CN216500082U - Centrifuge abrasionproof decreases structure and centrifuge equipment - Google Patents

Abstract

The utility model relates to the technical field of centrifuges, in particular to an anti-abrasion structure of a centrifuge and centrifuge equipment. Centrifuge abrasionproof decreases structure for with centrifuge's rotary drum, little end cover and collecting box cooperation, including rectangular scraper, rectangular scraper and rotary drum cooperation to make the rotary drum drive rectangular scraper and collecting box relative motion in order to strike off the mud cake on the collecting box inner wall. So can strike off the mud cake of collecting box inner wall high-efficiently, swiftly to improve the wearing and tearing of mud cake to centrifuge.

Description

Centrifuge abrasionproof decreases structure and centrifuge equipment

Technical Field

The utility model relates to the technical field of centrifuges, in particular to an anti-abrasion structure of a centrifuge and centrifuge equipment.

Background

Centrifuge is in the use, and the solid phase mud cake discharges at the slag notch, can get rid of centrifuge's collecting box on, bonds the back on the collecting box, causes wearing and tearing easily to centrifuge. In order to avoid abrasion, a convex wear-resistant sleeve is arranged at the slag outlet, and the wear-resistant sleeve is utilized to scrape off mud cakes so as to protect the rotary drum. However, such wear sleeves have the following disadvantages:

the slag discharging wear-resistant sleeve is used as a scraping device, the scraping surface is small, and the material can be extruded to two sides to cause side abrasion;

the replacement of the wear-resistant sleeve can be completed only by detaching the centrifugal machine, and the maintenance is inconvenient.

SUMMERY OF THE UTILITY MODEL

The object of the present invention includes, for example, providing a centrifuge abrasion prevention structure and a centrifuge apparatus, which can efficiently and quickly scrape off mud cake on the inner wall of a collection box, thereby improving abrasion of the mud cake to the centrifuge.

Embodiments of the utility model may be implemented as follows:

in a first aspect, the present invention provides an anti-wear structure for a centrifuge, which is used for cooperating with a drum, a small end cover and a collection box of the centrifuge, and comprises:

and the long strip scraper is matched with the rotary drum so that the rotary drum drives the long strip scraper and the collecting box to move relatively to scrape the mud cakes on the inner wall of the collecting box.

The long-strip scraper of the anti-abrasion structure of the centrifuge is arranged on the centrifuge, and the rotary drum drives the long-strip scraper to move relative to the collecting box, so that mud cakes on the inner wall of the collecting box can be efficiently scraped. During the use, because rectangular scraper is along with the rotary drum linkage, under the drive through the rotary drum, rectangular scraper can constantly rotate at the circumference direction of the inner wall of collecting box to strike off the mud cake that bonds on the collecting box inner wall totally, and then avoid the mud cake of these adhesions to pile up the overlap and extend to the rotary drum and cause the wearing and tearing to the rotary drum. On the other hand, the long-strip scraper is long, the working surface of the long-strip scraper is long, the relatively wear-resistant sleeve has a larger scraping surface, and the situation that materials are extruded to two sides and are abraded beside the materials due to the small scraping surface can be avoided. In conclusion, the anti-abrasion structure of the centrifuge has the advantages of simple structure, operation and convenience for large-scale improvement aiming at the prior art, and therefore, the anti-abrasion structure has outstanding economic benefits.

In an alternative embodiment, the elongated doctor blade is removably arranged on the drum.

In an alternative embodiment, the elongated doctor blade is bolted to the drum.

In an alternative embodiment, the elongated doctor blade is arranged along the central axis of the drum.

In an alternative embodiment, the elongated scraper is located between two adjacent slag outlets in the circumferential direction of the drum.

In an alternative embodiment, the length of the elongated scraper covers the cylindrical surface of the drum with the slag outlet in the direction of the central axis of the drum.

In an alternative embodiment, the elongate blade comprises a plurality of blade segments, adjacent blade segments combining to form the entire elongate blade. The plurality of blade segments are positioned in a common line.

In an alternative embodiment, the long scraper comprises a mounting part and a scraper part, the mounting part is arranged on the rotary drum, the scraper part is used for scraping mud cakes on the collecting box, and the mounting part and the scraper part have included angles.

In an alternative embodiment, the mounting portion and the scraper portion are perpendicular to each other.

In an alternative embodiment, the drum is provided with a matching groove;

the bottom of the strip scraper is arranged in the matching groove.

In an alternative embodiment, the mounting portion is embedded in the matching groove, and the scraper portion extends from an opening of the matching groove in a direction away from the rotary drum.

In an alternative embodiment, the centrifuge wear prevention structure further comprises an end face scraper;

the end surface scraper is arranged on a small end cover of the centrifuge, which is close to the rotary drum; the end face scraper is configured to enable the rotary drum to drive the end face scraper and the collecting box to move relatively so as to scrape mud cakes on the inner wall of the collecting box in the circumferential direction and the inner wall of the collecting box in the axial direction.

In an alternative embodiment, the end face scraper is removably attached to the small end cap.

In an alternative embodiment, the end face scraper is bolted to the small end cap.

In an alternative embodiment, the end surface scraper extends from the side far away from the rotary drum to the end surface of the small end cover close to the rotary drum along the axial direction of the small end cover.

In an alternative embodiment, both the elongated blade and the end blade are made of wear resistant material.

In an alternative embodiment, the end surface scraper comprises a connecting part and a scraping part, the connecting part is arranged on a circular surface of the small end cover far away from the rotary drum, and the scraping part is arranged on the outer circumferential surface of the small end cover and extends along the axial direction of the rotary drum.

In an alternative embodiment, the connecting portion is angled with respect to the scraping portion.

In an alternative embodiment, the connecting portion and the scraping portion are perpendicular to each other.

In an alternative embodiment, in the radial direction, the scraping portion is in an isosceles trapezoid shape, a top small end of the scraping portion faces the rotary drum, and a bottom large end of the scraping portion faces a side away from the rotary drum.

In an alternative embodiment, the end surface blades and the strip blades are staggered in the circumferential direction of the drum.

In a second aspect, the present invention provides a centrifuge apparatus, comprising a small end cover, a rotary drum, a driving device, a collecting box and the centrifuge abrasion-proof structure of any one of the foregoing embodiments;

the rotary drum is rotatably arranged on the collection box, the driving device is connected with the rotary drum through the small end cover to drive the rotary drum to rotate, and the centrifuge anti-abrasion structure is arranged on the rotary drum and/or the small end cover.

The beneficial effects of the embodiment of the utility model include, for example:

the centrifuge abrasionproof of this scheme decreases the structure include with the rectangular scraper of rotary drum complex to realize that the rotary drum drives rectangular scraper and collecting box relative motion in order to strike off the mud cake on the collecting box inner wall. Such mode of setting up can be through rectangular scraper and do circumferential direction under the rotary drum drives, and continuously strike off the mud cake on the collecting box inner wall to improve because the wearing and tearing that the back caused centrifuge are piled up in the adhesion of mud cake on the collecting box inner wall. The scraping surface of the long-strip scraper of the anti-abrasion structure of the centrifuge is larger, so that the condition that the material is extruded to two sides to cause abrasion beside the wear-resistant sleeve due to the small scraping surface of the wear-resistant sleeve as a scraping device in the prior art is improved. In conclusion, the anti-abrasion structure of the centrifuge realizes scraping of mud cakes on the inner wall of the collecting box by means of rotation of the rotary drum, has the advantages of simple structure, low cost and convenience in installation, can realize large-scale flow line production, and has remarkable economic benefit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a wear prevention structure of a centrifuge according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of another perspective view of a wear prevention structure of a centrifuge according to an embodiment of the present invention;

fig. 3 is a partial schematic view of a wear prevention structure of a centrifuge according to an embodiment of the present invention.

Icon: 10-centrifuge anti-wear structure; 100-a centrifuge; 200-a rotary drum; 201-a slag outlet; 202-a mating recess; 210-slag discharge section; 220-a step section; 300-small end cap; 400-a collection box; 500-long scraper; 501-a scraper segment; 510-a mounting portion; 520-a scraper section; 600-end face scraper; 610-a connecting portion; 620-scraping section; 21-a bearing; 22-gearbox.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, it is only for convenience of describing the present invention and simplifying the description, but it is not necessary to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, it should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

Centrifuge is in the use, and the solid phase mud cake discharges at the slag notch, can get rid of centrifuge's collecting box on, bonds the back on the collecting box, causes wearing and tearing easily to centrifuge. In order to avoid abrasion, a protruding wear-resistant sleeve is arranged at the slag outlet, and the mud cake is scraped off by the wear-resistant sleeve to protect the rotary drum. However, the existing centrifuges and wear-resistant sleeves have the following disadvantages:

1. solid-phase materials discharged by the centrifugal machine can cause abrasion to the rotary drum, and the service life of the rotary drum is influenced;

2. the solid-phase mud cake rubs with the rotary drum, and the load of the centrifugal machine is increased;

3. the slag discharging wear-resistant sleeve is used as a scraping device, the scraping surface is small, and the material can be extruded to two sides to cause side abrasion;

4. the replacement of the wear-resistant sleeve can be completed only by detaching the centrifuge; the maintenance is inconvenient.

In order to improve the technical problem, in the following embodiments, a wear prevention structure of a centrifuge and a centrifuge apparatus are provided.

Referring to fig. 1, the present embodiment provides a wear protection structure 10 for a centrifuge, which is used to cooperate with a drum 200, a small end cap 300 and a collection box 400 of a centrifuge 100, and comprises a long scraper 500.

The strip scraper 500 cooperates with the drum 200 such that the drum 200 drives the strip scraper 500 and the collecting box 400 to move relatively to scrape off the mud cake on the inner wall of the collecting box 400.

The strip scraper 500 of the centrifuge anti-wear structure 10 is arranged on the centrifuge 100, and the rotating drum 200 drives the strip scraper 500 and the collection box 400 to move relatively, so that the mud cake on the inner wall of the collection box 400 can be efficiently scraped. During the use, because rectangular scraper 500 is along with the barrate 200 linkage, under the drive through barrate 200, rectangular scraper 500 can constantly rotate at the circumferential direction of the inner wall of collecting box 400 to strike off the mud cake that bonds on the collecting box 400 inner wall totally, and then avoid the mud cake of these adhesions to pile up the overlap and extend to barrate 200 and cause the wearing and tearing to barrate 200. On the other hand, the long scraper 500 is long, the working surface is long, the relatively wear-resistant sleeve has a larger scraping surface, and the situation that the materials are extruded to two sides and are worn beside the materials due to small scraping surface can be avoided.

With continued reference to fig. 1-3, further structural details of the centrifuge wear protection 10 will be understood.

As can be seen, drum 200 is a stepped shaft configuration. The end of the rotary drum 200 having the slag outlet 201 is a cylindrical slag discharging section 210, and the slag discharging section 210 is rotatably connected with the bearing 21 through a small end cover 300.

Specifically, the small end cap 300 is detachably connected to the slag discharge section 210 by bolts. The side of the slag discharging section 210 far away from the small end cap 300 is provided with a cylindrical step section 220, and the diameter of the step section 220 is larger than that of the slag discharging section 210. The small end cap 300 and the drum 200 are coaxially disposed.

As can be seen from fig. 1 and 2, in this embodiment of the utility model, the sliver blade 500 is detachably arranged on the drum 200. When the scraper is used, the drum 200 can directly drive the long scraper 500 to do circular rotation motion around the central axis of the drum 200, so as to scrape the inner wall of the collecting box 400.

It is understood that in other embodiments of the present invention, the elongated blade 500 may be disposed at other positions such as the small end cap 300, as long as the drum 200 can move the elongated blade 500 relative to the collection box 400 to scrape off the mud cake on the inner wall of the collection box 400, which is merely an example and is not limited.

In particular, the elongated scraper 500 is arranged on the drum 200 at the side of the slag outlet 201. So, can in time strike off the mud cake material that will throw away from slag notch 201 high-efficiently, can also ensure that the high efficiency of slag notch 201, discharge steadily constantly, ensure the stability and the reliability of centrifuge 100 work then.

Optionally, the elongated scraper 500 is arranged in between two adjacent slag outlets 201 in the circumferential direction of the drum 200. The benefit that sets up like this lies in, and the operation is scraped to the mud cake near two slag notch 201 can be compromise to single rectangular scraper 500, when guaranteeing mud cake and strike off efficiency, has reduced the cost of installation, maintenance and maintenance, is favorable to improving centrifuge abrasionproof damage structure 10's economic benefits.

It can also be seen that the elongated scraper 500 extends from the edge of the slag discharge section 210 near the small end cap 300 to the stepped section 220 along the axial direction of the drum 200. I.e., the elongated blade 500 covers the axial direction of the slag discharge section 210.

Because the slag discharging section 210 is the main working position of the centrifugal operation of the rotary drum 200, the inner wall of the collecting box 400 opposite to the slag discharging section 210 is also the position where the mud cakes are most accumulated, and the long-strip scraper 500 covers the axial direction of the slag discharging section 210, which is beneficial to pertinently and concentratedly scraping the mud cakes on the inner wall of the collecting box 400, and avoids the waste caused by scraping of no mud cakes on the part of the long-strip scraper 500 caused by the long-strip scraper 500 with too long length and the situation that part of the mud cakes on the inner wall of the collecting box 400 cannot be scraped by the long-strip scraper 500 with too short length.

As can be seen in the figure, in this embodiment of the utility model, the elongated doctor blade 500 is bolted to the drum 200. The strip scraper 500 is connected through bolts, and has the advantages of being simple in structure, good in universality and convenient to install and maintain.

It should be noted that, in other embodiments of the present invention, the strip scraper 500 may also be clamped, fastened, etc., which is merely an example and is not limited.

As can also be seen in the figure, in this embodiment the elongated blade 500 is arranged in the direction of the central axis of the drum 200. Such an arrangement can reduce the length of the long scraper 500, so as to ensure that the long scraper 500 covers the residue discharge section 210 to ensure the scraping effect of the mud cake.

It is understood that in other embodiments, the elongated blade 500 may extend at an angle with respect to the central axis of the drum 200, which is not limited herein.

As can also be seen from fig. 1 and 3, in this embodiment of the utility model the elongate blade 500 comprises a plurality of blade segments 501, adjacent blade segments 501 combining to form the entire elongate blade 500. The plurality of blade segments 501 are positioned in a common line. This further simplifies maintenance and service of the sliver blade 500, which is beneficial for increasing the service life of the sliver blade 500.

In this embodiment, the elongated blade 500 comprises two blade segments 501, each blade segment 501 being detachably arranged on the surface of the drum 200 by means of three bolts.

Further, in the present embodiment of the utility model, as shown in fig. 3, the scraper section 501 of the elongated scraper 500 comprises a mounting portion 510 and a scraper portion 520, the mounting portion 510 is disposed on the rotary drum 200, the scraper portion 520 is used for scraping off mud cake on the collection box 400, and the mounting portion 510 and the scraper portion 520 form an included angle.

Alternatively, in the present embodiment, the mounting part 510 and the scraper part 520 are perpendicular to each other. The scraper portion 520 is vertically disposed at one side of the mounting portion 510 in the circumferential direction of the drum 200. So can ensure the stability and the reliability that rectangular scraper 500 is connected with rotary drum 200, be favorable to guaranteeing the high efficiency and the stability of rectangular scraper 500 operation of scraping off.

As can also be seen from the figures, in the present embodiment of the utility model, the drum 200 is provided with a fitting groove 202; the bottom of the elongate doctor blade 500 is disposed in the mating recess 202.

Further, the mounting portion 510 is fitted in the fitting groove 202, and the scraper portion 520 extends from the opening of the fitting groove 202 in a direction away from the drum 200. I.e., the mounting portion 510 is completely fitted into the notch of the fitting groove 202, only the blade portion 520 of the elongated blade 500 extends outside the notch of the fitting groove 202 in the radial direction of the drum 200.

This provides an advantage in that the scraper portion 520 of the elongated scraper 500 for scraping work can efficiently scrape off the mud cake, and the mounting portion 510 that does not scrape work is fitted into the fitting groove 202 to prevent the mounting portion 510 from adhering the mud cake thrown out of the slag hole 201. Both ensured the stability and the high efficiency of rectangular scraper 500's the operation of scraping off, guaranteed rectangular scraper 500's cleanliness factor again, further be convenient for to rectangular scraper 500's maintenance and maintenance.

With continued reference to fig. 1 and 3, in the present embodiment of the utility model, the centrifuge wear protection 10 further comprises an end face scraper 600;

the end face scraper 600 is arranged on the small end cover 300 of the centrifuge 100 close to the rotary drum 200; the end surface scraper 600 is configured such that the rotary drum 200 brings the end surface scraper 600 and the collection tank 400 into relative movement to scrape off the sludge cake on the inner wall in the circumferential direction and the inner wall in the axial direction of the collection tank 400.

The collection tank 400 is a cylindrical hollow cylindrical structure in which the small end face is close to the cylindrical round end face of the collection tank 400. Thus, with the rotation of the drum 200, the end surface scraper 600 can scrape off both the materials on the end surface of the collection box 400 and the materials on the outer circular surface (referring to the cylindrical inner wall of the collection box 400) of the collection box 400.

Further, in the present embodiment of the utility model, the end surface scraper 600 is detachably connected to the small end cap 300. The manner of detachable connection facilitates improved assembly, installation, and maintenance of the face scraper 600.

Optionally, in the present embodiment of the present invention, the end surface scraper 600 is connected to the small end cap 300 by a bolt. It should be noted that, in other embodiments of the present invention, the edge-face scraper 600 may also be clamped, fastened, and the like, which is merely an example and is not limited.

Further, in the present embodiment, the end surface scraper 600 extends from a side away from the drum 200 to an end surface of the end cap 300 close to the drum 200 in the axial direction of the end cap 300. Thus, the end surface scraper 600 is ensured to cover the axial direction of the small end cap 300, ensuring the scraping effect of the end surface scraper 600.

As can be seen from fig. 3, in the present embodiment of the present invention, the end-face scraper 600 includes a connecting portion 610 and a scraping portion 620, the connecting portion 610 is provided on a circular face of the small end cap 300 away from the drum 200, and the scraping portion 620 is provided on an outer circumferential surface of the small end cap 300 and extends in an axial direction of the drum 200.

Here, the thickness of the scraping portion 620 is equal to that of the small end cap 300. Interference between the scraping part 620 and the long scraper 500 is avoided, and the long scraper 500 and the end face scraper 600 can efficiently scrape mud cakes.

Further, in the present embodiment of the utility model, the connecting portion 610 and the scraping portion 620 have an included angle. Optionally, in the present embodiment of the utility model, the connecting portion 610 and the scraping portion 620 are perpendicular to each other.

Wherein the connecting portion 610 extends in a radial direction of the small end cap 300, and the scraping portion 620 extends in an axial direction of the small end cap 300. So can ensure stability and reliability that end face scraper 600 is connected with end cover 300, be favorable to guaranteeing the high efficiency and the stability of rectangular scraper 500 operation of scraping.

As can also be seen from fig. 1 to 3, in the present embodiment of the utility model, in the radial direction, scraping portion 620 is an isosceles trapezoid, the top small end of scraping portion 620 faces drum 200, and the bottom large end of scraping portion 620 faces the side away from drum 200. With this arrangement, the scraping section 620 can be ensured to perform efficient scraping work in both axial and radial directions of the small end cap 300.

In the present embodiment of the utility model, the edge surface blade 600 and the elongated blade 500 are arranged alternately in the circumferential direction of the rotary drum 200. Such an arrangement enables the end-face blade 600 and the strip blade 500 to interfere with each other during the scraping operation; and end face scraper 600 and rectangular scraper 500 cooperate each other, both can carry out the secondary to the outer disc of collecting box 400 cylinder inner wall and strike off the operation (rectangular scraper 500 and end face scraper 600 carry out once respectively and strike off the operation), can also ensure scraping off collecting box 400 cylinder end face. The mode of cooperative fit can ensure that the mud cake on the inner wall of the collection box 400 directly opposite to the slag outlet 201 of the rotary drum 200 is completely and efficiently scraped.

Further, in this embodiment of the utility model, both the elongated blade 500 and the face blade 600 are made of a wear resistant material. Thus, the reliability and stability of the scraping work by the long scraper 500 and the end surface scraper 600 can be ensured, and the service lives of the long scraper 500 and the end surface scraper 600 can be prolonged.

During the use, rectangular scraper 500 is installed at centrifugal slag notch 201 side, forms a convex straight line, and end face scraper 600 installs on tip cap 300, scrapes the material with the scraper combination back.

When centrifuge 100 normally works, the material is discharged at slag notch 201, can get rid of around collecting box 400, and some material can drop and discharge, and some can account for on collecting box 400, and the scraper on centrifuge 100 rotary drum 200 is with bolted connection on rotary drum 200 to along with rotary drum 200 is together rotatory, and accumulational material is more on collecting box 400, gets into the radius of rotation of scraper, will be scraped by the scraper in preparation, avoids wearing and tearing to rotary drum 200.

In a second aspect, as shown in fig. 1 and 2, the present invention provides a centrifuge apparatus comprising a small end cap 300, a rotating drum 200, a driving device (not shown), a collection box 400 and the centrifuge wear prevention structure 10 of any of the previous embodiments;

the drum 200 is rotatably disposed in the collection box 400, the driving device is connected to the drum 200 through the small end cap 300 to drive the drum 200 to rotate, and the centrifuge anti-wear structure 10 is disposed on the drum 200 and/or the small end cap 300.

The centrifuge anti-wear structure 10 of the centrifuge apparatus can move relative to the collection box 400 along with the rotation of the drum 200, so as to scrape off the mud cake on the inner wall of the collection box 400, thereby avoiding the wear of the mud cake on the centrifuge 100.

As can also be seen from fig. 1 and 2, the driving device of the centrifuge apparatus of the present embodiment is connected to a small end cap 300 through a gear box 22, and the small end cap 300 is rotatably mounted on a bearing 21, so as to rotate the rotary drum 200.

In summary, the embodiment of the present invention provides a centrifuge anti-wear structure 10 and a centrifuge apparatus, which have at least the following advantages:

1. the scraper made of the wear-resistant material has long service life, and can protect the rotary drum 200 all the time before the scraper is damaged;

2. the solid-phase materials are scraped off in time by the scraper, so that the slag discharge of the centrifuge 100 is smoother, and the centrifuge 100 cannot be blocked;

3. the scraper is arranged on the outer side of the rotary drum 200, and the collecting box 400 can be directly opened when the scraper is worn too much, so that the scraper is simpler and more convenient;

4. the end face of the small end cover 300 is too close to the collecting box 400 and is easy to wear, and materials stuck to the end face of the collecting box 400 can be continuously scraped by using the end face scraper 600, so that the small end cover 300 is protected.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a centrifuge abrasionproof decreases structure for cooperate with centrifuge's rotary drum, tip cap and collecting box, its characterized in that includes:

the long-strip scraper (500) is matched with the rotary drum (200) so that the rotary drum (200) drives the long-strip scraper (500) and the collection box (400) to move relatively to scrape off mud cakes on the inner wall of the collection box (400).

2. The centrifuge wear prevention structure of claim 1, wherein:

the strip scraper (500) is detachably arranged on the rotary drum (200).

3. The centrifuge wear prevention structure of claim 1, wherein:

the strip scraper (500) is arranged along the central axis direction of the rotary drum (200).

4. The centrifuge wear prevention structure of claim 1, wherein:

along the central axis direction of the rotary drum (200), the length of the long scraper (500) covers the cylindrical surface of the rotary drum (200) with a slag discharge port.

5. The centrifuge wear prevention structure of claim 1, wherein:

the rotary drum (200) is provided with a matching groove (202);

the bottom of the elongated blade (500) is disposed in the mating recess (202).

6. The centrifuge wear prevention structure of any of claims 1-5, wherein:

the centrifuge anti-abrasion structure further comprises an end surface scraper (600);

the end surface scraper (600) is arranged on a small end cover (300) of the centrifuge (100) close to the rotary drum (200); the end face scraper (600) is configured to enable the rotary drum (200) to drive the end face scraper (600) and the collecting box (400) to move relatively so as to scrape mud cakes on the inner wall of the collecting box (400) in the circumferential direction and the inner wall of the collecting box in the axial direction.

7. The centrifuge wear structure of claim 6, wherein:

the end surface scraper (600) is detachably connected with the small end cover (300).

8. The centrifuge wear structure of claim 6, wherein:

the end face scraper (600) extends from the side far away from the rotary drum (200) to the end face of the small end cover (300) close to the rotary drum (200) along the axial direction of the small end cover (300).

9. The centrifuge wear structure of claim 6, wherein:

the elongated blade (500) and the face blade (600) are both made of a wear resistant material.

10. A centrifuge apparatus, characterized by:

comprises a small end cover (300), a rotary drum (200), a driving device, a collecting box (400) and a centrifuge abrasion-proof structure of any one of claims 1-9;

the rotary drum (200) is rotatably arranged on the collection box (400), the driving device is connected with the rotary drum (200) through the small end cover (300) to drive the rotary drum (200) to rotate, and the centrifuge anti-abrasion structure is arranged on the rotary drum (200) and/or the small end cover (300).

Images