CN212040927U

CN212040927U - Dustproof structure of cone crusher lubricating system

Info

Publication number: CN212040927U
Application number: CN201921869882.XU
Authority: CN
Inventors: 谢寿刚; 张景河; 孙树明; 马忠祥; 谢在周; 白耀安
Original assignee: Xinjiang Jinchuan Mining Co ltd
Current assignee: Xinjiang Jinchuan Mining Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-12-01
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a dustproof structure of a cone crusher lubricating system, which belongs to the technical field of cone crushers and comprises a sealing ring and an air source pipe, wherein the sealing ring comprises an inner ring, an outer ring and a lower ring, the top ends of the inner ring and the outer ring are respectively connected with the bottom end of a movable cone in a sliding way, the bottom ends of the inner ring and the outer ring are connected with an annular bottom plate, the lower ring is arranged below the annular bottom plate relative to the opposite side of the outer ring, the surface of the inner side wall of the lower ring surrounds the side wall at the bottom end of a bowl-shaped tile seat, the side wall surface of bowl shape tile seat bottom is equipped with annular packing groove, and the packing inslot intussuseption is filled with sealing filler, the lower surface of bottom plate and sealing spring's top fixed connection, the inseparable laminating of the lateral wall of inner ring inboard surface and sealing washer, the air supply pipe set up in the recess that inner ring, outer loop and bottom plate enclose synthetically, and with external pressure air supply intercommunication, evenly be equipped with a plurality of exhaust holes on the outer wall of the air supply pipe that sets up in the recess. This novel leakproofness that effectively provides dustproof construction reduces machine trouble and economic loss because the mine dirt leads to.

Description

Dustproof structure of cone crusher lubricating system

Technical Field

The utility model relates to a cone crusher technical field, concretely relates to cone crusher lubricating system dustproof construction.

Background

The cone crusher is suitable for crushing raw materials in the industries of metallurgy, building, road building, chemistry and silicate, and is divided into a plurality of models according to different crushing principles and different sizes of product particles. The crusher is widely applied to various departments such as mines, smelting, building materials, highways, railways, water conservancy, chemical industry and the like. The cone crusher drives the eccentric sleeve to rotate through the transmission device, the movable cone performs rotary swing under the urging of the eccentric sleeve, the section of the movable cone close to the static cone becomes a crushing cavity, and materials are crushed by multiple extrusion and impact of the movable cone and the static cone.

The dustproof structure of the cone crusher in the prior art, as shown in fig. 2, a sealing spring 3 is arranged on a bowl-shaped tile seat 5, a sealing ring 9 is sleeved on the periphery of the bottom of the bowl-shaped tile seat, a sealing ring 10 is arranged between the inner surface of an inner ring 901 of the sealing ring 9 and the side wall of the top of the bowl-shaped tile seat 5, but the length of the sealing spring 3 is short, the thrust on the sealing ring 9 is insufficient, the sealing ring is small in elasticity, loose in pressure, and gapped, and dust easily enters the spring, so that the spring is inelastic, the height of mutual attachment between the inner side surface of the inner ring 901 and the sealing ring 10 is only 33mm, and a gap between a lower ring 903 and the side wall of the bottom end of the bowl-shaped tile seat 5 is large, and the characteristics all cause instability of operation of the sealing ring 9, so that dust.

Inside the dust enters into the host computer through the gap between sealing ring and the movable cone, can retrieve the huge harm of production to cone crusher's lubricating system and ore: firstly, lubricating oil becomes sticky, thick and deteriorated, so that an oil film cannot be formed on the lubricating surface of equipment, and the parts of the equipment are damaged; meanwhile, the service cycle of the lubricating oil is greatly shortened, and the cost is increased. Secondly, as the lubricating oil is leaked into the ore and brought into the subsequent flow (pollution), the change of the technological parameters of the ore dressing is caused, and the metal recovery rate is reduced. And thirdly, when the equipment runs, the oil sludge enters the dust ring to cause the outer side of the dust ring to be stained with the oil sludge, and the oil sludge piled on the outer side of the dust ring is continuously gathered and piled up high along with the accumulation of running time, so that the oil sludge piled on the outer side is quickly brought into the interior to pollute the lubricating oil again.

Disclosure of Invention

For overcoming prior art's not enough, this novel cone crusher lubricating system dustproof construction that discloses.

In order to realize the purpose, the novel technical scheme is as follows:

a dustproof structure of a lubricating system of a cone crusher comprises a sealing ring 9 and an air source pipe 8, wherein the sealing ring 9 comprises an inner ring 901, an outer ring 902 and a lower ring 903, the top ends of the inner ring 901 and the outer ring 902 are respectively connected with the bottom end of a movable cone 2 in a sliding manner, the bottom ends of the inner ring 901 and the outer ring 902 are connected with an annular bottom plate 904, the lower part of the annular bottom plate 904 opposite to the outer ring 902 is provided with the lower ring 903, the inner side wall surface of the lower ring 903 surrounds the side wall at the bottom end of a tile seat 5, the side wall surface at the bottom end of the tile seat 5 is provided with an annular filler groove 4, the filler groove 4 is filled with sealing filler, the lower surface of the bottom plate 904 is fixedly connected with the top end of a sealing spring 3, the inner side surface of the inner ring 901 is tightly attached to the side wall of a sealing ring 10, and the air source pipe 8 is arranged in a groove, And is communicated with an external pressure air source, and a plurality of exhaust holes are uniformly arranged on the outer wall of the air source pipe 8 arranged in the groove.

Preferably, the gap distance between the inner wall surface of the lower ring 903 and the side wall of the bottom end of the shoe 5 is 0.5-2 mm.

Preferably, the sealing filler is wool felt; the gap distance between the inner wall surface of the lower ring (903) and the side wall of the bottom end of the tile seat 5 is 1mm, or 0.8mm, or 1.2mm, or 1.5 mm.

Preferably, the height of the inner surface of the inner ring 901 and the height of the mutually attached part of the side wall of the sealing ring 10 are 50-80 mm.

Preferably, a vertical groove hole is formed in the tile seat 5 at the bottom end of the sealing spring 3, and the bottom end of the sealing spring 3 is fixedly connected with the bottom of the groove hole; the height of the inner surface of the inner ring 901 and the mutually attached part of the side wall of the sealing ring 10 is 60-70mm, preferably 65 mm.

Preferably, the sealing springs (3) are n and are uniformly arranged at the bottom of the outer wall of the tile seat.

Preferably, the elasticity of the sealing spring is enough to jack up the sealing ring 9 in the vibration of the crusher and keep the top ends of the inner ring 901 and the outer ring 902 in sliding connection with the bottom end of the movable cone 2; the n is 27.

This novel cone crusher lubricating system dustproof construction has following beneficial effect:

1. through dustproof improvement, the problems that lubricating oil is polluted and changed due to the fact that dust crushed by the cone crusher enters lubricating oil, the lubricating oil runs from the sealing ring and enters a crushing process, indexes of crushed products are deteriorated and the like are solved, the use cost of the lubricating oil is reduced, and enterprise benefits are increased.

2. Through improving the sealing ring, the bowl shape tile seat, lubricating oil quality improves by a wide margin, and the inside rack bush of breaker, consumption such as sealing ring, bowl shape tile reduce, have reduced enterprise's operation cost.

Drawings

FIG. 1: is a structural schematic diagram of the novel device;

FIG. 2: is a schematic view of a prior art seal ring structure;

1: a frame, 2: moving cone, 3: seal spring, 4: packing groove, 5: bowl-shaped shoe, 6: gap, 7: height, 8: gas source pipe, 9: seal ring, 901: inner ring, 902: outer ring, 903: lower ring, 904: bottom plate, 10: and (5) sealing rings.

Detailed Description

The following description is only exemplary of the present invention and should not be construed as limiting the scope of the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.

Example 1:

As shown in fig. 1, the air source pipe 8 discharges the pressure air into the space sealed by the sealing ring through the exhaust hole, so that positive air pressure is generated in the space, and the positive pressure guides the air in the machine body where the spindle is located to flow out of the outer ring 902 of the sealing ring 9, so as to drive the possible dust in the air to flow outwards, thereby protecting the lubricating system in the machine body where the spindle is located from being polluted by mineral dust.

Of course, the outer wall of the input channel of the air source pipe 8 should be connected with the tile seat 5 and the sealing ring in a sealing manner, so as to further ensure the dustproof capacity in the lubricating system.

Example 2:

a dustproof structure of a lubricating system of a cone crusher comprises a sealing ring 9 and an air source pipe 8, wherein the sealing ring 9 comprises an inner ring 901, an outer ring 902 and a lower ring 903, the top ends of the inner ring 901 and the outer ring 902 are respectively connected with the bottom end of a movable cone 2 in a sliding manner, the bottom ends of the inner ring 901 and the outer ring 902 are connected with an annular bottom plate 904, the lower part of the annular bottom plate 904 opposite to the outer ring 902 is provided with the lower ring 903, the inner side wall surface of the lower ring 903 surrounds the side wall at the bottom end of a tile seat 5, the side wall surface at the bottom end of the tile seat 5 is provided with an annular filler groove 4, the filler groove 4 is filled with sealing filler, the lower surface of the bottom plate 904 is fixedly connected with the top end of a sealing spring 3, the inner side surface of the inner ring 901 is tightly attached to the side wall of a sealing ring 10, and the air source pipe 8 is arranged in a groove, The air source pipe 8 is arranged in the groove, and a plurality of air exhaust holes are uniformly formed in the outer wall of the air source pipe 8;

the gap distance between the inner wall surface of the lower ring 903 and the side wall of the bottom end of the tile seat 5 is 0.5-2 mm; further preferably 1mm, or 0.8mm, or 1.2mm, or 1.5 mm; the optimal choice is 1 mm;

the sealing filler is felt;

the height of the mutually jointed part of the inner side surface of the inner ring 901 and the side wall of the sealing ring 10 is 50-80 mm; further preferably 60 to 70 mm; the optimal selection is 65 mm;

a vertical groove hole is formed in the tile seat 5 at the bottom end of the sealing spring 3, and the bottom end of the sealing spring 3 is fixedly connected with the bottom of the groove hole;

n sealing springs 3 are uniformly arranged at the top of the tile seat; the elasticity of the sealing spring is enough to jack up the sealing ring 9 in the vibration of the crusher and keep the top ends of the inner ring 901 and the outer ring 902 in sliding connection with the bottom end of the movable cone 2; the n is 27.

As shown in fig. 1, in this embodiment, the sealing performance of the dustproof structure is further increased by adjusting the size of the components in the prior art, the length of the sealing spring 3 is lengthened, so as to ensure the thrust of the sealing spring on the sealing ring and promote the sealing of the top of the sealing ring, the distance between the inner wall surface of the lower ring 903 and the side wall of the bottom end of the shoe 5 is 1mm, and wool felt is filled in the filling groove 4, so as to further improve the sealing performance of the sealing ring 9, further, the height 7 of the mutually attached part of the inner side surface of the inner ring 901 and the side wall of the sealing ring 10 is 65mm, which is much higher than 33mm in the prior art, so that the sealing ring 9 cannot be separated from the sealing ring 10 in vibration.

Claims

1. The utility model provides a cone crusher lubricating system dustproof construction which characterized in that: the sealing ring comprises a sealing ring (9) and an air source pipe (8), wherein the sealing ring (9) comprises an inner ring (901), an outer ring (902) and a lower ring (903), the top ends of the inner ring (901) and the outer ring (902) are respectively connected with the bottom end of a movable cone (2) in a sliding manner, the bottom ends of the inner ring (901) and the outer ring (902) are connected with an annular bottom plate (904), the lower part of the annular bottom plate (904) is provided with the lower ring (903) opposite to the outer ring (902), the surface of the inner side wall of the lower ring (903) surrounds the side wall at the bottom end of a tile seat (5), an annular filling groove (4) is formed in the surface of the side wall at the bottom end of the tile seat (5), sealing filler is filled in the filling groove (4), the lower surface of the bottom plate (904) is fixedly connected with the top end of a sealing spring (3), the surface of the inner side of the inner ring (901) is tightly attached to the, the air source pipe (8) is arranged in a groove formed by enclosing the inner ring (901), the outer ring (902) and the bottom plate (904) and communicated with an external pressure air source, and a plurality of exhaust holes are uniformly formed in the outer wall of the air source pipe (8) arranged in the groove.

2. The cone crusher lubricating system dustproof structure as set forth in claim 1, characterized in that: the gap distance between the inner wall surface of the lower ring (903) and the side wall of the bottom end of the tile seat (5) is 0.5-2 mm.

3. The cone crusher lubricating system dustproof structure as set forth in claim 2, characterized in that: the sealing filler is felt; the gap distance between the inner wall surface of the lower ring (903) and the side wall of the bottom end of the tile seat (5) is 1mm, or 0.8mm, or 1.2mm, or 1.5 mm.

4. The cone crusher lubricating system dustproof structure as set forth in claim 3, characterized in that: the height of the fit part between the inner side surface of the inner ring (901) and the side wall of the sealing ring (10) is 50-80 mm.

5. The cone crusher lubricating system dustproof structure as set forth in claim 4, wherein: a vertical groove hole is formed in the position, located on the tile seat (5), of the bottom end of the sealing spring (3), and the bottom end of the sealing spring (3) is fixedly connected with the bottom of the groove hole; the height of the fit part between the inner side surface of the inner ring (901) and the side wall of the sealing ring (10) is 60-70 mm.

6. The cone crusher lubricating system dustproof structure as set forth in claim 5, characterized in that: the height of the joint part between the inner side surface of the inner ring (901) and the side wall of the sealing ring (10) is 65 mm.

7. The cone crusher lubricating system dustproof structure as set forth in claim 6, characterized in that: the n sealing springs (3) are uniformly arranged at the bottom of the outer wall of the tile seat.

8. The cone crusher lubricating system dustproof structure as set forth in claim 7, characterized in that: the elasticity of the sealing spring is enough to jack up the sealing ring (9) in the vibration of the crusher and keep the top ends of the inner ring (901) and the outer ring (902) in sliding connection with the bottom end of the movable cone (2); the n is 27.