Axial sealing structure of compacting machine

Abstract

The utility model provides an axial sealing structure of a compacting machine, and relates to the technical field of compacting machines. The axial sealing structure of the compactor comprises a labyrinth positioning sleeve, a labyrinth gland and a V-shaped water seal, the labyrinth positioning sleeve is used for being fixedly connected with a compression roller; the labyrinth positioning sleeve is provided with a first groove and a second groove; the labyrinth gland is used for being fixedly connected with the compression roller seat; the labyrinth gland is provided with a first bulge; the first bulge is arranged in the first groove of the labyrinth positioning sleeve; the V-shaped water seal is arranged in the second groove, fixedly connected with the labyrinth positioning sleeve and connected with the labyrinth gland in an abutting mode. The axial sealing structure of the compactor solves the technical problems that dust or powder in an existing compactor easily enters a bearing for supporting a compression roller, so that the bearing cannot work normally, and products are polluted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of compactor, especially a kind of compactor axial sealing structure. BACKGROUND

[0002] Compactor is a kind of equipment that is rolled into sheet product by compaction roller to powdery raw material.

[0003] The air pressure of the working area where the working part of compaction roller is located is slightly higher than the air pressure outside the machine, and the dust or powder material in the area where the working part of compaction roller is located will enter the bearing supporting the end of compaction roller from the inside of compactor during the working process, so as to cause the bearing to be unable to work normally; at the same time, after the powdery material entering the bearing supporting the end of compaction roller is contaminated, part of it will return to the working area of compactor, so as to mix with the raw material not contaminated, and further pollute the product.

[0004] The present inventor has found at least the following problems in the process of realizing the embodiment:

[0005] The dust or powder material in the inside of existing compactor is easy to enter the inside of bearing supporting compaction roller, so as to cause the bearing to be unable to work normally and pollute the product. INVENTION CONTENTS

[0006] The purpose of the utility model is to provide a kind of compactor axial sealing structure, solve the technical problem that the dust or powder material in the inside of existing compactor is easy to enter the inside of bearing supporting compaction roller, so as to cause the bearing to be unable to work normally and pollute the product.

[0007] INVENTION SCHEME:

[0008] The utility model provides a kind of compactor axial sealing structure, including labyrinth positioning sleeve, labyrinth gland and V type water seal;The labyrinth positioning sleeve is used to be fixedly connected with compaction roller;The labyrinth positioning sleeve is equipped with first recess and second recess;The labyrinth gland is used to be fixedly connected with compaction roller seat;The labyrinth gland is equipped with first protrusion;The first protrusion is set in the first recess;The V type water seal is set in the second recess, it is fixedly connected with the labyrinth positioning sleeve, and it is in abutment with the labyrinth gland.

[0009] Further, the V type water seal is equipped with lip part, and the lip part is in abututment with the labyrinth gland.

[0010] Further, the labyrinth gland is equipped with first air passage and second air passage;The first air passage is communicated with the second air passage;The second air passage is communicated with the second recess.

[0011] Further, the labyrinth positioning sleeve is equipped with taper face, and the taper face is fixedly connected with the compaction roller.

[0012] Beneficial effects:

[0013] The utility model provides a kind of compactor axial sealing structure, when using, compression roller rotation drives the rotation of labyrinth positioning sleeve, labyrinth positioning sleeve rotates relative to labyrinth gland, first recess rotates around first protrusion, increase the path of dust or powder into bearing;While labyrinth positioning sleeve rotation drives the rotation of V type water seal, V type water seal and labyrinth gland dynamic fit, prevent dust or powder from second recess into bearing inside.This kind of compactor axial sealing structure, dust or powder in compactor inside, not easy to enter the bearing inside of supporting compression roller, so that bearing can long time normal operation, and not easy to cause pollution to product. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in prior art, the following will be briefly introduced the drawings needed to be used in specific embodiment or prior art description, obviously, the drawings in the following description is some embodiments of the utility model, for those skilled in the art, without creative labor, according to these drawings, other drawings can also be obtained.

[0015] Figure 1 The structure diagram of compactor axial sealing structure is provided for this embodiment;

[0016] Figure 2 The structure diagram of compactor axial sealing structure part is provided for this embodiment;

[0017] Figure 3 The structure diagram of compactor axial sealing structure part is provided for this embodiment;

[0018] Figure 4 The structure diagram of compactor axial sealing structure part is provided for this embodiment.

[0019] Icon:

[0020] 100-labyrinth positioning sleeve;110-first recess;120-second recess;130-tapered surface;

[0021] 200-labyrinth gland;210-first protrusion;220-first air passage;230-second air passage;

[0022] 300-V type water seal;310-lip part. Specific embodiments

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of the present application.

[0025] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0026] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships commonly placed when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third", etc. are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0027] In addition, the terms "horizontal", "vertical", etc. do not mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined. In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect", "connect" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0028] Some embodiments of the present application will be described in detail with reference to the drawings. In the case of no conflict, the following examples and features in the examples can be combined with each other.

[0029] The present embodiment provides a compactor axial sealing structure, please refer to Figures 1-4 As shown in the figure, including the labyrinth positioning sleeve 100, labyrinth gland 200 and V type water seal 300;The labyrinth positioning sleeve 100 is used for fixed connection with the compression roller;The labyrinth positioning sleeve 100 is provided with first recess 110 and second recess 120;The labyrinth gland 200 is used for fixed connection with the compression roller seat;The labyrinth gland 200 is provided with first protrusion 210;The first protrusion 210 is arranged in the first recess 110;The V type water seal 300 is arranged in the second recess 120, which is fixedly connected with the labyrinth positioning sleeve 100, and it is in abutment with the labyrinth gland 200.

[0030] Specifically, the labyrinth positioning sleeve 100 is used for connecting with the compression roller, which is used for ensuring the stable operation of the compression roller, the first recess 110 and the second recess 120 are arranged, one is used for increasing the path of dust or powder into the bearing, and the second recess 120 is used for installing the V type water seal 300;The labyrinth gland 200 is fixedly connected with the compression roller seat, which is used for preventing the dust and powder in the compactor from entering into the bearing, the first protrusion 210 is inserted into the first recess 110, wherein the first protrusion 210 has a certain gap from the two ends of the first recess 110;The V type water seal 300 is in sliding abutment with the labyrinth gland 200, which prevents dust or powder from entering into the bearing from the second recess 120;The labyrinth positioning sleeve 100 and the labyrinth gland 200 are floatingly connected. Wherein, the compression roller and the compression roller seat are not shown in the figure. In use, the compression roller rotates to drive the labyrinth positioning sleeve 100 to rotate, the labyrinth positioning sleeve 100 rotates relative to the labyrinth gland 200, the first recess 110 rotates around the first protrusion 210, which increases the path of dust or powder into the bearing;At the same time, the labyrinth positioning sleeve 100 drives the V type water seal 300 to rotate, the V type water seal 300 is dynamically attached with the labyrinth gland 200, which prevents dust or powder from entering into the bearing from the second recess 120.

[0031] In the present embodiment, the V type water seal 300 is provided with lip part 310, and the lip part 310 is in abutment with the labyrinth gland 200.

[0032] Specifically, the lip part 310 of the V type water seal 300 is thin and elastic, and when the sealing positioning sleeve drives the V type water seal 300 to rotate, the lip part 310 can also be closely attached with the labyrinth gland 200.

[0033] In the present embodiment, the labyrinth gland 200 is provided with first air channel 220 and second air channel 230;The first air channel 220 is communicated with the second air channel 230;The second air channel 230 is communicated with the second recess 120.

[0034] Specifically, the compression roller seat is provided with a hole, and the hole is communicated with the first air channel 220, air is injected into the hole, the air flows to the first air channel 220 through the hole, then flows into the second air channel 230, and then flows into the second groove 120, so that the air pressure of the working area where the end of the compression roller of the compactor is located is slightly lower than the air pressure outside the machine, so that the dust or powder does not enter the bearing.

[0035] In the embodiment, the labyrinth positioning sleeve 100 is provided with a tapered surface 130, and the tapered surface 130 is fixedly connected with the compression roller.

[0036] Specifically, the tapered surface 130 is provided, so that the contact area between the labyrinth positioning sleeve 100 and the compression roller is larger, thereby ensuring that the compression roller runs more stably, and indirectly reducing the movement of the powder to the bearing direction of the two ends.

[0037] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A compactor axial seal structure, characterized by, The application relates to a labyrinth positioning sleeve (100), a labyrinth gland (200) and a V-shaped water seal (300). The labyrinth positioning sleeve (100) is used for fixed connection with a compression roller; The labyrinth positioning sleeve (100) is provided with a first groove (110) and a second groove (120); The labyrinth gland (200) is used for fixed connection with a compression roller seat; The labyrinth gland (200) is provided with a first protrusion (210); The first protrusion (210) is arranged in the first groove (110); The V-shaped water seal (300) is arranged in the second groove (120), is fixedly connected with the labyrinth positioning sleeve (100) and abuts against the labyrinth gland (200).

2. The axial seal structure for a compactor as set forth in claim 1, wherein, The V-shaped water seal (300) is provided with a lip part (310) which abuts against the labyrinth gland (200).

3. A compactor axial seal structure according to claim 2, wherein, The labyrinth gland (200) is provided with a first air channel (220) and a second air channel (230); The first air channel (220) and the second air channel (230) are communicated; The second air channel (230) is communicated with the second groove (120).

4. A compactor axial seal as defined in claim 3 wherein, The labyrinth positioning sleeve (100) is provided with a conical surface (130) which is fixedly connected with the compression roller.

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