CN213839538U

CN213839538U - Anti-impact and anti-corrosion sealing ring for mechanical seal

Info

Publication number: CN213839538U
Application number: CN202022541900.0U
Authority: CN
Inventors: 顾玉成
Original assignee: Shanghai Fenke Electromechanical Equipment Co ltd
Current assignee: Shanghai Fenke Electromechanical Equipment Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-30
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a protecting against shock anticorrosion sealing washer for mechanical seal, including the sealing washer main part, the surface of sealing washer main part is connected with the nickel alloy layer admittedly, symmetrical fixed slot, two have been seted up jointly to the right flank of sealing washer main part and the right flank of nickel alloy layer the equal fixedly connected with fixed block of inside wall of fixed slot, the protective cover has been placed on the right side of sealing washer main part, symmetrical draw-in groove has been seted up to the left surface of protective cover. This protecting against shock anticorrosive sealing washer for mechanical seal keeps off the ring through first sealed fender ring and the sealed fender ring of second and cooperates sealing washer main part and connecting piece, seals the counter shaft, prevents the entering of dust, plays the effect of protection to the counter shaft, reduces the impact force of pressure, makes more wear-resisting corrosion-resistant of this sealing washer main part through nickel alloy-layer and nickel coating, improves the life of this sealing washer main part, makes more practicality of this sealing washer, increases the stability of sealing washer.

Description

Anti-impact and anti-corrosion sealing ring for mechanical seal

Technical Field

The utility model belongs to the technical field of mechanical seal spare, especially, relate to a protecting against shock anticorrosion sealing washer for mechanical seal.

Background

Mechanical seal is widely applied to the rotating equipment of various industries, mechanical seal part belongs to one of accurate, the comparatively complicated mechanical basis component of structure, be the key part of equipment such as various pumps, the synthetic cauldron of reaction, turbo compressor, dive motor, mechanical seal part's sealing performance and life depend on many factors, if the lectotype, the precision of machine, correct installation is used, and the easy pressure's of mechanical seal ring when using impact, still can receive the corruption, lead to mechanical leakage, bring very big inconvenience for the user, for the excessive unnecessary trouble of staff, therefore for solving above problem, we provide a protecting against shock anticorrosive sealing washer for mechanical seal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a, aim at solving above-mentioned impact that has mechanical seal easily pressure when using, still can receive the corruption, lead to machinery to leak, for the bare-handed trouble problem of unnecessary that increases of staff.

The utility model is realized in such a way, a sealing ring for mechanical seal of protecting against shock anticorrosion, including the sealing ring main part, the surface of sealing ring main part is connected with the nickel alloy layer firmly, symmetrical fixed slot has been seted up jointly to the right flank of sealing ring main part and the right flank of nickel alloy layer, two the inside wall of fixed slot is fixedly connected with the fixed block respectively, the protective cover has been placed on the right side of sealing ring main part, symmetrical draw-in groove has been seted up to the left flank of protective cover, two the fixed block is the joint in the inside of two draw-in grooves respectively, the left flank of protective cover contacts with the right flank of nickel alloy layer, the surface of sealing ring main part and the surface of nickel alloy layer have seted up the seal groove jointly, the inside joint of seal groove has the sealing ring, the inner circle fixedly connected with nickel coating of sealing ring main part, the inner circle joint of nickel coating has the counter shaft, the left side face of the nickel alloy layer is fixedly connected with a first sealing baffle ring, and the left side face of the nickel alloy layer is fixedly connected with a second sealing baffle ring.

Preferably, an oil cavity is formed in the sealing ring main body, symmetrical oil discharge pipes are fixedly communicated with the inner side wall of the oil cavity, and one ends, far away from each other, of the two oil discharge pipes penetrate through the nickel plating layer and are in contact with the counter shaft respectively.

Preferably, symmetrical reinforcing ribs are arranged inside each oil cavity, and the two groups of reinforcing ribs are fixedly connected with the inner walls of the two oil cavities respectively.

Preferably, the outer surface of the nickel alloy layer is provided with teeth, and the vertical length value of the teeth is at least five millimeters.

Preferably, the left side of the nickel alloy layer and the left side of the sealing ring main body are jointly provided with a pressure reduction groove, and a pressure reduction ring is clamped in the pressure reduction groove.

Preferably, the torsion piece is placed on the right side of the protective cover, and the left side face of the torsion piece is fixedly connected with the right side face of the protective cover.

Preferably, the inner ring of the sealing ring main body is fixedly connected with symmetrical fixed baffle rings, and one side face, close to each other, of each of the two fixed baffle rings is fixedly connected with the left side face of the nickel plating layer and the right side face of the nickel plating layer respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the sealing ring main body is matched with the connecting piece through the first sealing baffle ring and the second sealing baffle ring to seal the counter shaft, so that dust is prevented from entering the counter shaft, the counter shaft is protected, the impact force of pressure is reduced, the sealing ring main body is more wear-resistant and corrosion-resistant through the nickel alloy layer and the nickel coating layer, the service life of the sealing ring main body is prolonged, the sealing ring is more practical, the sealing ring is more tightly sealed through the mutual matching of the sealing ring and the sealing groove, the sealing effect of the sealing ring is improved, the mechanical leakage phenomenon is prevented, the protective cover and the sealing ring are more conveniently connected by utilizing the mutual matching of the fixed block, the fixed groove, the clamping groove and the protective cover, the sealing ring is convenient for workers to install, the working efficiency of the workers is increased, and the counter shaft can be lubricated through the mutual matching of the oil cavity and the oil discharge pipe, make the counter shaft more stable when rotatory, reduce the friction with the sealing washer.

Drawings

Fig. 1 is a sectional view of a front view of a main body of a sealing ring of the present invention;

fig. 2 is a cross-sectional view of a side view of the main body of the sealing ring of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. a seal ring main body; 2. a nickel alloy layer; 3. a protective cover; 4. a seal ring; 5. a first seal retainer ring; 6. a second seal retainer ring; 7. a pressure reducing ring; 8. matching shafts; 9. plating a nickel layer; 10. an oil discharge pipe; 11. a card slot; 12. fixing the baffle ring; 13. twisting the sheet; 14. an oil chamber; 15. a fixed block; 16. fixing grooves; 17. a sealing groove; 18. a pressure reducing tank; 19. reinforcing ribs; 20. and (4) teeth.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a shock-proof and corrosion-proof seal ring for mechanical sealing comprises a seal ring main body 1, a nickel alloy layer 2 is fixedly connected to the outer surface of the seal ring main body 1, symmetrical fixing grooves 16 are jointly formed on the right side surface of the seal ring main body 1 and the right side surface of the nickel alloy layer 2, fixing blocks 15 are respectively and fixedly connected to the inner side walls of the two fixing grooves 16, a protecting cover 3 is placed on the right side of the seal ring main body 1, symmetrical clamping grooves 11 are formed on the left side surface of the protecting cover 3, the two fixing blocks 15 are respectively clamped inside the two clamping grooves 11, the left side surface of the protecting cover 3 is contacted with the right side surface of the nickel alloy layer 2, a sealing groove 17 is jointly formed on the outer surface of the seal ring main body 1 and the outer surface of the nickel alloy layer 2, a sealing ring 4 is clamped inside the sealing groove 17, a nickel-plated layer 9 is fixedly connected to the inner ring of the seal ring main body 1, a counter shaft 8 is clamped to the inner ring of the nickel-plated layer 9, the left side surface of the nickel alloy layer 2 is fixedly connected with a first sealing baffle ring 5, and the left side surface of the nickel alloy layer 2 is fixedly connected with a second sealing baffle ring 6.

In the utility model, an oil cavity 14 is arranged in the sealing ring main body 1, symmetrical oil discharge pipes 10 are fixedly communicated with the inner side wall of the oil cavity 14, the ends of the two oil discharge pipes 10 which are far away from each other respectively penetrate through the nickel plating layer 9 and are contacted with the counter shaft 8, through the mutual matching of the oil cavities 14 and the oil discharge pipe 10, the lubricating oil in the oil cavities 14 can lubricate the counter shaft 8, the friction force between the counter shaft and the sealing ring is reduced, symmetrical reinforcing ribs 19 are arranged in each oil cavity 14, two groups of reinforcing ribs 19 are respectively and fixedly connected with the inner walls of the two oil cavities 14, the seal ring main body 1 is reinforced by the reinforcing ribs 19, so that the seal ring main body 1 is firmer, the outer surface of the nickel alloy layer 2 is provided with teeth 20, the vertical length value of the teeth 20 is at least five millimeters, make the staff convenient and fast more when the installation sealing washer through tooth 20, save physical power for the staff.

The left side surface of the nickel alloy layer 2 and the left side surface of the sealing ring main body 1 are both provided with a pressure reducing groove 18, the pressure reducing ring 7 is clamped in the pressure reducing groove 18, the sealing ring and the connecting block are always kept in a close contact state through the mutual matching of the pressure reducing groove 18 and the pressure reducing ring 7, the stability of the sealing ring main body 1 is ensured, the torsion sheet 13 is placed on the right side of the protective cover 3, the left side surface of the torsion sheet 13 is fixedly connected with the right side surface of the protective cover 3, the torsion sheet 13 is convenient for the working personnel to exert the acting force on the protective cover 3, the physical strength of the working personnel is saved, the inner ring of the sealing ring main body 1 is fixedly connected with symmetrical fixed baffle rings 12, one side surface of the two fixed baffle rings 12 which are close to each other is fixedly connected with the left side surface of the nickel-plated layer 9 and the right side surface of the nickel-plated layer 9 respectively, the fixed baffle ring 12 plays a sealing role on the counter shaft 8, so that the sealing effect of the sealing ring main body 1 is better.

The utility model discloses a theory of operation is: during the use, at first carry out mutual joint with protective cover 3 through fixed block 15, then be close to this sealing washer main part 1 and join in marriage the one end of counter shaft 8, utilize the turn round piece 13 to rotate protective cover 3, then in rotating tooth 20 into the screw thread of looks adaptation with it, make sealing ring 4 and connection position in close contact with, join in marriage the inner circle that counter shaft 8 will slowly stretch into sealing washer main part 1 simultaneously, utilize first sealed ring 5 and the second to keep off ring 6 and seal the left side of sealing washer main part 1, use decompression ring 7 to reduce pressure, seal the whole body through protective cover 3, utilize oil pocket 14 and oil drain pipe 10 to lubricate joining in marriage counter shaft 8.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a sealing washer for shock-proof anticorrosive mechanical seal, includes sealing washer main part (1), its characterized in that: the outer surface of the sealing ring main body (1) is fixedly connected with a nickel alloy layer (2), symmetrical fixing grooves (16) are jointly formed in the right side surface of the sealing ring main body (1) and the right side surface of the nickel alloy layer (2), fixing blocks (15) are respectively and fixedly connected to the inner side walls of the two fixing grooves (16), a protecting cover (3) is placed on the right side of the sealing ring main body (1), symmetrical clamping grooves (11) are formed in the left side surface of the protecting cover (3), the two fixing blocks (15) are respectively clamped in the two clamping grooves (11), the left side surface of the protecting cover (3) is in contact with the right side surface of the nickel alloy layer (2), a sealing groove (17) is jointly formed in the outer surface of the sealing ring main body (1) and the outer surface of the nickel alloy layer (2), and a sealing ring (4) is clamped in the sealing groove (17), the inner ring fixedly connected with nickel coating (9) of sealing washer main part (1), the inner circle joint of nickel coating (9) has a counter shaft (8), the first sealed fender ring of left side fixedly connected with (5) of nickel alloy layer (2), the sealed fender ring of left side fixedly connected with second (6) of nickel alloy layer (2).

2. The gasket according to claim 1, wherein the gasket comprises: an oil cavity (14) is formed in the sealing ring main body (1), symmetrical oil discharge pipes (10) are fixedly communicated with the inner side wall of the oil cavity (14), and one ends, far away from each other, of the two oil discharge pipes (10) penetrate through the nickel plating layer (9) and are in contact with the counter shaft (8) respectively.

3. The gasket according to claim 2, wherein the gasket comprises: symmetrical reinforcing ribs (19) are arranged inside each oil cavity (14), and the two groups of reinforcing ribs (19) are fixedly connected with the inner walls of the two oil cavities (14) respectively.

4. The gasket according to claim 1, wherein the gasket comprises: the outer surface of the nickel alloy layer (2) is provided with teeth (20), and the vertical length value of the teeth (20) is at least five millimeters.

5. The gasket according to claim 1, wherein the gasket comprises: the left surface of nickel alloy layer (2) and the left surface of sealing washer main part (1) have seted up decompression groove (18) jointly, the inside joint of decompression groove (18) has decompression ring (7).

6. The gasket according to claim 1, wherein the gasket comprises: the right side of protective cover (3) has placed piece of turning round (13), the left flank of piece of turning round (13) and the right flank fixed connection of protective cover (3).

7. The gasket according to claim 1, wherein the gasket comprises: the inner ring of the sealing ring main body (1) is fixedly connected with symmetrical fixed baffle rings (12), and one side faces, close to each other, of the two fixed baffle rings (12) are fixedly connected with the left side face of the nickel plating layer (9) and the right side face of the nickel plating layer (9) respectively.