of the copper sleeve is enhanced, the use cost is reduced, and the service life of the rubber ring is prolonged.

2. The rubber ring is used for sealing, and the friction between the surface of the rubber ring and machinery can be increased through the protective layers on the upper surface and the lower surface of the rubber ring, so that the rubber ring can rotate synchronously along with the machinery.

3. when machinery is pressed on the rubber ring at work, the buffering effect on the machinery can be increased through the air bag in the inner cavity wall of the rubber ring, when the pressure of extrusion on the rubber ring is reduced, the air bag can restore the original shape of the air bag under the action of air pressure, and meanwhile, the air bag can be supported through the steel wire ring of the inner cavity of the air bag, so that the air bag can be effectively prevented from being damaged when the pressure is too large.

4. Gasbag top and bottom all are provided with the backup pad, through the lifting surface area of backup pad multiplicable gasbag, make gasbag atress more even, can dismantle in the recess of rubber ring upper surface and be connected with anti pull ring, can make the rubber ring should not take place to warp when receiving the pulling force through anti pull ring, will further promotion leakproofness.

Drawings

Fig. 1 is a schematic view of the overall structure of the sealing member with buffering function of the present invention.

Fig. 2 is a schematic cross-sectional view of a sealing member with a buffering function according to the present invention.

In the figure: 1. a rubber ring; 2. an anti-slip layer; 3. a copper sleeve; 4. an air bag; 5. a bead ring; 6. a support plate; 7. a groove; 8. an anti-pull ring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-2, a sealing member with a buffering effect comprises a rubber ring 1, wherein an anti-slip layer 2 is fixedly bonded and connected to the upper surface and the lower surface of the rubber ring 1, a copper sleeve 3 is fixedly connected to the surface of the inner cavity wall of the rubber ring 1, an air bag 4 is fixedly embedded in the inner cavity of the rubber ring 1, and a steel wire ring 5 is fixedly embedded in the inner cavity wall of the air bag 4.

As shown in fig. 1 and 2 in this embodiment, contact through copper sheathing 3 and pivot surface, the life of rubber ring 1 has been prolonged, seal through rubber ring 1, the protection layer 2 through rubber ring 1 upper surface and lower surface can increase the friction between rubber ring 1 surface and the machinery, thereby can make rubber ring 1 follow machinery and rotate in step, press on rubber ring 1 when machinery is in the during operation, the cushion effect to machinery can be multiplicable through gasbag 4 in the wall of rubber ring 1 inner chamber, when the pressure of extrusion on rubber ring 1 reduces, gasbag 4 can make gasbag 4 reconversion in the effect of atmospheric pressure, steel wire winding 5 through gasbag 4 inner chamber can support gasbag 4 simultaneously, can effectively avoid damaging gasbag 4 when pressure is too big.

Wherein, gasbag 4 bottom and bottom all fixedly connected with backup pad 6, and backup pad 6 is located the cavity wall in rubber ring 1.

In this embodiment, as shown in fig. 2, the supporting plate 6 can increase the force-bearing area of the airbag 4, so that the force-bearing of the airbag 4 is more uniform.

Wherein, the upper surface of the rubber ring 1 is fixedly provided with a groove 7.

in this embodiment, as shown in fig. 1, the counter-pull ring 7 is mounted in the recess 7.

Wherein, the inner cavity of the groove 7 is detachably connected with an anti-pulling ring 8.

In this embodiment, as shown in fig. 1, the rubber ring 1 is not easily deformed when being subjected to a tensile force by the anti-pulling ring 8, so that the sealing performance is further improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like. It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Under the condition of no more restrictions, the element limited by the sentence 'including a reference structure' does not exclude the existence of other same elements in the process, method, article or equipment including the element, the utility model discloses a sealing element with buffer action, when in operation, the rubber ring 1, the anti-slip layer 2, the copper sheathing 3, the air bag 4, the steel wire ring 5, the supporting plate 6, the groove 7, the anti-pulling ring 8, the components are all universal standard components or components known by technicians in the field, the structure and principle of the sealing element can be known by technical manuals or can be known by routine experimental methods, the rubber ring 1 is sheathed on the surface of the rotating shaft, the copper sheathing 3 is contacted with the surface of the rotating shaft, the elements such as Sn, Al, Mn, Pb, Si and the like are added into the copper sheathing 3, and under the condition of keeping the mechanical property or the process property of the sealing element basically unchanged, tin Al, Mn, Pb and Si brass is formed, the added elements have obvious effects of improving the corrosion resistance and the wear resistance and friction reduction of the alloy, the wear resistance of the copper sleeve 3 is enhanced, the use cost is reduced, the service life of the rubber ring 1 is prolonged, the rubber ring 1 is sealed, the friction between the surface of the rubber ring 1 and machinery can be increased through the protective layers 2 on the upper surface and the lower surface of the rubber ring 1, so that the rubber ring 1 can synchronously rotate along with the machinery, when the machinery works, the machinery presses on the rubber ring 1, the buffering effect on the machinery can be increased through the air bag 4 in the inner cavity wall of the rubber ring 1, when the pressure extruded on the rubber ring 1 is reduced, the air bag 4 can restore the original shape under the action of air pressure, meanwhile, the air bag 4 can be supported through the steel wire ring 5 in the inner cavity of the air bag 4, the air bag 4 can be effectively prevented from being damaged when the pressure is too high, the supporting plates 6 are arranged at the, through 6 multiplicable gasbag 4's lifting surface area of backup pad, make 4 atress more even of gasbag, can dismantle in the recess 8 of 1 upper surface of rubber ring and be connected with anti pull ring 8, can make rubber ring 1 should not take place to warp when receiving the pulling force through anti pull ring 8, will further promotion leakproofness.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A sealing member with a buffering function comprises a rubber ring (1), and is characterized in that: the rubber ring is characterized in that the upper surface and the lower surface of the rubber ring (1) are fixedly connected with an anti-slip layer (2) in a sticking manner, the surface of the inner cavity wall of the rubber ring (1) is fixedly connected with a copper sleeve (3), an air bag (4) is fixedly embedded in the inner cavity of the rubber ring (1), and a steel wire ring (5) is fixedly embedded in the inner cavity wall of the air bag (4).

2. A cushioning seal according to claim 1, wherein: the bottom and the bottom of the air bag (4) are fixedly connected with supporting plates (6), and the supporting plates (6) are located in the wall of the inner cavity of the rubber ring (1).

3. A cushioning seal according to claim 1, wherein: the upper surface of the rubber ring (1) is fixedly provided with a groove (7).

4. A cushioning seal according to claim 3, wherein: the inner cavity of the groove (7) is detachably connected with an anti-pulling ring (8).