CN221433481U - Multi-jaw chuck type online adjusting underflow opening and cyclone - Google Patents

Abstract

The utility model belongs to the technical field of cyclones, and discloses a multi-jaw chuck type online adjusting underflow opening and a cyclone, wherein the underflow opening comprises a underflow opening body and an adjusting device, and the adjusting device is sleeved on the periphery of an outlet end of the underflow opening body; the adjusting device comprises a bearing piece, a transmission part and a plurality of adjusting pieces; the bearing piece is arranged on the periphery of the bottom flow port body in a surrounding mode, the transmission part is arranged on the bearing piece, the adjusting piece is movably arranged on the bearing piece and connected to the bottom flow port body, the adjusting pieces are sequentially arranged at intervals along the periphery of the bottom flow port body, and the transmission part is configured to drive the adjusting pieces to move synchronously along the radial direction of the bottom flow port body. According to the utility model, the adjusting device is arranged, so that the diameter of the bottom flow port is continuously adjusted on line, and the production and processing efficiency is improved.

Description

Multi-jaw chuck type online adjusting underflow opening and cyclone

Technical Field

The utility model relates to the technical field of cyclones, in particular to a multi-jaw chuck type online adjusting underflow opening and a cyclone.

Background

The cyclone is equipment for sorting or classifying materials according to granularity, density and the like by utilizing a centrifugal sedimentation principle, and is widely applied to the fields of coal, mining industry and the like. In general, most of the coarse particles are discharged from the underflow opening, and the fine particles are discharged from the overflow opening, so that the size of the underflow opening of the cyclone plays a key role in the operation effect thereof. For example, when the particle size is classified, the bottom flow port with larger diameter is selected, and when the particle size is classified, the bottom flow port with smaller diameter is selected, so that the quality of the product under different conditions is qualified.

The cyclone in the related art generally needs to meet different working requirements of the cyclone by replacing the bottom flow ports with different specifications and sizes, so that the production cost is increased due to the fact that the bottom flow ports with various specifications are required to be equipped, and equipment is required to be suspended when the bottom flow ports are replaced, so that the production and processing efficiency is improved.

Disclosure of utility model

The utility model aims to provide a multi-jaw chuck type online adjustment underflow opening and a cyclone, so that the inner diameter of the underflow opening can be changed online without stopping production in the working process of the cyclone, the operation is simple, and the influence on production is reduced to the greatest extent.

To achieve the purpose, the utility model adopts the following technical scheme:

In a first aspect, an embodiment of the present application provides a multi-jaw chuck type online adjustment underflow port, including an underflow port body and an adjustment device, where the adjustment device is sleeved on the periphery of an outlet end of the underflow port body; the adjusting device comprises a bearing piece, a transmission part and a plurality of adjusting pieces, wherein the bearing piece is arranged on the periphery of the bottom flow port body in a surrounding mode, the transmission part is arranged on the bearing piece, the adjusting pieces are movably installed on the bearing piece and connected with the bottom flow port body, the adjusting pieces are sequentially arranged at intervals along the periphery of the bottom flow port body, and the transmission part is configured to drive the adjusting pieces to move synchronously along the radial direction of the bottom flow port body.

Preferably, the transmission part comprises a first gear and a second gear which are meshed with each other, the first gear is arranged around the periphery of the bottom flow port body in a surrounding mode and can rotate around the axis of the first gear, the second gear is arranged on the bearing part in a rotating mode, a spiral clamping portion is arranged on the first gear, and the adjusting part is connected with the bearing part in a sliding mode and is clamped to the spiral clamping portion.

Preferably, the bearing member is provided with an annular accommodating groove and a linear chute which are communicated, the first gear is positioned in the annular accommodating groove, and the adjusting member is slidably arranged in the linear chute.

Preferably, the annular accommodating groove and the linear sliding groove are positioned on two opposite sides of the bearing piece.

Preferably, the adjusting member includes a connecting portion and a linking portion, wherein the connecting portion is detachably connected with an outer wall surface of the bottom flow port body, and the linking portion is clamped to the screw clamping portion.

Preferably, the connecting portion is provided with a bonding cambered surface, and the bonding cambered surface is attached to the outer wall surface of the bottom flow port body.

Preferably, the linkage part is provided with a clamping groove, and the spiral clamping part is a spiral boss.

Preferably, the bottom flow port further comprises a driving device, and the second gear is mounted at the output end of the driving device.

Preferably, the outer peripheral surface of the bearing member is provided with a mounting hole, the driving device is mounted on the outer peripheral surface of the bearing member, and the output end of the driving device passes through the mounting hole and is connected with the second gear.

In a second aspect, an embodiment of the present application provides a cyclone, including a cone segment and the underflow opening in the first aspect, where one end of the underflow opening body is connected to the cone segment, and the adjusting device is sleeved on the outer side of the other end of the underflow opening body.

The utility model has the beneficial effects that:

The multi-jaw chuck type online adjustment underflow port and the cyclone provided by the utility model are beneficial to realizing online adjustment of the diameter of the underflow port body, avoid equipment production stoppage caused by the need of replacing the underflow port, and effectively reduce the influence on the production and processing efficiency; and deformation of the bottom flow port body is a continuous process, so that the adjustment operation is more convenient and quick, and the selectable size range of the bottom flow port body is larger, so that different process requirements are better met.

Drawings

FIG. 1 is a schematic view of an assembled structure of a bottom hole according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an exploded construction of a bottom hole according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an assembly structure of a bottom hole in another direction according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a first gear according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of an adjusting member according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a carrier according to an embodiment of the present utility model;

Fig. 7 is a schematic view of another direction of the carrier according to the embodiment of the present utility model.

In the figure:

a bottom flow port body 1; an adjusting device 2; a carrier 21; a mounting hole 210; an annular accommodating groove 211; a linear chute 212; a transmission member 22; a first gear 221; a screw engagement portion 2211; a second gear 222; an adjusting member 23; a connection portion 231; a bonding arc 2311; a linkage part 232; the engagement groove 2321; a driving device 3; cone segment 4.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout, or parts having like or similar functions. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be interpreted broadly, as for example, they may be fixedly connected, or may be detachably connected, or may be electrically connected, or may be directly connected, or may be indirectly connected through an intermediary, or may be in communication with one another in two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 3, fig. 1 is a schematic diagram of an assembly structure of a bottom flow port according to an embodiment of the present utility model, fig. 2 is a schematic diagram of an explosion structure of a bottom flow port according to an embodiment of the present utility model, and fig. 3 is a schematic diagram of an assembly structure of a bottom flow port in another direction according to an embodiment of the present utility model. The cyclone comprises a cone section 4 and a multi-jaw chuck type online adjusting underflow opening, wherein the underflow opening comprises a underflow opening body 1 and an adjusting device 2, one end of the underflow opening body 1 is connected with the cone section 4, and the adjusting device 2 is sleeved on the outer side of the other end of the underflow opening body 1, namely: the adjusting device 2 is sleeved on the periphery of the outlet end of the bottom flow port body 1. The adjusting device 2 can be fastened to the cone section 4 of the cyclone by means of a bracket or can be fastened separately, without any particular limitation.

The adjusting device 2 comprises a bearing piece 21, a transmission part 22 and a plurality of adjusting pieces 23, wherein the adjusting pieces 23 are movably arranged on the bearing piece 21 and are connected to the underflow port body 1, the plurality of adjusting pieces 23 are sequentially arranged at intervals along the periphery of the underflow port body 1, and the transmission part 22 is configured to drive the plurality of adjusting pieces 23 to synchronously move along the radial direction of the underflow port body 1.

According to the multi-jaw chuck type online adjustment choke provided by the embodiment of the utility model, the transmission part 22 is arranged to drive the plurality of adjustment pieces 23 to synchronously move along the radial direction of the choke body 1, and the adjustment pieces 23 are mutually connected with the choke body 1, so that when the adjustment pieces 23 move towards the central axis close to the choke body 1, the choke body 1 is compressed, and the inner diameter of the choke body 1 is reduced, and when the adjustment pieces 23 move away from the central axis of the choke body 1, the choke body 1 is pulled outwards along the radial direction, and the inner diameter of the choke body 1 is increased. Through the arrangement, the diameter of the bottom flow port body 1 is favorably adjusted on line, equipment production stopping caused by the need of replacing the bottom flow port is avoided, and the influence on the production and processing efficiency is effectively reduced; and deformation of the bottom flow port body 1 is a continuous process, so that the adjustment operation is more convenient and quick, and the selectable size range of the bottom flow port body 1 is larger, so that different process requirements can be better met.

Wherein the bottom flow port body 1 is made of a soft material having a certain deformability to achieve compression or stretching. For example, the bottom flow port body 1 may be made of abrasion resistant rubber, polyurethane, metal braid material, etc., and is not particularly limited herein.

Fig. 1 to 5 show a schematic structural view of a first gear according to an embodiment of the present utility model, and fig. 5 shows a schematic structural view of an adjusting member according to an embodiment of the present utility model. In some embodiments, the transmission component 22 includes a first gear 221 and a second gear 222 meshed with each other, where the first gear 221 is disposed around the periphery of the underflow port body 1 and can rotate around its own axis, the second gear 222 is rotatably disposed on the carrier 21, the first gear 221 is provided with a spiral engaging portion 2211, and the adjusting member 23 is slidably connected to the carrier 21 and is engaged with the spiral engaging portion 2211. The diameter of the screw engagement portion 2211 continuously changes.

In operation, the second gear 222 drives the first gear 221 meshed with the second gear to rotate, and the spiral engaging portion 2211 also rotates along with the rotation of the first gear 221, and since the adjusting member 23 and the spiral engaging portion 2211 are in a mutually engaged relationship, the adjusting member 23 is driven by the spiral line to move in the radial direction during the rotation of the spiral engaging portion 2211.

By arranging the transmission member 22 in a gear transmission manner, the transmission is smoother, the transmission accuracy is higher, and smooth movement of the regulating member 23 is facilitated better.

Specifically, the first gear 221 and the second gear 222 may be configured as bevel gears, so that the transmission member 22 can bear larger torque, which is beneficial to improving the stability of the transmission member 22, and further improving the overall operational reliability of the product.

Of course, the transmission member 22 is not limited to being provided as a gear, and for example, the transmission member 22 may be provided to include a first friction wheel and a second friction wheel, that is, the adjustment member 23 may be driven to move by contact friction between the first friction wheel and the second friction wheel. The specific arrangement may be dependent on the actual situation.

As shown in fig. 4 and 5, in some embodiments, the adjusting member 23 includes a connecting portion 231 and a linking portion 232 that are connected to each other, the connecting portion 231 is detachably connected to the outer wall surface of the bottom opening body 1, and the linking portion 232 is clamped to the screw clamping portion 2211. Specifically, the connection portion 231 and the outer wall surface of the bottom flow port body 1 may be detachably connected by a threaded connection, a snap connection, or the like, which is not particularly limited herein.

Through such setting, when the wear takes place for the underflow opening body 1, only need demolish the connection between connecting portion 231 and the underflow opening body 1 outer wall, can change the underflow opening body 1, need not to dismantle other structures again, like this, be favorable to improving the convenient degree of change maintenance.

As shown in fig. 5, in some embodiments, the connection portion 231 is provided with a fitting cambered surface 2311, and the fitting cambered surface 2311 is abutted against the outer wall surface of the bottom flow port body 1.

Through setting up laminating cambered surface 2311, can make between the outer wall surface of connecting portion 231 and underflow opening body 1 laminating more, be favorable to making underflow opening body 1 remain nearly circular throughout the in-process of deformation, that is: deformation of the bottom flow port body 1 in the stress process is smooth transition all the time, so that the phenomenon that the flow field of internal materials is influenced due to the fact that the inner wall surface of the bottom flow port body 1 is not smooth and convex is avoided, and the separation effect of the cyclone is improved.

Still further, in some embodiments, the plurality of adjustment members 23 are uniformly disposed along the periphery of the bottom flow port body 1. Like this, a plurality of regulating parts 23 remove in step under the drive of drive part 22 for the diapire mouth body 1 can evenly atress along self circumference, in order to drive the diameter of the export end of diapire mouth body 1 to increase or reduce uniformly, and then make the shape of diapire mouth remain nearly circular throughout, be favorable to reducing the influence to the inside flow field of diapire mouth body 1.

The number of the adjusting members 23 may be 6 in the drawings, but is not limited thereto, and may be increased or decreased appropriately according to actual use.

As shown in fig. 4 and 5, in some embodiments, the linkage portion 232 is provided with an engagement groove 2321, and the spiral engagement portion 2211 is a spiral boss.

Through setting the block between spiral block portion 2211 and the linkage portion 232 to the cooperation structure between boss and the recess, like this, simple structure, the processing degree of difficulty is low, is favorable to improving production machining efficiency.

Fig. 6 is a schematic structural view of a carrier according to an embodiment of the present utility model, and fig. 7 is a schematic structural view of a carrier according to another aspect of the present utility model, as shown in fig. 6 and 7. In some embodiments, the carrier 21 is provided with an annular accommodating groove 211 and a linear chute 212, which are communicated with each other, the first gear 221 is located in the annular accommodating groove 211, and the adjusting member 23 is slidably disposed in the linear chute 212.

Through this setting for first gear 221, second gear 222 and regulating part 23 can not additionally occupy the space beyond carrier 21, have effectively shortened adjusting device 2 along axial size, are favorable to improving space utilization, and make overall structure compacter.

As shown in fig. 6 and 7, in some embodiments, the annular receiving groove 211 and the linear chute 212 are located on opposite sides of the carrier 21.

By such arrangement, the first gear 221 and the regulating member 23 can be assembled simultaneously from opposite sides of the carrier 21, which is advantageous in improving the component utilization rate of the carrier 21 and the product assembling efficiency.

As shown in fig. 1-3, in some embodiments, the underflow port further comprises a drive device 3, and the second gear 222 is mounted to the output end of the drive device 3. In particular, the driving means 3 may be a motor-reducer combination.

Through setting up drive arrangement 3, can realize more accurate control to second gear 222, be favorable to improving adjusting device 2's automation level, and then improve holistic running accuracy and the work efficiency of product.

As shown in fig. 2, 6 and 7, in some embodiments, a mounting hole 210 is formed on an outer peripheral surface of the carrier 21, the driving device 3 is mounted on the outer peripheral surface of the carrier 21, and an output end of the driving device 3 passes through the mounting hole 210 and is connected to the second gear 222.

By such arrangement, the output end of the driving device 3 and the axis of the second gear 222 are on the same straight line and are directly connected with the second gear 222, so that no carrier (such as a transmission shaft) for transmitting energy is required to be separately arranged between the output end and the axis of the second gear 222, which is beneficial to simplifying the structure and making the layout more compact.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The multi-jaw chuck type online bottom flow port adjusting device is characterized by comprising a bottom flow port body (1) and an adjusting device (2), wherein the adjusting device (2) is sleeved on the periphery of the outlet end of the bottom flow port body (1);

The adjusting device (2) comprises:

The bearing piece (21) is arranged around the periphery of the bottom flow port body (1);

A transmission member (22) provided on the carrier (21);

The adjusting pieces (23) are movably mounted on the bearing piece (21) and connected to the underflow port body (1), the adjusting pieces (23) are sequentially arranged at intervals along the periphery of the underflow port body (1), and the transmission part (22) is configured to drive the adjusting pieces (23) to move synchronously along the radial direction of the underflow port body (1).

2. The multi-jaw chuck type online adjustment underflow port according to claim 1, wherein the transmission component (22) comprises a first gear (221) and a second gear (222) which are meshed with each other, the first gear (221) is annularly arranged on the periphery of the underflow port body (1) and can rotate around the axis of the first gear, the second gear (222) is rotatably arranged on the bearing component (21), a spiral clamping portion (2211) is arranged on the first gear (221), and the adjustment component (23) is slidably connected to the bearing component (21) and is clamped on the spiral clamping portion (2211).

3. The multi-jaw chuck type online adjustment underflow port according to claim 2, wherein the bearing member (21) is provided with an annular accommodating groove (211) and a linear chute (212) which are communicated, the first gear (221) is located in the annular accommodating groove (211), and the adjusting member (23) is slidably arranged in the linear chute (212).

4. A multi-jaw online adjustment underflow opening according to claim 3, characterized in that said annular receiving groove (211) and said linear chute (212) are located on opposite sides of said carrier (21).

5. The multi-jaw chuck type online adjustment bottom flow port according to claim 2, wherein the adjustment member (23) comprises a connecting portion (231) and a linkage portion (232) which are connected with each other, the connecting portion (231) is detachably connected with the outer wall surface of the bottom flow port body (1), and the linkage portion (232) is clamped to the spiral clamping portion (2211).

6. The multi-jaw chuck type online adjustment underflow port according to claim 5, wherein the connecting portion (231) is provided with an attaching cambered surface (2311), and the attaching cambered surface (2311) is attached to the outer wall surface of the underflow port body (1).

7. The multi-jaw chuck type online adjustment underflow port according to claim 5, wherein the linkage portion (232) is provided with a clamping groove (2321), and the spiral clamping portion (2211) is a spiral boss.

8. The multi-jaw chuck type online adjustment underflow port according to any of the claims 2-7, further comprising a driving means (3), said second gear (222) being mounted at the output of said driving means (3).

9. The multi-jaw chuck type online adjustment underflow port according to claim 8, wherein the outer circumferential surface of the carrier (21) is provided with a mounting hole (210), the driving device (3) is mounted on the outer circumferential surface of the carrier (21), and the output end of the driving device (3) passes through the mounting hole (210) and is connected to the second gear (222).

10. The cyclone is characterized by comprising a cone section (4) and the multi-jaw chuck type online adjustment underflow opening as claimed in any one of claims 1 to 9, wherein one end of the underflow opening body (1) is connected with the cone section (4), and the adjusting device (2) is sleeved on the outer side of the other end of the underflow opening body (1).