CN211887359U - Circulation cleaning device for powder return pipe of fan coal mill - Google Patents

Abstract

The utility model relates to the technical field of coal-making accessories, in particular to a circulation cleaning device for a return powder pipe of a fan coal mill, which has simple structure, can quickly separate coal powder and sundries, separate the sundries and improve the operation safety of the coal mill; the bottom plate, hold the case, reciprocating plate and actuating lever, four angle departments in bottom plate bottom all are provided with the universal wheel, the bottom plate top is provided with preceding riser and back riser, lateral wall is provided with preceding spout and back spout respectively before preceding riser back side wall and the back riser, the interior top and the interior bottom end of preceding spout and back spout all are provided with V type track, reciprocating plate bottom front end and rear end all are provided with two sets of L type poles, all rotatable be provided with V type wheel on every set of L type pole, every set of V type wheel all with two sets of V type track roll cooperation, reciprocating plate top left end is provided with preceding bracing piece and back bracing piece, be provided with first front bearing and first back bearing on preceding bracing piece and the back bracing piece respectively.

Description

Circulation cleaning device for powder return pipe of fan coal mill

Technical Field

The utility model relates to a coal-making auxiliary device's technical field especially relates to fan coal pulverizer return powder pipe circulation cleaning device.

Background

Coal mills are well known machines for breaking up and grinding coal briquettes into coal fines, which are important auxiliary equipment for coal-fired furnaces.

When the coal mill is used, the powder return pipe can be blocked, for example, an iron wire, an iron block and a rubber plate are arranged, at the moment, a user needs to disassemble the powder return pipe to take out sundries, a container is placed at the bottom of the powder return pipe firstly, then the powder return pipe is disassembled, pulverized coal and other sundries drop into the container, after the pulverized coal and the sundries drop into the container, the pulverized coal and the sundries are mixed together, the pulverized coal and the sundries are not easy to separate, the sundries are not convenient to separate, and the workload of the user is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fan coal pulverizer returns powder pipe circulation cleaning device, its simple structure can carry out the quickly separating with buggy and debris, separates out debris, improves the operation safety of coal pulverizer.

The utility model discloses a circulation cleaning device for a return dust pipe of a fan coal mill, which comprises a bottom plate, a containing box, a reciprocating plate and a driving rod, wherein universal wheels are arranged at four corners of the bottom plate, a front vertical plate and a rear vertical plate are arranged at the top of the bottom plate, the rear side wall of the front vertical plate and the front side wall of the rear vertical plate are respectively provided with a front chute and a rear chute, V-shaped tracks are respectively arranged at the inner top end and the inner bottom end of the front chute and the rear chute, two groups of L-shaped rods are respectively arranged at the front end and the rear end of the bottom of the reciprocating plate, V-shaped wheels are rotatably arranged on the L-shaped rods of each group, the V-shaped wheels of each group are respectively matched with the two groups of V-shaped tracks in a rolling way, a front supporting rod and a rear supporting rod are arranged at the left end of the top of the reciprocating plate, a first front bearing and a first rear bearing are, preceding pivot rear end and back pivot front end are connected with holding case front end and rear end respectively, hold incasement portion cavity and top intercommunication and be provided with and get and put the mouth, and preceding pivot front end is provided with the gear, is provided with the platform on the preceding bracing piece, and the platform top is provided with the base, and the base top is provided with the pneumatic cylinder, and the pneumatic cylinder output is provided with the rack with gear engagement, and reciprocal board right-hand member is provided with the connecting block, and the bottom plate top is provided with the motor, and the motor output is provided with the driving-disc, and lateral wall top is provided with the dead lever before the driving-disc, the driving-disc left end is articulated with the connecting block, and the driving-disc right-hand member is.

Preferably, the driving hole is provided with a second bearing, and the fixing rod is connected with the middle part of the second bearing.

Preferably, the top of the platform is provided with a door-shaped support, the middle part of the door-shaped support is provided with two sets of limiting rings in a sliding manner, and the two sets of limiting rings are connected with the rack.

Preferably, the top of holding case left end is provided with arc guide plate.

Preferably, the right end of the top of the bottom plate is provided with a handle.

Preferably, the left side and the right side of the top of the screen are both provided with U-shaped rods.

Preferably, the front support rod and the rear support rod are both provided with reinforcing plates connected with the reciprocating plate.

Preferably, each group of universal wheels is provided with a brake device.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the containing box can swing left and right in a reciprocating manner, so that the separation speed of pulverized coal and impurities is increased; secondly, the containing box can swing, so that sundries can be conveniently separated out, and the operation safety of the coal mill is improved; and thirdly, the device is convenient to integrally move by arranging the universal wheels.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a partial enlarged view of portion B of FIG. 1;

FIG. 4 is a rear elevation view of the front riser, V-track and V-wheel;

FIG. 5 is a right side view of the holding tank, the front support bar, the first front bearing, the front spindle, the support blocks, the screen and the U-bar;

in the drawings, the reference numbers: 1. a base plate; 2. a containing box; 3. a reciprocating plate; 4. a drive rod; 5. a universal wheel; 6. a front vertical plate; 7. a V-shaped track; 8. an L-shaped rod; 9. a V-shaped wheel; 10. a front support bar; 11. a first front bearing; 12. a front rotating shaft; 13. a gear; 14. a platform; 15. a hydraulic cylinder; 16. a rack; 17. connecting blocks; 18. a motor; 19. a drive disc; 20. fixing the rod; 21. a support block; 22. screening a screen; 23. a second bearing; 24. a gantry support; 25. a limiting ring; 26. an arc-shaped guide plate; 27. a handle; 28. a U-shaped rod; 29. a reinforcing plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the utility model discloses a fan coal mill return dust pipe circulation cleaning device, including bottom plate 1, containing box 2, reciprocating plate 3 and actuating lever 4, all there is universal wheel 5 at four corners of bottom plate 1 bottom, each group of universal wheel 5 is from taking brake equipment, when the whole device needs to be fixed, open brake equipment, prevent the whole device from moving, bottom plate 1 top right-hand member is provided with handle 27, hold handle 27 to move the whole device, improve the convenience of use, bottom plate 1 top is provided with front riser 6 and rear riser, front riser 6 rear side wall and rear riser front side wall are provided with front chute and rear chute respectively, the interior top and interior bottom of front chute and rear chute are provided with V-shaped rail 7, reciprocating plate 3 bottom front end and rear end are provided with two groups of L-shaped rods 8, each group of L-shaped rods 8 can be rotated and provided with V-shaped wheel 9, each group of V-shaped wheel 9 all with V-shaped rail 7 rolling fit, the left end of the top of the reciprocating plate 3 is provided with a front supporting rod 10 and a rear supporting rod, the front supporting rod 10 and the rear supporting rod are both provided with a reinforcing plate 29 connected with the reciprocating plate 3, two groups of reinforcing plates 29 improve the stability between the front supporting rod 10 and the reciprocating plate 3 and between the rear supporting rod and the reciprocating plate 3, the front supporting rod 10 and the rear supporting rod are respectively provided with a first front bearing 11 and a first rear bearing, the middle parts of the first front bearing 11 and the first rear bearing are respectively provided with a front rotating shaft 12 and a rear rotating shaft, the rear end of the front rotating shaft 12 and the front end of the rear rotating shaft are respectively connected with the front end and the rear end of the containing box 2, the inside of the containing box 2 is hollow, the top of the containing box is communicated with a taking and placing opening, the front end of the front rotating shaft 12 is provided with a gear 13, the front supporting rod 10 is provided with a platform 14, the top of the platform 14 is provided with a base, the, two sets of limiting rings 25 are arranged in the middle of the door-shaped support 24 in a sliding manner, the two sets of limiting rings 25 are connected with the rack 16, the rack 16 drives the two sets of limiting rings 25 to move along the door-shaped support 24, the moving stability of the rack 16 is improved, a connecting block 17 is arranged at the right end of the reciprocating plate 3, a motor 18 is arranged at the top of the bottom plate 1, a driving plate 19 is arranged at the output end of the motor 18, a fixed rod 20 is arranged at the top end of the front side wall of the driving plate 19, the left end of the driving rod 4 is hinged with the connecting block 17, a driving hole is arranged at the right end of the driving rod 4, the front end of the fixed rod 20 penetrates through the driving hole, a second bearing 23 is arranged at the driving hole, the fixed rod 20 is connected with the middle of the second bearing 23, the second bearing 23 improves the reciprocating stability of the reciprocating plate, the use convenience is improved, the gear 13 and the containing box 2 can rotate under the matching of the front support rod 10, the rear support rod, the first front bearing 11, the first rear bearing, the front rotary shaft 12 and the rear rotary shaft, the containing box 2 can incline due to the length change of the output end of the hydraulic cylinder 15 because the rack 16 is meshed with the gear 13, the containing box 2 can transversely move under the mutual matching of the four groups of L-shaped rods 8, the four groups of V-shaped wheels 9, the four groups of V-shaped tracks 7, the front vertical plate 6 and the rear vertical plate, the containing box 2 and the like can be subjected to left-right reciprocating displacement under the mutual matching of the connecting block 17, the driving disc 19, the fixing rod 20 and the driving rod 4 due to the rotation of the motor 18, when the powder return pipe needs to be cleaned, the containing box 2 is firstly moved to be right below the powder return pipe, then the motor 18 is started, then the powder return pipe is disassembled, pulverized coal and sundries fall into the containing box 2, thereby the buggy passes screen cloth 22 with higher speed and enters into and holds 2 inner bottoms, and other debris are intercepted by screen cloth 22, need at first take out filter screen and debris when holding 2 inside buggy take out, then operation pneumatic cylinder 15 makes and holds 2 rotations of case, and the buggy flows along holding 2 left ends of case, and the top that holds 2 left ends of case is provided with arc guide plate 26, holds 2 rotation anticlockwise rotations of case, and the buggy flows along arc guide plate 26.

The utility model discloses a circulation cleaning device for return dust pipe of fan coal mill, when it works, under the cooperation of front support bar 10, rear support bar, first front bearing 11, first rear bearing, front rotary shaft 12 and rear rotary shaft, gear 13 and containing box 2 can rotate, rack 16 drives two sets of spacing rings 25 to move along door-shaped bracket 24, because rack 16 is meshed with gear 13, thereby containing box 2 can incline due to the length change of the output end of hydraulic cylinder 15, containing box 2 can transversely move under the mutual cooperation of four sets of L-shaped bars 8, four sets of V-shaped wheels 9, four sets of V-shaped tracks 7, front vertical plate 6 and rear vertical plate, connecting block 17, driving disc 19, second bearing 23, fixing rod 20 and driving rod 4, motor 18 rotates to make containing box 2 and the like to generate left and right reciprocating displacement, when the return dust pipe needs to be cleaned, handle 27 is firstly held to move containing box 2 to under the return dust pipe, then motor 18 is opened, then unpack the powder return pipe apart, buggy and debris drop to holding 2 insides of case, owing to hold 2 horizontal hunting of case to the buggy passes screen cloth 22 with higher speed and enters into and holds 2 bottom in the case, other debris are intercepted by screen cloth 22, when needing to take out the inside buggy that holds case 2, at first hold two sets of U type poles 28 rebound screen cloth 22 and take out filter screen and debris, then operation pneumatic cylinder 15 makes and holds 2 rotations of case, and the buggy flows out along the arc guide plate 26 that holds 2 left ends of case.

The utility model discloses a fan coal pulverizer returns powder pipe circulation cleaning device, above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical means, wherein slidable/rotate fixedly promptly for slide/rotate the state under not dropping, sealed intercommunication is sealed when two connecting pieces communicate promptly, and the concrete structure of its all parts, model and coefficient index are its from taking the technique, as long as can reach all implementation of its beneficial effect, above-mentioned all with the electricity module and with electrical apparatus be the common electrical part in market, buy when returning to the use only need connect according to the mutual electricity of the instruction manual that together buy back and can use, and control module is its common from taking the module, the event is no longer repeated here.

The utility model relates to a circulation cleaning device for the return dust pipe of a fan coal mill, under the condition of not explaining the contrary, the directional words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the direction of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A circulation cleaning device for a return dust pipe of a fan coal mill is characterized by comprising a bottom plate (1), a containing box (2), a reciprocating plate (3) and a driving rod (4), wherein universal wheels (5) are arranged at four corners of the bottom plate (1), a front vertical plate (6) and a rear vertical plate are arranged at the top of the bottom plate (1), a front chute and a rear chute are respectively arranged on the rear side wall of the front vertical plate (6) and the front side wall of the rear vertical plate, V-shaped rails (7) are respectively arranged at the inner top end and the inner bottom end of the front chute and the rear chute, two groups of L-shaped rods (8) are respectively arranged at the front end and the rear end of the bottom of the reciprocating plate (3), each group of L-shaped rods (8) can be rotatably provided with a V-shaped wheel (9), each group of V-shaped wheels (9) is in rolling fit with the two groups of V-shaped rails (7), a front supporting rod (10) and, a first front bearing (11) and a first rear bearing are respectively arranged on the front supporting rod (10) and the rear supporting rod, a front rotating shaft (12) and a rear rotating shaft are respectively arranged in the middle of the first front bearing (11) and the first rear bearing, the rear end of the front rotating shaft (12) and the front end of the rear rotating shaft are respectively connected with the front end and the rear end of the containing box (2), the containing box (2) is hollow, the top of the containing box is communicated with the inside of the containing box and is provided with a taking and placing opening, the front end of the front rotating shaft (12) is provided with a gear (13), a platform (14) is arranged on the front supporting rod (10), the top of the platform (14) is provided with a base, the top of the base is provided with a hydraulic cylinder (15), the output end of the hydraulic cylinder (15) is provided with a rack (16) meshed with the gear (13), the right end of the reciprocating plate (3) is, a fixing rod (20) is arranged at the top end of the front side wall of the driving disk (19), the left end of the driving rod (4) is hinged to the connecting block (17), a driving hole is formed in the right end of the driving rod (4), the front end of the fixing rod (20) penetrates through the driving hole, four groups of supporting blocks (21) are arranged inside the containing box (2), and a screen (22) is placed at the top end of each group of supporting blocks (21).

2. The fan mill dust return pipe circulation cleaning device of claim 1, characterized in that a second bearing (23) is arranged at the driving hole, and the fixing rod (20) is connected with the middle part of the second bearing (23).

3. The fan mill dust return pipe circulation cleaning device is characterized in that a door-shaped support (24) is arranged on the top of the platform (14), two sets of limiting rings (25) are slidably arranged in the middle of the door-shaped support (24), and the two sets of limiting rings (25) are connected with the rack (16).

4. The fan mill dust return pipe circulation cleaning device according to claim 3, characterized in that the top end of the left end of the containing box (2) is provided with an arc-shaped guide plate (26).

5. The fan mill dust return pipe circulation cleaning device is characterized in that a handle (27) is arranged at the right end of the top of the bottom plate (1).

6. The fan mill dust return duct circulation cleaning device of claim 5, characterized in that U-shaped rods (28) are arranged on the left and right sides of the top of the screen (22).

7. The fan mill pulverized coal return flow cleaning device as claimed in claim 6, characterized in that the front supporting rod (10) and the rear supporting rod are each provided with a reinforcing plate (29) connected to the reciprocating plate (3).

8. The fan mill dust return pipe circulation cleaning device of claim 7, characterized in that each set of universal wheels (5) is provided with a brake device.

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